New analyzer snapshot.

pkg/analyzer/test/generated/parser_test.dart

 // This code was auto-generated, is not intended to be edited, and is subject to
 // significant change. Please see the README file for more information.
+
 library engine.parser_test;
+
 import 'package:analyzer/src/generated/java_core.dart';
 import 'package:analyzer/src/generated/java_junit.dart';
 import 'package:analyzer/src/generated/error.dart';
 import 'package:analyzer/src/generated/source.dart' show Source;
 import 'package:analyzer/src/generated/scanner.dart';
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/parser.dart';
 import 'package:analyzer/src/generated/element.dart';
 import 'package:analyzer/src/generated/utilities_dart.dart';
 import 'package:unittest/unittest.dart' as _ut;
 import 'test_support.dart';
 import 'scanner_test.dart' show TokenFactory;
 import 'ast_test.dart' show ASTFactory;
 import 'element_test.dart' show ElementFactory;
+
 /**
  * The class `SimpleParserTest` defines parser tests that test individual parsing method. The
  * code fragments should be as minimal as possible in order to test the method, but should not test
  * the interactions between the method under test and other methods.
  *
  * More complex tests should be defined in the class [ComplexParserTest].
  */
 class SimpleParserTest extends ParserTestCase {
   void fail_parseCommentReference_this() {
     CommentReference reference = ParserTestCase.parse("parseCommentReference", <Object> ["this", 5], "");
     SimpleIdentifier identifier = EngineTestCase.assertInstanceOf(SimpleIdentifier, reference.identifier);
     JUnitTestCase.assertNotNull(identifier.token);
     JUnitTestCase.assertEquals("a", identifier.name);
     JUnitTestCase.assertEquals(5, identifier.offset);
   }
+
   void test_computeStringValue_emptyInterpolationPrefix() {
     JUnitTestCase.assertEquals("", computeStringValue("'''", true, false));
   }
+
   void test_computeStringValue_escape_b() {
     JUnitTestCase.assertEquals("\b", computeStringValue("'\\b'", true, true));
   }
+
   void test_computeStringValue_escape_f() {
     JUnitTestCase.assertEquals("\f", computeStringValue("'\\f'", true, true));
   }
+
   void test_computeStringValue_escape_n() {
     JUnitTestCase.assertEquals("\n", computeStringValue("'\\n'", true, true));
   }
+
   void test_computeStringValue_escape_notSpecial() {
     JUnitTestCase.assertEquals(":", computeStringValue("'\\:'", true, true));
   }
+
   void test_computeStringValue_escape_r() {
     JUnitTestCase.assertEquals("\r", computeStringValue("'\\r'", true, true));
   }
+
   void test_computeStringValue_escape_t() {
     JUnitTestCase.assertEquals("\t", computeStringValue("'\\t'", true, true));
   }
+
   void test_computeStringValue_escape_u_fixed() {
     JUnitTestCase.assertEquals("\u4321", computeStringValue("'\\u4321'", true, true));
   }
+
   void test_computeStringValue_escape_u_variable() {
     JUnitTestCase.assertEquals("\u0123", computeStringValue("'\\u{123}'", true, true));
   }
+
   void test_computeStringValue_escape_v() {
     JUnitTestCase.assertEquals("\u000B", computeStringValue("'\\v'", true, true));
   }
+
   void test_computeStringValue_escape_x() {
     JUnitTestCase.assertEquals("\u00FF", computeStringValue("'\\xFF'", true, true));
   }
+
   void test_computeStringValue_noEscape_single() {
     JUnitTestCase.assertEquals("text", computeStringValue("'text'", true, true));
   }
+
   void test_computeStringValue_noEscape_triple() {
     JUnitTestCase.assertEquals("text", computeStringValue("'''text'''", true, true));
   }
+
   void test_computeStringValue_raw_single() {
     JUnitTestCase.assertEquals("text", computeStringValue("r'text'", true, true));
   }
+
   void test_computeStringValue_raw_triple() {
     JUnitTestCase.assertEquals("text", computeStringValue("r'''text'''", true, true));
   }
+
   void test_computeStringValue_raw_withEscape() {
     JUnitTestCase.assertEquals("two\\nlines", computeStringValue("r'two\\nlines'", true, true));
   }
+
   void test_computeStringValue_triple_internalQuote_first_empty() {
     JUnitTestCase.assertEquals("'", computeStringValue("''''", true, false));
   }
+
   void test_computeStringValue_triple_internalQuote_first_nonEmpty() {
     JUnitTestCase.assertEquals("'text", computeStringValue("''''text", true, false));
   }
+
   void test_computeStringValue_triple_internalQuote_last_empty() {
     JUnitTestCase.assertEquals("", computeStringValue("'''", false, true));
   }
+
   void test_computeStringValue_triple_internalQuote_last_nonEmpty() {
     JUnitTestCase.assertEquals("text", computeStringValue("text'''", false, true));
   }
+
   void test_constFactory() {
     ParserTestCase.parse("parseClassMember", <Object> ["C"], "const factory C() = A;");
   }
+
   void test_createSyntheticIdentifier() {
     SimpleIdentifier identifier = createSyntheticIdentifier();
     JUnitTestCase.assertTrue(identifier.isSynthetic);
   }
+
   void test_createSyntheticStringLiteral() {
     SimpleStringLiteral literal = createSyntheticStringLiteral();
     JUnitTestCase.assertTrue(literal.isSynthetic);
   }
+
   void test_isFunctionDeclaration_nameButNoReturn_block() {
     JUnitTestCase.assertTrue(isFunctionDeclaration("f() {}"));
   }
+
   void test_isFunctionDeclaration_nameButNoReturn_expression() {
     JUnitTestCase.assertTrue(isFunctionDeclaration("f() => e"));
   }
+
   void test_isFunctionDeclaration_normalReturn_block() {
     JUnitTestCase.assertTrue(isFunctionDeclaration("C f() {}"));
   }
+
   void test_isFunctionDeclaration_normalReturn_expression() {
     JUnitTestCase.assertTrue(isFunctionDeclaration("C f() => e"));
   }
+
   void test_isFunctionDeclaration_voidReturn_block() {
     JUnitTestCase.assertTrue(isFunctionDeclaration("void f() {}"));
   }
+
   void test_isFunctionDeclaration_voidReturn_expression() {
     JUnitTestCase.assertTrue(isFunctionDeclaration("void f() => e"));
   }
+
   void test_isFunctionExpression_false_noBody() {
     JUnitTestCase.assertFalse(isFunctionExpression("f();"));
   }
+
   void test_isFunctionExpression_false_notParameters() {
     JUnitTestCase.assertFalse(isFunctionExpression("(a + b) {"));
   }
+
   void test_isFunctionExpression_noName_block() {
     JUnitTestCase.assertTrue(isFunctionExpression("() {}"));
   }
+
   void test_isFunctionExpression_noName_expression() {
     JUnitTestCase.assertTrue(isFunctionExpression("() => e"));
   }
+
+  void test_isFunctionExpression_parameter_final() {
+    JUnitTestCase.assertTrue(isFunctionExpression("(final a) {}"));
+    JUnitTestCase.assertTrue(isFunctionExpression("(final a, b) {}"));
+    JUnitTestCase.assertTrue(isFunctionExpression("(final a, final b) {}"));
+  }
+
+  void test_isFunctionExpression_parameter_final_typed() {
+    JUnitTestCase.assertTrue(isFunctionExpression("(final int a) {}"));
+    JUnitTestCase.assertTrue(isFunctionExpression("(final prefix.List a) {}"));
+    JUnitTestCase.assertTrue(isFunctionExpression("(final List<int> a) {}"));
+    JUnitTestCase.assertTrue(isFunctionExpression("(final prefix.List<int> a) {}"));
+  }
+
   void test_isFunctionExpression_parameter_multiple() {
     JUnitTestCase.assertTrue(isFunctionExpression("(a, b) {}"));
   }
+
   void test_isFunctionExpression_parameter_named() {
     JUnitTestCase.assertTrue(isFunctionExpression("({a}) {}"));
   }
+
   void test_isFunctionExpression_parameter_optional() {
     JUnitTestCase.assertTrue(isFunctionExpression("([a]) {}"));
   }
+
   void test_isFunctionExpression_parameter_single() {
     JUnitTestCase.assertTrue(isFunctionExpression("(a) {}"));
   }
+
   void test_isFunctionExpression_parameter_typed() {
     JUnitTestCase.assertTrue(isFunctionExpression("(int a, int b) {}"));
   }
+
   void test_isInitializedVariableDeclaration_assignment() {
     JUnitTestCase.assertFalse(isInitializedVariableDeclaration("a = null;"));
   }
+
   void test_isInitializedVariableDeclaration_comparison() {
     JUnitTestCase.assertFalse(isInitializedVariableDeclaration("a < 0;"));
   }
+
   void test_isInitializedVariableDeclaration_conditional() {
     JUnitTestCase.assertFalse(isInitializedVariableDeclaration("a == null ? init() : update();"));
   }
+
   void test_isInitializedVariableDeclaration_const_noType_initialized() {
     JUnitTestCase.assertTrue(isInitializedVariableDeclaration("const a = 0;"));
   }
+
   void test_isInitializedVariableDeclaration_const_noType_uninitialized() {
     JUnitTestCase.assertTrue(isInitializedVariableDeclaration("const a;"));
   }
+
   void test_isInitializedVariableDeclaration_const_simpleType_uninitialized() {
     JUnitTestCase.assertTrue(isInitializedVariableDeclaration("const A a;"));
   }
+
   void test_isInitializedVariableDeclaration_final_noType_initialized() {
     JUnitTestCase.assertTrue(isInitializedVariableDeclaration("final a = 0;"));
   }
+
   void test_isInitializedVariableDeclaration_final_noType_uninitialized() {
     JUnitTestCase.assertTrue(isInitializedVariableDeclaration("final a;"));
   }
+
   void test_isInitializedVariableDeclaration_final_simpleType_initialized() {
     JUnitTestCase.assertTrue(isInitializedVariableDeclaration("final A a = 0;"));
   }
+
   void test_isInitializedVariableDeclaration_functionDeclaration_typed() {
     JUnitTestCase.assertFalse(isInitializedVariableDeclaration("A f() {};"));
   }
+
   void test_isInitializedVariableDeclaration_functionDeclaration_untyped() {
     JUnitTestCase.assertFalse(isInitializedVariableDeclaration("f() {};"));
   }
+
   void test_isInitializedVariableDeclaration_noType_initialized() {
     JUnitTestCase.assertTrue(isInitializedVariableDeclaration("var a = 0;"));
   }
+
   void test_isInitializedVariableDeclaration_noType_uninitialized() {
     JUnitTestCase.assertTrue(isInitializedVariableDeclaration("var a;"));
   }
+
   void test_isInitializedVariableDeclaration_parameterizedType_initialized() {
     JUnitTestCase.assertTrue(isInitializedVariableDeclaration("List<int> a = null;"));
   }
+
   void test_isInitializedVariableDeclaration_parameterizedType_uninitialized() {
     JUnitTestCase.assertTrue(isInitializedVariableDeclaration("List<int> a;"));
   }
+
   void test_isInitializedVariableDeclaration_simpleType_initialized() {
     JUnitTestCase.assertTrue(isInitializedVariableDeclaration("A a = 0;"));
   }
+
   void test_isInitializedVariableDeclaration_simpleType_uninitialized() {
     JUnitTestCase.assertTrue(isInitializedVariableDeclaration("A a;"));
   }
+
   void test_isSwitchMember_case_labeled() {
     JUnitTestCase.assertTrue(isSwitchMember("l1: l2: case"));
   }
+
   void test_isSwitchMember_case_unlabeled() {
     JUnitTestCase.assertTrue(isSwitchMember("case"));
   }
+
   void test_isSwitchMember_default_labeled() {
     JUnitTestCase.assertTrue(isSwitchMember("l1: l2: default"));
   }
+
   void test_isSwitchMember_default_unlabeled() {
     JUnitTestCase.assertTrue(isSwitchMember("default"));
   }
+
   void test_isSwitchMember_false() {
     JUnitTestCase.assertFalse(isSwitchMember("break;"));
   }
+
   void test_parseAdditiveExpression_normal() {
     BinaryExpression expression = ParserTestCase.parse5("parseAdditiveExpression", "x + y", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.PLUS, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseAdditiveExpression_super() {
     BinaryExpression expression = ParserTestCase.parse5("parseAdditiveExpression", "super + y", []);
     EngineTestCase.assertInstanceOf(SuperExpression, expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.PLUS, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseAnnotation_n1() {
     Annotation annotation = ParserTestCase.parse5("parseAnnotation", "@A", []);
     JUnitTestCase.assertNotNull(annotation.atSign);
     JUnitTestCase.assertNotNull(annotation.name);
     JUnitTestCase.assertNull(annotation.period);
     JUnitTestCase.assertNull(annotation.constructorName);
     JUnitTestCase.assertNull(annotation.arguments);
   }
+
   void test_parseAnnotation_n1_a() {
     Annotation annotation = ParserTestCase.parse5("parseAnnotation", "@A(x,y)", []);
     JUnitTestCase.assertNotNull(annotation.atSign);
     JUnitTestCase.assertNotNull(annotation.name);
     JUnitTestCase.assertNull(annotation.period);
     JUnitTestCase.assertNull(annotation.constructorName);
     JUnitTestCase.assertNotNull(annotation.arguments);
   }
+
   void test_parseAnnotation_n2() {
     Annotation annotation = ParserTestCase.parse5("parseAnnotation", "@A.B", []);
     JUnitTestCase.assertNotNull(annotation.atSign);
     JUnitTestCase.assertNotNull(annotation.name);
     JUnitTestCase.assertNull(annotation.period);
     JUnitTestCase.assertNull(annotation.constructorName);
     JUnitTestCase.assertNull(annotation.arguments);
   }
+
   void test_parseAnnotation_n2_a() {
     Annotation annotation = ParserTestCase.parse5("parseAnnotation", "@A.B(x,y)", []);
     JUnitTestCase.assertNotNull(annotation.atSign);
     JUnitTestCase.assertNotNull(annotation.name);
     JUnitTestCase.assertNull(annotation.period);
     JUnitTestCase.assertNull(annotation.constructorName);
     JUnitTestCase.assertNotNull(annotation.arguments);
   }
+
   void test_parseAnnotation_n3() {
     Annotation annotation = ParserTestCase.parse5("parseAnnotation", "@A.B.C", []);
     JUnitTestCase.assertNotNull(annotation.atSign);
     JUnitTestCase.assertNotNull(annotation.name);
     JUnitTestCase.assertNotNull(annotation.period);
     JUnitTestCase.assertNotNull(annotation.constructorName);
     JUnitTestCase.assertNull(annotation.arguments);
   }
+
   void test_parseAnnotation_n3_a() {
     Annotation annotation = ParserTestCase.parse5("parseAnnotation", "@A.B.C(x,y)", []);
     JUnitTestCase.assertNotNull(annotation.atSign);
     JUnitTestCase.assertNotNull(annotation.name);
     JUnitTestCase.assertNotNull(annotation.period);
     JUnitTestCase.assertNotNull(annotation.constructorName);
     JUnitTestCase.assertNotNull(annotation.arguments);
   }
+
   void test_parseArgument_named() {
     NamedExpression expression = ParserTestCase.parse5("parseArgument", "n: x", []);
     Label name = expression.name;
     JUnitTestCase.assertNotNull(name);
     JUnitTestCase.assertNotNull(name.label);
     JUnitTestCase.assertNotNull(name.colon);
     JUnitTestCase.assertNotNull(expression.expression);
   }
+
   void test_parseArgument_unnamed() {
     String lexeme = "x";
     SimpleIdentifier identifier = ParserTestCase.parse5("parseArgument", lexeme, []);
     JUnitTestCase.assertEquals(lexeme, identifier.name);
   }
+
   void test_parseArgumentDefinitionTest() {
     ArgumentDefinitionTest test = ParserTestCase.parse5("parseArgumentDefinitionTest", "?x", [ParserErrorCode.DEPRECATED_ARGUMENT_DEFINITION_TEST]);
     JUnitTestCase.assertNotNull(test.question);
     JUnitTestCase.assertNotNull(test.identifier);
   }
+
   void test_parseArgumentList_empty() {
     ArgumentList argumentList = ParserTestCase.parse5("parseArgumentList", "()", []);
     NodeList<Expression> arguments = argumentList.arguments;
     EngineTestCase.assertSize(0, arguments);
   }
+
   void test_parseArgumentList_mixed() {
     ArgumentList argumentList = ParserTestCase.parse5("parseArgumentList", "(w, x, y: y, z: z)", []);
     NodeList<Expression> arguments = argumentList.arguments;
     EngineTestCase.assertSize(4, arguments);
   }
+
   void test_parseArgumentList_noNamed() {
     ArgumentList argumentList = ParserTestCase.parse5("parseArgumentList", "(x, y, z)", []);
     NodeList<Expression> arguments = argumentList.arguments;
     EngineTestCase.assertSize(3, arguments);
   }
+
   void test_parseArgumentList_onlyNamed() {
     ArgumentList argumentList = ParserTestCase.parse5("parseArgumentList", "(x: x, y: y)", []);
     NodeList<Expression> arguments = argumentList.arguments;
     EngineTestCase.assertSize(2, arguments);
   }
+
   void test_parseAssertStatement() {
     AssertStatement statement = ParserTestCase.parse5("parseAssertStatement", "assert (x);", []);
     JUnitTestCase.assertNotNull(statement.keyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.semicolon);
   }
+
   void test_parseAssignableExpression_expression_args_dot() {
     PropertyAccess propertyAccess = ParserTestCase.parse("parseAssignableExpression", <Object> [false], "(x)(y).z");
     FunctionExpressionInvocation invocation = propertyAccess.target as FunctionExpressionInvocation;
     JUnitTestCase.assertNotNull(invocation.function);
     ArgumentList argumentList = invocation.argumentList;
     JUnitTestCase.assertNotNull(argumentList);
     EngineTestCase.assertSize(1, argumentList.arguments);
     JUnitTestCase.assertNotNull(propertyAccess.operator);
     JUnitTestCase.assertNotNull(propertyAccess.propertyName);
   }
+
   void test_parseAssignableExpression_expression_dot() {
     PropertyAccess propertyAccess = ParserTestCase.parse("parseAssignableExpression", <Object> [false], "(x).y");
     JUnitTestCase.assertNotNull(propertyAccess.target);
     JUnitTestCase.assertNotNull(propertyAccess.operator);
     JUnitTestCase.assertNotNull(propertyAccess.propertyName);
   }
+
   void test_parseAssignableExpression_expression_index() {
     IndexExpression expression = ParserTestCase.parse("parseAssignableExpression", <Object> [false], "(x)[y]");
     JUnitTestCase.assertNotNull(expression.target);
     JUnitTestCase.assertNotNull(expression.leftBracket);
     JUnitTestCase.assertNotNull(expression.index);
     JUnitTestCase.assertNotNull(expression.rightBracket);
   }
+
   void test_parseAssignableExpression_identifier() {
     SimpleIdentifier identifier = ParserTestCase.parse("parseAssignableExpression", <Object> [false], "x");
     JUnitTestCase.assertNotNull(identifier);
   }
+
   void test_parseAssignableExpression_identifier_args_dot() {
     PropertyAccess propertyAccess = ParserTestCase.parse("parseAssignableExpression", <Object> [false], "x(y).z");
     MethodInvocation invocation = propertyAccess.target as MethodInvocation;
     JUnitTestCase.assertEquals("x", invocation.methodName.name);
     ArgumentList argumentList = invocation.argumentList;
     JUnitTestCase.assertNotNull(argumentList);
     EngineTestCase.assertSize(1, argumentList.arguments);
     JUnitTestCase.assertNotNull(propertyAccess.operator);
     JUnitTestCase.assertNotNull(propertyAccess.propertyName);
   }
+
   void test_parseAssignableExpression_identifier_dot() {
     PropertyAccess propertyAccess = ParserTestCase.parse("parseAssignableExpression", <Object> [false], "x.y");
     JUnitTestCase.assertNotNull(propertyAccess.target);
     JUnitTestCase.assertNotNull(propertyAccess.operator);
     JUnitTestCase.assertNotNull(propertyAccess.propertyName);
   }
+
   void test_parseAssignableExpression_identifier_index() {
     IndexExpression expression = ParserTestCase.parse("parseAssignableExpression", <Object> [false], "x[y]");
     JUnitTestCase.assertNotNull(expression.target);
     JUnitTestCase.assertNotNull(expression.leftBracket);
     JUnitTestCase.assertNotNull(expression.index);
     JUnitTestCase.assertNotNull(expression.rightBracket);
   }
+
   void test_parseAssignableExpression_super_dot() {
     PropertyAccess propertyAccess = ParserTestCase.parse("parseAssignableExpression", <Object> [false], "super.y");
     EngineTestCase.assertInstanceOf(SuperExpression, propertyAccess.target);
     JUnitTestCase.assertNotNull(propertyAccess.operator);
     JUnitTestCase.assertNotNull(propertyAccess.propertyName);
   }
+
   void test_parseAssignableExpression_super_index() {
     IndexExpression expression = ParserTestCase.parse("parseAssignableExpression", <Object> [false], "super[y]");
     EngineTestCase.assertInstanceOf(SuperExpression, expression.target);
     JUnitTestCase.assertNotNull(expression.leftBracket);
     JUnitTestCase.assertNotNull(expression.index);
     JUnitTestCase.assertNotNull(expression.rightBracket);
   }
+
   void test_parseAssignableSelector_dot() {
     PropertyAccess selector = ParserTestCase.parse("parseAssignableSelector", <Object> [null, true], ".x");
     JUnitTestCase.assertNotNull(selector.operator);
     JUnitTestCase.assertNotNull(selector.propertyName);
   }
+
   void test_parseAssignableSelector_index() {
     IndexExpression selector = ParserTestCase.parse("parseAssignableSelector", <Object> [null, true], "[x]");
     JUnitTestCase.assertNotNull(selector.leftBracket);
     JUnitTestCase.assertNotNull(selector.index);
     JUnitTestCase.assertNotNull(selector.rightBracket);
   }
+
   void test_parseAssignableSelector_none() {
     SimpleIdentifier selector = ParserTestCase.parse("parseAssignableSelector", <Object> [new SimpleIdentifier.full(null), true], ";");
     JUnitTestCase.assertNotNull(selector);
   }
+
   void test_parseBitwiseAndExpression_normal() {
     BinaryExpression expression = ParserTestCase.parse5("parseBitwiseAndExpression", "x & y", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.AMPERSAND, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseBitwiseAndExpression_super() {
     BinaryExpression expression = ParserTestCase.parse5("parseBitwiseAndExpression", "super & y", []);
     EngineTestCase.assertInstanceOf(SuperExpression, expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.AMPERSAND, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseBitwiseOrExpression_normal() {
     BinaryExpression expression = ParserTestCase.parse5("parseBitwiseOrExpression", "x | y", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.BAR, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseBitwiseOrExpression_super() {
     BinaryExpression expression = ParserTestCase.parse5("parseBitwiseOrExpression", "super | y", []);
     EngineTestCase.assertInstanceOf(SuperExpression, expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.BAR, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseBitwiseXorExpression_normal() {
     BinaryExpression expression = ParserTestCase.parse5("parseBitwiseXorExpression", "x ^ y", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.CARET, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseBitwiseXorExpression_super() {
     BinaryExpression expression = ParserTestCase.parse5("parseBitwiseXorExpression", "super ^ y", []);
     EngineTestCase.assertInstanceOf(SuperExpression, expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.CARET, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseBlock_empty() {
     Block block = ParserTestCase.parse5("parseBlock", "{}", []);
     JUnitTestCase.assertNotNull(block.leftBracket);
     EngineTestCase.assertSize(0, block.statements);
     JUnitTestCase.assertNotNull(block.rightBracket);
   }
+
   void test_parseBlock_nonEmpty() {
     Block block = ParserTestCase.parse5("parseBlock", "{;}", []);
     JUnitTestCase.assertNotNull(block.leftBracket);
     EngineTestCase.assertSize(1, block.statements);
     JUnitTestCase.assertNotNull(block.rightBracket);
   }
+
   void test_parseBreakStatement_label() {
     BreakStatement statement = ParserTestCase.parse5("parseBreakStatement", "break foo;", []);
     JUnitTestCase.assertNotNull(statement.keyword);
     JUnitTestCase.assertNotNull(statement.label);
     JUnitTestCase.assertNotNull(statement.semicolon);
   }
+
   void test_parseBreakStatement_noLabel() {
     BreakStatement statement = ParserTestCase.parse5("parseBreakStatement", "break;", [ParserErrorCode.BREAK_OUTSIDE_OF_LOOP]);
     JUnitTestCase.assertNotNull(statement.keyword);
     JUnitTestCase.assertNull(statement.label);
     JUnitTestCase.assertNotNull(statement.semicolon);
   }
+
   void test_parseCascadeSection_i() {
     IndexExpression section = ParserTestCase.parse5("parseCascadeSection", "..[i]", []);
     JUnitTestCase.assertNull(section.target);
     JUnitTestCase.assertNotNull(section.leftBracket);
     JUnitTestCase.assertNotNull(section.index);
     JUnitTestCase.assertNotNull(section.rightBracket);
   }
+
   void test_parseCascadeSection_ia() {
     FunctionExpressionInvocation section = ParserTestCase.parse5("parseCascadeSection", "..[i](b)", []);
     EngineTestCase.assertInstanceOf(IndexExpression, section.function);
     JUnitTestCase.assertNotNull(section.argumentList);
   }
+
   void test_parseCascadeSection_ii() {
     MethodInvocation section = ParserTestCase.parse5("parseCascadeSection", "..a(b).c(d)", []);
     EngineTestCase.assertInstanceOf(MethodInvocation, section.target);
     JUnitTestCase.assertNotNull(section.period);
     JUnitTestCase.assertNotNull(section.methodName);
     JUnitTestCase.assertNotNull(section.argumentList);
     EngineTestCase.assertSize(1, section.argumentList.arguments);
   }
+
   void test_parseCascadeSection_p() {
     PropertyAccess section = ParserTestCase.parse5("parseCascadeSection", "..a", []);
     JUnitTestCase.assertNull(section.target);
     JUnitTestCase.assertNotNull(section.operator);
     JUnitTestCase.assertNotNull(section.propertyName);
   }
+
   void test_parseCascadeSection_p_assign() {
     AssignmentExpression section = ParserTestCase.parse5("parseCascadeSection", "..a = 3", []);
     JUnitTestCase.assertNotNull(section.leftHandSide);
     JUnitTestCase.assertNotNull(section.operator);
     Expression rhs = section.rightHandSide;
     JUnitTestCase.assertNotNull(rhs);
   }
+
   void test_parseCascadeSection_p_assign_withCascade() {
     AssignmentExpression section = ParserTestCase.parse5("parseCascadeSection", "..a = 3..m()", []);
     JUnitTestCase.assertNotNull(section.leftHandSide);
     JUnitTestCase.assertNotNull(section.operator);
     Expression rhs = section.rightHandSide;
     EngineTestCase.assertInstanceOf(IntegerLiteral, rhs);
   }
+
   void test_parseCascadeSection_p_builtIn() {
     PropertyAccess section = ParserTestCase.parse5("parseCascadeSection", "..as", []);
     JUnitTestCase.assertNull(section.target);
     JUnitTestCase.assertNotNull(section.operator);
     JUnitTestCase.assertNotNull(section.propertyName);
   }
+
   void test_parseCascadeSection_pa() {
     MethodInvocation section = ParserTestCase.parse5("parseCascadeSection", "..a(b)", []);
     JUnitTestCase.assertNull(section.target);
     JUnitTestCase.assertNotNull(section.period);
     JUnitTestCase.assertNotNull(section.methodName);
     JUnitTestCase.assertNotNull(section.argumentList);
     EngineTestCase.assertSize(1, section.argumentList.arguments);
   }
+
   void test_parseCascadeSection_paa() {
     FunctionExpressionInvocation section = ParserTestCase.parse5("parseCascadeSection", "..a(b)(c)", []);
     EngineTestCase.assertInstanceOf(MethodInvocation, section.function);
     JUnitTestCase.assertNotNull(section.argumentList);
     EngineTestCase.assertSize(1, section.argumentList.arguments);
   }
+
   void test_parseCascadeSection_paapaa() {
     FunctionExpressionInvocation section = ParserTestCase.parse5("parseCascadeSection", "..a(b)(c).d(e)(f)", []);
     EngineTestCase.assertInstanceOf(MethodInvocation, section.function);
     JUnitTestCase.assertNotNull(section.argumentList);
     EngineTestCase.assertSize(1, section.argumentList.arguments);
   }
+
   void test_parseCascadeSection_pap() {
     PropertyAccess section = ParserTestCase.parse5("parseCascadeSection", "..a(b).c", []);
     JUnitTestCase.assertNotNull(section.target);
     JUnitTestCase.assertNotNull(section.operator);
     JUnitTestCase.assertNotNull(section.propertyName);
   }
+
   void test_parseClassDeclaration_abstract() {
     ClassDeclaration declaration = ParserTestCase.parse("parseClassDeclaration", <Object> [
         emptyCommentAndMetadata(),
         TokenFactory.token(Keyword.ABSTRACT)], "class A {}");
     JUnitTestCase.assertNull(declaration.documentationComment);
     JUnitTestCase.assertNotNull(declaration.abstractKeyword);
     JUnitTestCase.assertNull(declaration.extendsClause);
     JUnitTestCase.assertNull(declaration.implementsClause);
     JUnitTestCase.assertNotNull(declaration.classKeyword);
     JUnitTestCase.assertNotNull(declaration.leftBracket);
     JUnitTestCase.assertNotNull(declaration.name);
     EngineTestCase.assertSize(0, declaration.members);
     JUnitTestCase.assertNotNull(declaration.rightBracket);
     JUnitTestCase.assertNull(declaration.typeParameters);
   }
+
   void test_parseClassDeclaration_empty() {
     ClassDeclaration declaration = ParserTestCase.parse("parseClassDeclaration", <Object> [emptyCommentAndMetadata(), null], "class A {}");
     JUnitTestCase.assertNull(declaration.documentationComment);
     JUnitTestCase.assertNull(declaration.abstractKeyword);
     JUnitTestCase.assertNull(declaration.extendsClause);
     JUnitTestCase.assertNull(declaration.implementsClause);
     JUnitTestCase.assertNotNull(declaration.classKeyword);
     JUnitTestCase.assertNotNull(declaration.leftBracket);
     JUnitTestCase.assertNotNull(declaration.name);
     EngineTestCase.assertSize(0, declaration.members);
     JUnitTestCase.assertNotNull(declaration.rightBracket);
     JUnitTestCase.assertNull(declaration.typeParameters);
   }
+
   void test_parseClassDeclaration_extends() {
     ClassDeclaration declaration = ParserTestCase.parse("parseClassDeclaration", <Object> [emptyCommentAndMetadata(), null], "class A extends B {}");
     JUnitTestCase.assertNull(declaration.documentationComment);
     JUnitTestCase.assertNull(declaration.abstractKeyword);
     JUnitTestCase.assertNotNull(declaration.extendsClause);
     JUnitTestCase.assertNull(declaration.implementsClause);
     JUnitTestCase.assertNotNull(declaration.classKeyword);
     JUnitTestCase.assertNotNull(declaration.leftBracket);
     JUnitTestCase.assertNotNull(declaration.name);
     EngineTestCase.assertSize(0, declaration.members);
     JUnitTestCase.assertNotNull(declaration.rightBracket);
     JUnitTestCase.assertNull(declaration.typeParameters);
   }
+
   void test_parseClassDeclaration_extendsAndImplements() {
     ClassDeclaration declaration = ParserTestCase.parse("parseClassDeclaration", <Object> [emptyCommentAndMetadata(), null], "class A extends B implements C {}");
     JUnitTestCase.assertNull(declaration.documentationComment);
     JUnitTestCase.assertNull(declaration.abstractKeyword);
     JUnitTestCase.assertNotNull(declaration.extendsClause);
     JUnitTestCase.assertNotNull(declaration.implementsClause);
     JUnitTestCase.assertNotNull(declaration.classKeyword);
     JUnitTestCase.assertNotNull(declaration.leftBracket);
     JUnitTestCase.assertNotNull(declaration.name);
     EngineTestCase.assertSize(0, declaration.members);
     JUnitTestCase.assertNotNull(declaration.rightBracket);
     JUnitTestCase.assertNull(declaration.typeParameters);
   }
+
   void test_parseClassDeclaration_extendsAndWith() {
     ClassDeclaration declaration = ParserTestCase.parse("parseClassDeclaration", <Object> [emptyCommentAndMetadata(), null], "class A extends B with C {}");
     JUnitTestCase.assertNull(declaration.documentationComment);
     JUnitTestCase.assertNull(declaration.abstractKeyword);
     JUnitTestCase.assertNotNull(declaration.classKeyword);
     JUnitTestCase.assertNotNull(declaration.name);
     JUnitTestCase.assertNull(declaration.typeParameters);
     JUnitTestCase.assertNotNull(declaration.extendsClause);
     JUnitTestCase.assertNotNull(declaration.withClause);
     JUnitTestCase.assertNull(declaration.implementsClause);
     JUnitTestCase.assertNotNull(declaration.leftBracket);
     EngineTestCase.assertSize(0, declaration.members);
     JUnitTestCase.assertNotNull(declaration.rightBracket);
   }
+
   void test_parseClassDeclaration_extendsAndWithAndImplements() {
     ClassDeclaration declaration = ParserTestCase.parse("parseClassDeclaration", <Object> [emptyCommentAndMetadata(), null], "class A extends B with C implements D {}");
     JUnitTestCase.assertNull(declaration.documentationComment);
     JUnitTestCase.assertNull(declaration.abstractKeyword);
     JUnitTestCase.assertNotNull(declaration.classKeyword);
     JUnitTestCase.assertNotNull(declaration.name);
     JUnitTestCase.assertNull(declaration.typeParameters);
     JUnitTestCase.assertNotNull(declaration.extendsClause);
     JUnitTestCase.assertNotNull(declaration.withClause);
     JUnitTestCase.assertNotNull(declaration.implementsClause);
     JUnitTestCase.assertNotNull(declaration.leftBracket);
     EngineTestCase.assertSize(0, declaration.members);
     JUnitTestCase.assertNotNull(declaration.rightBracket);
   }
+
   void test_parseClassDeclaration_implements() {
     ClassDeclaration declaration = ParserTestCase.parse("parseClassDeclaration", <Object> [emptyCommentAndMetadata(), null], "class A implements C {}");
     JUnitTestCase.assertNull(declaration.documentationComment);
     JUnitTestCase.assertNull(declaration.abstractKeyword);
     JUnitTestCase.assertNull(declaration.extendsClause);
     JUnitTestCase.assertNotNull(declaration.implementsClause);
     JUnitTestCase.assertNotNull(declaration.classKeyword);
     JUnitTestCase.assertNotNull(declaration.leftBracket);
     JUnitTestCase.assertNotNull(declaration.name);
     EngineTestCase.assertSize(0, declaration.members);
     JUnitTestCase.assertNotNull(declaration.rightBracket);
     JUnitTestCase.assertNull(declaration.typeParameters);
   }
+
   void test_parseClassDeclaration_native() {
     ClassDeclaration declaration = ParserTestCase.parse("parseClassDeclaration", <Object> [emptyCommentAndMetadata(), null], "class A native 'nativeValue' {}");
     NativeClause nativeClause = declaration.nativeClause;
     JUnitTestCase.assertNotNull(nativeClause);
     JUnitTestCase.assertNotNull(nativeClause.keyword);
     JUnitTestCase.assertEquals("nativeValue", nativeClause.name.stringValue);
     JUnitTestCase.assertSame(nativeClause.keyword, nativeClause.beginToken);
     JUnitTestCase.assertSame(nativeClause.name.endToken, nativeClause.endToken);
   }
+
   void test_parseClassDeclaration_nonEmpty() {
     ClassDeclaration declaration = ParserTestCase.parse("parseClassDeclaration", <Object> [emptyCommentAndMetadata(), null], "class A {var f;}");
     JUnitTestCase.assertNull(declaration.documentationComment);
     JUnitTestCase.assertNull(declaration.abstractKeyword);
     JUnitTestCase.assertNull(declaration.extendsClause);
     JUnitTestCase.assertNull(declaration.implementsClause);
     JUnitTestCase.assertNotNull(declaration.classKeyword);
     JUnitTestCase.assertNotNull(declaration.leftBracket);
     JUnitTestCase.assertNotNull(declaration.name);
     EngineTestCase.assertSize(1, declaration.members);
     JUnitTestCase.assertNotNull(declaration.rightBracket);
     JUnitTestCase.assertNull(declaration.typeParameters);
   }
+
   void test_parseClassDeclaration_typeAlias_implementsC() {
     ClassTypeAlias typeAlias = ParserTestCase.parse("parseClassDeclaration", <Object> [emptyCommentAndMetadata(), null], "class A = Object with B implements C;");
     JUnitTestCase.assertNotNull(typeAlias.keyword);
     JUnitTestCase.assertNotNull(typeAlias.name);
     JUnitTestCase.assertNull(typeAlias.typeParameters);
     JUnitTestCase.assertNotNull(typeAlias.withClause);
     JUnitTestCase.assertNotNull(typeAlias.implementsClause);
     JUnitTestCase.assertNotNull(typeAlias.implementsClause.keyword);
     JUnitTestCase.assertEquals(1, typeAlias.implementsClause.interfaces.length);
     JUnitTestCase.assertNotNull(typeAlias.semicolon);
   }
+
   void test_parseClassDeclaration_typeAlias_withB() {
     ClassTypeAlias typeAlias = ParserTestCase.parse("parseClassDeclaration", <Object> [emptyCommentAndMetadata(), null], "class A = Object with B;");
     JUnitTestCase.assertNotNull(typeAlias.keyword);
     JUnitTestCase.assertNotNull(typeAlias.name);
     JUnitTestCase.assertNull(typeAlias.typeParameters);
     JUnitTestCase.assertNotNull(typeAlias.withClause);
     JUnitTestCase.assertNotNull(typeAlias.withClause.withKeyword);
     JUnitTestCase.assertEquals(1, typeAlias.withClause.mixinTypes.length);
     JUnitTestCase.assertNull(typeAlias.implementsClause);
     JUnitTestCase.assertNotNull(typeAlias.semicolon);
   }
+
   void test_parseClassDeclaration_typeParameters() {
     ClassDeclaration declaration = ParserTestCase.parse("parseClassDeclaration", <Object> [emptyCommentAndMetadata(), null], "class A<B> {}");
     JUnitTestCase.assertNull(declaration.documentationComment);
     JUnitTestCase.assertNull(declaration.abstractKeyword);
     JUnitTestCase.assertNull(declaration.extendsClause);
     JUnitTestCase.assertNull(declaration.implementsClause);
     JUnitTestCase.assertNotNull(declaration.classKeyword);
     JUnitTestCase.assertNotNull(declaration.leftBracket);
     JUnitTestCase.assertNotNull(declaration.name);
     EngineTestCase.assertSize(0, declaration.members);
     JUnitTestCase.assertNotNull(declaration.rightBracket);
     JUnitTestCase.assertNotNull(declaration.typeParameters);
     EngineTestCase.assertSize(1, declaration.typeParameters.typeParameters);
   }
+
   void test_parseClassMember_constructor_withInitializers() {
     ConstructorDeclaration constructor = ParserTestCase.parse("parseClassMember", <Object> ["C"], "C(_, _\$, this.__) : _a = _ + _\$ {}");
     JUnitTestCase.assertNotNull(constructor.body);
     JUnitTestCase.assertNotNull(constructor.separator);
     JUnitTestCase.assertNull(constructor.externalKeyword);
     JUnitTestCase.assertNull(constructor.constKeyword);
     JUnitTestCase.assertNull(constructor.factoryKeyword);
     JUnitTestCase.assertNull(constructor.name);
     JUnitTestCase.assertNotNull(constructor.parameters);
     JUnitTestCase.assertNull(constructor.period);
     JUnitTestCase.assertNotNull(constructor.returnType);
     EngineTestCase.assertSize(1, constructor.initializers);
   }
+
   void test_parseClassMember_field_instance_prefixedType() {
     FieldDeclaration field = ParserTestCase.parse("parseClassMember", <Object> ["C"], "p.A f;");
     JUnitTestCase.assertNull(field.documentationComment);
     EngineTestCase.assertSize(0, field.metadata);
     JUnitTestCase.assertNull(field.staticKeyword);
     VariableDeclarationList list = field.fields;
     JUnitTestCase.assertNotNull(list);
     NodeList<VariableDeclaration> variables = list.variables;
     EngineTestCase.assertSize(1, variables);
     VariableDeclaration variable = variables[0];
     JUnitTestCase.assertNotNull(variable.name);
   }
+
   void test_parseClassMember_field_namedGet() {
     FieldDeclaration field = ParserTestCase.parse("parseClassMember", <Object> ["C"], "var get;");
     JUnitTestCase.assertNull(field.documentationComment);
     EngineTestCase.assertSize(0, field.metadata);
     JUnitTestCase.assertNull(field.staticKeyword);
     VariableDeclarationList list = field.fields;
     JUnitTestCase.assertNotNull(list);
     NodeList<VariableDeclaration> variables = list.variables;
     EngineTestCase.assertSize(1, variables);
     VariableDeclaration variable = variables[0];
     JUnitTestCase.assertNotNull(variable.name);
   }
+
   void test_parseClassMember_field_namedOperator() {
     FieldDeclaration field = ParserTestCase.parse("parseClassMember", <Object> ["C"], "var operator;");
     JUnitTestCase.assertNull(field.documentationComment);
     EngineTestCase.assertSize(0, field.metadata);
     JUnitTestCase.assertNull(field.staticKeyword);
     VariableDeclarationList list = field.fields;
     JUnitTestCase.assertNotNull(list);
     NodeList<VariableDeclaration> variables = list.variables;
     EngineTestCase.assertSize(1, variables);
     VariableDeclaration variable = variables[0];
     JUnitTestCase.assertNotNull(variable.name);
   }
+
+  void test_parseClassMember_field_namedOperator_withAssignment() {
+    FieldDeclaration field = ParserTestCase.parse("parseClassMember", <Object> ["C"], "var operator = (5);");
+    JUnitTestCase.assertNull(field.documentationComment);
+    EngineTestCase.assertSize(0, field.metadata);
+    JUnitTestCase.assertNull(field.staticKeyword);
+    VariableDeclarationList list = field.fields;
+    JUnitTestCase.assertNotNull(list);
+    NodeList<VariableDeclaration> variables = list.variables;
+    EngineTestCase.assertSize(1, variables);
+    VariableDeclaration variable = variables[0];
+    JUnitTestCase.assertNotNull(variable.name);
+    JUnitTestCase.assertNotNull(variable.initializer);
+  }
+
   void test_parseClassMember_field_namedSet() {
     FieldDeclaration field = ParserTestCase.parse("parseClassMember", <Object> ["C"], "var set;");
     JUnitTestCase.assertNull(field.documentationComment);
     EngineTestCase.assertSize(0, field.metadata);
     JUnitTestCase.assertNull(field.staticKeyword);
     VariableDeclarationList list = field.fields;
     JUnitTestCase.assertNotNull(list);
     NodeList<VariableDeclaration> variables = list.variables;
     EngineTestCase.assertSize(1, variables);
     VariableDeclaration variable = variables[0];
     JUnitTestCase.assertNotNull(variable.name);
   }
+
   void test_parseClassMember_getter_void() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "void get g {}");
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNotNull(method.propertyKeyword);
     JUnitTestCase.assertNotNull(method.returnType);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.body);
   }
+
   void test_parseClassMember_method_external() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "external m();");
     JUnitTestCase.assertNotNull(method.body);
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNotNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNull(method.returnType);
   }
+
   void test_parseClassMember_method_external_withTypeAndArgs() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "external int m(int a);");
     JUnitTestCase.assertNotNull(method.body);
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNotNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNotNull(method.returnType);
   }
+
   void test_parseClassMember_method_get_noType() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "get() {}");
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNull(method.returnType);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.body);
   }
+
   void test_parseClassMember_method_get_type() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "int get() {}");
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNotNull(method.returnType);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.body);
   }
+
   void test_parseClassMember_method_get_void() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "void get() {}");
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNotNull(method.returnType);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.body);
   }
+
   void test_parseClassMember_method_operator_noType() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "operator() {}");
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNull(method.returnType);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.body);
   }
+
   void test_parseClassMember_method_operator_type() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "int operator() {}");
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNotNull(method.returnType);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.body);
   }
+
   void test_parseClassMember_method_operator_void() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "void operator() {}");
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNotNull(method.returnType);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.body);
   }
+
   void test_parseClassMember_method_returnType_parameterized() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "p.A m() {}");
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNotNull(method.returnType);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.body);
   }
+
   void test_parseClassMember_method_set_noType() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "set() {}");
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNull(method.returnType);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.body);
   }
+
   void test_parseClassMember_method_set_type() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "int set() {}");
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNotNull(method.returnType);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.body);
   }
+
   void test_parseClassMember_method_set_void() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "void set() {}");
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNotNull(method.returnType);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.body);
   }
+
   void test_parseClassMember_operator_index() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "int operator [](int i) {}");
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNotNull(method.returnType);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNotNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.body);
   }
+
   void test_parseClassMember_operator_indexAssign() {
     MethodDeclaration method = ParserTestCase.parse("parseClassMember", <Object> ["C"], "int operator []=(int i) {}");
     JUnitTestCase.assertNull(method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertNotNull(method.returnType);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNotNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.body);
   }
+
   void test_parseClassMember_redirectingFactory_const() {
     ConstructorDeclaration constructor = ParserTestCase.parse("parseClassMember", <Object> ["C"], "const factory C() = B;");
     JUnitTestCase.assertNull(constructor.externalKeyword);
     JUnitTestCase.assertNotNull(constructor.constKeyword);
     JUnitTestCase.assertNotNull(constructor.factoryKeyword);
     JUnitTestCase.assertNotNull(constructor.returnType);
     JUnitTestCase.assertNull(constructor.period);
     JUnitTestCase.assertNull(constructor.name);
     JUnitTestCase.assertNotNull(constructor.parameters);
     JUnitTestCase.assertNotNull(constructor.separator);
     EngineTestCase.assertSize(0, constructor.initializers);
     JUnitTestCase.assertNotNull(constructor.redirectedConstructor);
     JUnitTestCase.assertNotNull(constructor.body);
   }
+
   void test_parseClassMember_redirectingFactory_nonConst() {
     ConstructorDeclaration constructor = ParserTestCase.parse("parseClassMember", <Object> ["C"], "factory C() = B;");
     JUnitTestCase.assertNull(constructor.externalKeyword);
     JUnitTestCase.assertNull(constructor.constKeyword);
     JUnitTestCase.assertNotNull(constructor.factoryKeyword);
     JUnitTestCase.assertNotNull(constructor.returnType);
     JUnitTestCase.assertNull(constructor.period);
     JUnitTestCase.assertNull(constructor.name);
     JUnitTestCase.assertNotNull(constructor.parameters);
     JUnitTestCase.assertNotNull(constructor.separator);
     EngineTestCase.assertSize(0, constructor.initializers);
     JUnitTestCase.assertNotNull(constructor.redirectedConstructor);
     JUnitTestCase.assertNotNull(constructor.body);
   }
+
   void test_parseClassTypeAlias() {
     Token token = TokenFactory.token(Keyword.CLASS);
     ClassTypeAlias classTypeAlias = ParserTestCase.parse("parseClassTypeAlias", <Object> [emptyCommentAndMetadata(), token], "A = B;");
     JUnitTestCase.assertNotNull(classTypeAlias.keyword);
     JUnitTestCase.assertEquals("A", classTypeAlias.name.name);
     JUnitTestCase.assertNotNull(classTypeAlias.equals);
     JUnitTestCase.assertNull(classTypeAlias.abstractKeyword);
     JUnitTestCase.assertNotNullMsg("B", classTypeAlias.superclass.name.name);
     JUnitTestCase.assertNull(classTypeAlias.withClause);
     JUnitTestCase.assertNull(classTypeAlias.implementsClause);
     JUnitTestCase.assertNotNull(classTypeAlias.semicolon);
   }
+
   void test_parseClassTypeAlias_abstract() {
     Token token = TokenFactory.token(Keyword.CLASS);
     ClassTypeAlias classTypeAlias = ParserTestCase.parse("parseClassTypeAlias", <Object> [emptyCommentAndMetadata(), token], "A = abstract B;");
     JUnitTestCase.assertNotNull(classTypeAlias.keyword);
     JUnitTestCase.assertEquals("A", classTypeAlias.name.name);
     JUnitTestCase.assertNotNull(classTypeAlias.equals);
     JUnitTestCase.assertNotNull(classTypeAlias.abstractKeyword);
     JUnitTestCase.assertNotNullMsg("B", classTypeAlias.superclass.name.name);
     JUnitTestCase.assertNull(classTypeAlias.withClause);
     JUnitTestCase.assertNull(classTypeAlias.implementsClause);
     JUnitTestCase.assertNotNull(classTypeAlias.semicolon);
   }
+
   void test_parseClassTypeAlias_implements() {
     Token token = TokenFactory.token(Keyword.CLASS);
     ClassTypeAlias classTypeAlias = ParserTestCase.parse("parseClassTypeAlias", <Object> [emptyCommentAndMetadata(), token], "A = B implements C;");
     JUnitTestCase.assertNotNull(classTypeAlias.keyword);
     JUnitTestCase.assertEquals("A", classTypeAlias.name.name);
     JUnitTestCase.assertNotNull(classTypeAlias.equals);
     JUnitTestCase.assertNull(classTypeAlias.abstractKeyword);
     JUnitTestCase.assertNotNullMsg("B", classTypeAlias.superclass.name.name);
     JUnitTestCase.assertNull(classTypeAlias.withClause);
     JUnitTestCase.assertNotNull(classTypeAlias.implementsClause);
     JUnitTestCase.assertNotNull(classTypeAlias.semicolon);
   }
+
   void test_parseClassTypeAlias_with() {
     Token token = TokenFactory.token(Keyword.CLASS);
     ClassTypeAlias classTypeAlias = ParserTestCase.parse("parseClassTypeAlias", <Object> [emptyCommentAndMetadata(), token], "A = B with C;");
     JUnitTestCase.assertNotNull(classTypeAlias.keyword);
     JUnitTestCase.assertEquals("A", classTypeAlias.name.name);
     JUnitTestCase.assertNotNull(classTypeAlias.equals);
     JUnitTestCase.assertNull(classTypeAlias.abstractKeyword);
     JUnitTestCase.assertNotNullMsg("B", classTypeAlias.superclass.name.name);
     JUnitTestCase.assertNotNull(classTypeAlias.withClause);
     JUnitTestCase.assertNull(classTypeAlias.implementsClause);
     JUnitTestCase.assertNotNull(classTypeAlias.semicolon);
   }
+
   void test_parseClassTypeAlias_with_implements() {
     Token token = TokenFactory.token(Keyword.CLASS);
     ClassTypeAlias classTypeAlias = ParserTestCase.parse("parseClassTypeAlias", <Object> [emptyCommentAndMetadata(), token], "A = B with C implements D;");
     JUnitTestCase.assertNotNull(classTypeAlias.keyword);
     JUnitTestCase.assertEquals("A", classTypeAlias.name.name);
     JUnitTestCase.assertNotNull(classTypeAlias.equals);
     JUnitTestCase.assertNull(classTypeAlias.abstractKeyword);
     JUnitTestCase.assertNotNullMsg("B", classTypeAlias.superclass.name.name);
     JUnitTestCase.assertNotNull(classTypeAlias.withClause);
     JUnitTestCase.assertNotNull(classTypeAlias.implementsClause);
     JUnitTestCase.assertNotNull(classTypeAlias.semicolon);
   }
+
   void test_parseCombinators_h() {
     List<Combinator> combinators = ParserTestCase.parse5("parseCombinators", "hide a;", []);
     EngineTestCase.assertSize(1, combinators);
     HideCombinator combinator = combinators[0] as HideCombinator;
     JUnitTestCase.assertNotNull(combinator);
     JUnitTestCase.assertNotNull(combinator.keyword);
     EngineTestCase.assertSize(1, combinator.hiddenNames);
   }
+
   void test_parseCombinators_hs() {
     List<Combinator> combinators = ParserTestCase.parse5("parseCombinators", "hide a show b;", []);
     EngineTestCase.assertSize(2, combinators);
     HideCombinator hideCombinator = combinators[0] as HideCombinator;
     JUnitTestCase.assertNotNull(hideCombinator);
     JUnitTestCase.assertNotNull(hideCombinator.keyword);
     EngineTestCase.assertSize(1, hideCombinator.hiddenNames);
     ShowCombinator showCombinator = combinators[1] as ShowCombinator;
     JUnitTestCase.assertNotNull(showCombinator);
     JUnitTestCase.assertNotNull(showCombinator.keyword);
     EngineTestCase.assertSize(1, showCombinator.shownNames);
   }
+
   void test_parseCombinators_hshs() {
     List<Combinator> combinators = ParserTestCase.parse5("parseCombinators", "hide a show b hide c show d;", []);
     EngineTestCase.assertSize(4, combinators);
   }
+
   void test_parseCombinators_s() {
     List<Combinator> combinators = ParserTestCase.parse5("parseCombinators", "show a;", []);
     EngineTestCase.assertSize(1, combinators);
     ShowCombinator combinator = combinators[0] as ShowCombinator;
     JUnitTestCase.assertNotNull(combinator);
     JUnitTestCase.assertNotNull(combinator.keyword);
     EngineTestCase.assertSize(1, combinator.shownNames);
   }
+
   void test_parseCommentAndMetadata_c() {
     CommentAndMetadata commentAndMetadata = ParserTestCase.parse5("parseCommentAndMetadata", "/** 1 */ void", []);
     JUnitTestCase.assertNotNull(commentAndMetadata.comment);
     EngineTestCase.assertSize(0, commentAndMetadata.metadata);
   }
+
   void test_parseCommentAndMetadata_cmc() {
     CommentAndMetadata commentAndMetadata = ParserTestCase.parse5("parseCommentAndMetadata", "/** 1 */ @A /** 2 */ void", []);
     JUnitTestCase.assertNotNull(commentAndMetadata.comment);
     EngineTestCase.assertSize(1, commentAndMetadata.metadata);
   }
+
   void test_parseCommentAndMetadata_cmcm() {
     CommentAndMetadata commentAndMetadata = ParserTestCase.parse5("parseCommentAndMetadata", "/** 1 */ @A /** 2 */ @B void", []);
     JUnitTestCase.assertNotNull(commentAndMetadata.comment);
     EngineTestCase.assertSize(2, commentAndMetadata.metadata);
   }
+
   void test_parseCommentAndMetadata_cmm() {
     CommentAndMetadata commentAndMetadata = ParserTestCase.parse5("parseCommentAndMetadata", "/** 1 */ @A @B void", []);
     JUnitTestCase.assertNotNull(commentAndMetadata.comment);
     EngineTestCase.assertSize(2, commentAndMetadata.metadata);
   }
+
   void test_parseCommentAndMetadata_m() {
     CommentAndMetadata commentAndMetadata = ParserTestCase.parse5("parseCommentAndMetadata", "@A void", []);
     JUnitTestCase.assertNull(commentAndMetadata.comment);
     EngineTestCase.assertSize(1, commentAndMetadata.metadata);
   }
+
   void test_parseCommentAndMetadata_mcm() {
     CommentAndMetadata commentAndMetadata = ParserTestCase.parse5("parseCommentAndMetadata", "@A /** 1 */ @B void", []);
     JUnitTestCase.assertNotNull(commentAndMetadata.comment);
     EngineTestCase.assertSize(2, commentAndMetadata.metadata);
   }
+
   void test_parseCommentAndMetadata_mcmc() {
     CommentAndMetadata commentAndMetadata = ParserTestCase.parse5("parseCommentAndMetadata", "@A /** 1 */ @B /** 2 */ void", []);
     JUnitTestCase.assertNotNull(commentAndMetadata.comment);
     EngineTestCase.assertSize(2, commentAndMetadata.metadata);
   }
+
   void test_parseCommentAndMetadata_mm() {
     CommentAndMetadata commentAndMetadata = ParserTestCase.parse5("parseCommentAndMetadata", "@A @B(x) void", []);
     JUnitTestCase.assertNull(commentAndMetadata.comment);
     EngineTestCase.assertSize(2, commentAndMetadata.metadata);
   }
+
   void test_parseCommentAndMetadata_none() {
     CommentAndMetadata commentAndMetadata = ParserTestCase.parse5("parseCommentAndMetadata", "void", []);
     JUnitTestCase.assertNull(commentAndMetadata.comment);
     EngineTestCase.assertSize(0, commentAndMetadata.metadata);
   }
+
   void test_parseCommentAndMetadata_singleLine() {
     CommentAndMetadata commentAndMetadata = ParserTestCase.parse5("parseCommentAndMetadata", EngineTestCase.createSource(["/// 1", "/// 2", "void"]), []);
     JUnitTestCase.assertNotNull(commentAndMetadata.comment);
     EngineTestCase.assertSize(0, commentAndMetadata.metadata);
   }
+
   void test_parseCommentReference_new_prefixed() {
     CommentReference reference = ParserTestCase.parse("parseCommentReference", <Object> ["new a.b", 7], "");
     PrefixedIdentifier prefixedIdentifier = EngineTestCase.assertInstanceOf(PrefixedIdentifier, reference.identifier);
     SimpleIdentifier prefix = prefixedIdentifier.prefix;
     JUnitTestCase.assertNotNull(prefix.token);
     JUnitTestCase.assertEquals("a", prefix.name);
     JUnitTestCase.assertEquals(11, prefix.offset);
     JUnitTestCase.assertNotNull(prefixedIdentifier.period);
     SimpleIdentifier identifier = prefixedIdentifier.identifier;
     JUnitTestCase.assertNotNull(identifier.token);
     JUnitTestCase.assertEquals("b", identifier.name);
     JUnitTestCase.assertEquals(13, identifier.offset);
   }
+
   void test_parseCommentReference_new_simple() {
     CommentReference reference = ParserTestCase.parse("parseCommentReference", <Object> ["new a", 5], "");
     SimpleIdentifier identifier = EngineTestCase.assertInstanceOf(SimpleIdentifier, reference.identifier);
     JUnitTestCase.assertNotNull(identifier.token);
     JUnitTestCase.assertEquals("a", identifier.name);
     JUnitTestCase.assertEquals(9, identifier.offset);
   }
+
   void test_parseCommentReference_prefixed() {
     CommentReference reference = ParserTestCase.parse("parseCommentReference", <Object> ["a.b", 7], "");
     PrefixedIdentifier prefixedIdentifier = EngineTestCase.assertInstanceOf(PrefixedIdentifier, reference.identifier);
     SimpleIdentifier prefix = prefixedIdentifier.prefix;
     JUnitTestCase.assertNotNull(prefix.token);
     JUnitTestCase.assertEquals("a", prefix.name);
     JUnitTestCase.assertEquals(7, prefix.offset);
     JUnitTestCase.assertNotNull(prefixedIdentifier.period);
     SimpleIdentifier identifier = prefixedIdentifier.identifier;
     JUnitTestCase.assertNotNull(identifier.token);
     JUnitTestCase.assertEquals("b", identifier.name);
     JUnitTestCase.assertEquals(9, identifier.offset);
   }
+
   void test_parseCommentReference_simple() {
     CommentReference reference = ParserTestCase.parse("parseCommentReference", <Object> ["a", 5], "");
     SimpleIdentifier identifier = EngineTestCase.assertInstanceOf(SimpleIdentifier, reference.identifier);
     JUnitTestCase.assertNotNull(identifier.token);
     JUnitTestCase.assertEquals("a", identifier.name);
     JUnitTestCase.assertEquals(5, identifier.offset);
   }
+
   void test_parseCommentReferences_multiLine() {
     List<Token> tokens = <Token> [new StringToken(TokenType.MULTI_LINE_COMMENT, "/** xxx [a] yyy [b] zzz */", 3)];
     List<CommentReference> references = ParserTestCase.parse("parseCommentReferences", <Object> [tokens], "");
     EngineTestCase.assertSize(2, references);
     CommentReference reference = references[0];
     JUnitTestCase.assertNotNull(reference);
     JUnitTestCase.assertNotNull(reference.identifier);
     JUnitTestCase.assertEquals(12, reference.offset);
     reference = references[1];
     JUnitTestCase.assertNotNull(reference);
     JUnitTestCase.assertNotNull(reference.identifier);
     JUnitTestCase.assertEquals(20, reference.offset);
   }
+
   void test_parseCommentReferences_singleLine() {
     List<Token> tokens = <Token> [
         new StringToken(TokenType.SINGLE_LINE_COMMENT, "/// xxx [a] yyy [b] zzz", 3),
         new StringToken(TokenType.SINGLE_LINE_COMMENT, "/// x [c]", 28)];
     List<CommentReference> references = ParserTestCase.parse("parseCommentReferences", <Object> [tokens], "");
     EngineTestCase.assertSize(3, references);
     CommentReference reference = references[0];
     JUnitTestCase.assertNotNull(reference);
     JUnitTestCase.assertNotNull(reference.identifier);
     JUnitTestCase.assertEquals(12, reference.offset);
     reference = references[1];
     JUnitTestCase.assertNotNull(reference);
     JUnitTestCase.assertNotNull(reference.identifier);
     JUnitTestCase.assertEquals(20, reference.offset);
     reference = references[2];
     JUnitTestCase.assertNotNull(reference);
     JUnitTestCase.assertNotNull(reference.identifier);
     JUnitTestCase.assertEquals(35, reference.offset);
   }
+
   void test_parseCommentReferences_skipCodeBlock_bracketed() {
     List<Token> tokens = <Token> [new StringToken(TokenType.MULTI_LINE_COMMENT, "/** [:xxx [a] yyy:] [b] zzz */", 3)];
     List<CommentReference> references = ParserTestCase.parse("parseCommentReferences", <Object> [tokens], "");
     EngineTestCase.assertSize(1, references);
     CommentReference reference = references[0];
     JUnitTestCase.assertNotNull(reference);
     JUnitTestCase.assertNotNull(reference.identifier);
     JUnitTestCase.assertEquals(24, reference.offset);
   }
+
   void test_parseCommentReferences_skipCodeBlock_spaces() {
     List<Token> tokens = <Token> [new StringToken(TokenType.MULTI_LINE_COMMENT, "/**\n *     a[i]\n * xxx [i] zzz\n */", 3)];
     List<CommentReference> references = ParserTestCase.parse("parseCommentReferences", <Object> [tokens], "");
     EngineTestCase.assertSize(1, references);
     CommentReference reference = references[0];
     JUnitTestCase.assertNotNull(reference);
     JUnitTestCase.assertNotNull(reference.identifier);
     JUnitTestCase.assertEquals(27, reference.offset);
   }
+
   void test_parseCommentReferences_skipLinkDefinition() {
     List<Token> tokens = <Token> [new StringToken(TokenType.MULTI_LINE_COMMENT, "/** [a]: http://www.google.com (Google) [b] zzz */", 3)];
     List<CommentReference> references = ParserTestCase.parse("parseCommentReferences", <Object> [tokens], "");
     EngineTestCase.assertSize(1, references);
     CommentReference reference = references[0];
     JUnitTestCase.assertNotNull(reference);
     JUnitTestCase.assertNotNull(reference.identifier);
     JUnitTestCase.assertEquals(44, reference.offset);
   }
+
   void test_parseCommentReferences_skipLinked() {
     List<Token> tokens = <Token> [new StringToken(TokenType.MULTI_LINE_COMMENT, "/** [a](http://www.google.com) [b] zzz */", 3)];
     List<CommentReference> references = ParserTestCase.parse("parseCommentReferences", <Object> [tokens], "");
     EngineTestCase.assertSize(1, references);
     CommentReference reference = references[0];
     JUnitTestCase.assertNotNull(reference);
     JUnitTestCase.assertNotNull(reference.identifier);
     JUnitTestCase.assertEquals(35, reference.offset);
   }
+
   void test_parseCommentReferences_skipReferenceLink() {
     List<Token> tokens = <Token> [new StringToken(TokenType.MULTI_LINE_COMMENT, "/** [a][c] [b] zzz */", 3)];
     List<CommentReference> references = ParserTestCase.parse("parseCommentReferences", <Object> [tokens], "");
     EngineTestCase.assertSize(1, references);
     CommentReference reference = references[0];
     JUnitTestCase.assertNotNull(reference);
     JUnitTestCase.assertNotNull(reference.identifier);
     JUnitTestCase.assertEquals(15, reference.offset);
   }
+
   void test_parseCompilationUnit_abstractAsPrefix_parameterized() {
     CompilationUnit unit = ParserTestCase.parse5("parseCompilationUnit", "abstract<dynamic> _abstract = new abstract.A();", []);
     JUnitTestCase.assertNull(unit.scriptTag);
     EngineTestCase.assertSize(0, unit.directives);
     EngineTestCase.assertSize(1, unit.declarations);
   }
+
+  void test_parseCompilationUnit_builtIn_asFunctionName() {
+    ParserTestCase.parse5("parseCompilationUnit", "abstract(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "as(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "dynamic(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "export(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "external(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "factory(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "get(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "implements(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "import(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "library(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "operator(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "part(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "set(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "static(x) => 0;", []);
+    ParserTestCase.parse5("parseCompilationUnit", "typedef(x) => 0;", []);
+  }
+
   void test_parseCompilationUnit_directives_multiple() {
     CompilationUnit unit = ParserTestCase.parse5("parseCompilationUnit", "library l;\npart 'a.dart';", []);
     JUnitTestCase.assertNull(unit.scriptTag);
     EngineTestCase.assertSize(2, unit.directives);
     EngineTestCase.assertSize(0, unit.declarations);
   }
+
   void test_parseCompilationUnit_directives_single() {
     CompilationUnit unit = ParserTestCase.parse5("parseCompilationUnit", "library l;", []);
     JUnitTestCase.assertNull(unit.scriptTag);
     EngineTestCase.assertSize(1, unit.directives);
     EngineTestCase.assertSize(0, unit.declarations);
   }
+
   void test_parseCompilationUnit_empty() {
     CompilationUnit unit = ParserTestCase.parse5("parseCompilationUnit", "", []);
     JUnitTestCase.assertNull(unit.scriptTag);
     EngineTestCase.assertSize(0, unit.directives);
     EngineTestCase.assertSize(0, unit.declarations);
   }
+
   void test_parseCompilationUnit_exportAsPrefix() {
     CompilationUnit unit = ParserTestCase.parse5("parseCompilationUnit", "export.A _export = new export.A();", []);
     JUnitTestCase.assertNull(unit.scriptTag);
     EngineTestCase.assertSize(0, unit.directives);
     EngineTestCase.assertSize(1, unit.declarations);
   }
+
   void test_parseCompilationUnit_exportAsPrefix_parameterized() {
     CompilationUnit unit = ParserTestCase.parse5("parseCompilationUnit", "export<dynamic> _export = new export.A();", []);
     JUnitTestCase.assertNull(unit.scriptTag);
     EngineTestCase.assertSize(0, unit.directives);
     EngineTestCase.assertSize(1, unit.declarations);
   }
+
   void test_parseCompilationUnit_operatorAsPrefix_parameterized() {
     CompilationUnit unit = ParserTestCase.parse5("parseCompilationUnit", "operator<dynamic> _operator = new operator.A();", []);
     JUnitTestCase.assertNull(unit.scriptTag);
     EngineTestCase.assertSize(0, unit.directives);
     EngineTestCase.assertSize(1, unit.declarations);
   }
+
   void test_parseCompilationUnit_script() {
     CompilationUnit unit = ParserTestCase.parse5("parseCompilationUnit", "#! /bin/dart", []);
     JUnitTestCase.assertNotNull(unit.scriptTag);
     EngineTestCase.assertSize(0, unit.directives);
     EngineTestCase.assertSize(0, unit.declarations);
   }
+
   void test_parseCompilationUnit_topLevelDeclaration() {
     CompilationUnit unit = ParserTestCase.parse5("parseCompilationUnit", "class A {}", []);
     JUnitTestCase.assertNull(unit.scriptTag);
     EngineTestCase.assertSize(0, unit.directives);
     EngineTestCase.assertSize(1, unit.declarations);
   }
+
   void test_parseCompilationUnit_typedefAsPrefix() {
     CompilationUnit unit = ParserTestCase.parse5("parseCompilationUnit", "typedef.A _typedef = new typedef.A();", []);
     JUnitTestCase.assertNull(unit.scriptTag);
     EngineTestCase.assertSize(0, unit.directives);
     EngineTestCase.assertSize(1, unit.declarations);
   }
+
   void test_parseCompilationUnitMember_abstractAsPrefix() {
     TopLevelVariableDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "abstract.A _abstract = new abstract.A();");
     JUnitTestCase.assertNotNull(declaration.semicolon);
     JUnitTestCase.assertNotNull(declaration.variables);
   }
+
   void test_parseCompilationUnitMember_class() {
     ClassDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "class A {}");
     JUnitTestCase.assertEquals("A", declaration.name.name);
     EngineTestCase.assertSize(0, declaration.members);
   }
+
   void test_parseCompilationUnitMember_constVariable() {
     TopLevelVariableDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "const int x = 0;");
     JUnitTestCase.assertNotNull(declaration.semicolon);
     JUnitTestCase.assertNotNull(declaration.variables);
   }
+
   void test_parseCompilationUnitMember_finalVariable() {
     TopLevelVariableDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "final x = 0;");
     JUnitTestCase.assertNotNull(declaration.semicolon);
     JUnitTestCase.assertNotNull(declaration.variables);
   }
+
   void test_parseCompilationUnitMember_function_external_noType() {
     FunctionDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "external f();");
     JUnitTestCase.assertNotNull(declaration.externalKeyword);
     JUnitTestCase.assertNotNull(declaration.functionExpression);
     JUnitTestCase.assertNull(declaration.propertyKeyword);
   }
+
   void test_parseCompilationUnitMember_function_external_type() {
     FunctionDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "external int f();");
     JUnitTestCase.assertNotNull(declaration.externalKeyword);
     JUnitTestCase.assertNotNull(declaration.functionExpression);
     JUnitTestCase.assertNull(declaration.propertyKeyword);
   }
+
   void test_parseCompilationUnitMember_function_noType() {
     FunctionDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "f() {}");
     JUnitTestCase.assertNotNull(declaration.functionExpression);
     JUnitTestCase.assertNull(declaration.propertyKeyword);
   }
+
   void test_parseCompilationUnitMember_function_type() {
     FunctionDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "int f() {}");
     JUnitTestCase.assertNotNull(declaration.functionExpression);
     JUnitTestCase.assertNull(declaration.propertyKeyword);
   }
+
   void test_parseCompilationUnitMember_function_void() {
     FunctionDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "void f() {}");
     JUnitTestCase.assertNotNull(declaration.returnType);
   }
+
   void test_parseCompilationUnitMember_getter_external_noType() {
     FunctionDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "external get p;");
     JUnitTestCase.assertNotNull(declaration.externalKeyword);
     JUnitTestCase.assertNotNull(declaration.functionExpression);
     JUnitTestCase.assertNotNull(declaration.propertyKeyword);
   }
+
   void test_parseCompilationUnitMember_getter_external_type() {
     FunctionDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "external int get p;");
     JUnitTestCase.assertNotNull(declaration.externalKeyword);
     JUnitTestCase.assertNotNull(declaration.functionExpression);
     JUnitTestCase.assertNotNull(declaration.propertyKeyword);
   }
+
   void test_parseCompilationUnitMember_getter_noType() {
     FunctionDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "get p => 0;");
     JUnitTestCase.assertNotNull(declaration.functionExpression);
     JUnitTestCase.assertNotNull(declaration.propertyKeyword);
   }
+
   void test_parseCompilationUnitMember_getter_type() {
     FunctionDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "int get p => 0;");
     JUnitTestCase.assertNotNull(declaration.functionExpression);
     JUnitTestCase.assertNotNull(declaration.propertyKeyword);
   }
+
   void test_parseCompilationUnitMember_setter_external_noType() {
     FunctionDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "external set p(v);");
     JUnitTestCase.assertNotNull(declaration.externalKeyword);
     JUnitTestCase.assertNotNull(declaration.functionExpression);
     JUnitTestCase.assertNotNull(declaration.propertyKeyword);
   }
+
   void test_parseCompilationUnitMember_setter_external_type() {
     FunctionDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "external void set p(int v);");
     JUnitTestCase.assertNotNull(declaration.externalKeyword);
     JUnitTestCase.assertNotNull(declaration.functionExpression);
     JUnitTestCase.assertNotNull(declaration.propertyKeyword);
   }
+
   void test_parseCompilationUnitMember_setter_noType() {
     FunctionDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "set p(v) {}");
     JUnitTestCase.assertNotNull(declaration.functionExpression);
     JUnitTestCase.assertNotNull(declaration.propertyKeyword);
   }
+
   void test_parseCompilationUnitMember_setter_type() {
     FunctionDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "void set p(int v) {}");
     JUnitTestCase.assertNotNull(declaration.functionExpression);
     JUnitTestCase.assertNotNull(declaration.propertyKeyword);
   }
+
   void test_parseCompilationUnitMember_typeAlias_abstract() {
     ClassTypeAlias typeAlias = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "class C = abstract S with M;");
     JUnitTestCase.assertNotNull(typeAlias.keyword);
     JUnitTestCase.assertEquals("C", typeAlias.name.name);
     JUnitTestCase.assertNull(typeAlias.typeParameters);
     JUnitTestCase.assertNotNull(typeAlias.equals);
     JUnitTestCase.assertNotNull(typeAlias.abstractKeyword);
     JUnitTestCase.assertEquals("S", typeAlias.superclass.name.name);
     JUnitTestCase.assertNotNull(typeAlias.withClause);
     JUnitTestCase.assertNull(typeAlias.implementsClause);
     JUnitTestCase.assertNotNull(typeAlias.semicolon);
   }
+
   void test_parseCompilationUnitMember_typeAlias_generic() {
     ClassTypeAlias typeAlias = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "class C<E> = S<E> with M<E> implements I<E>;");
     JUnitTestCase.assertNotNull(typeAlias.keyword);
     JUnitTestCase.assertEquals("C", typeAlias.name.name);
     EngineTestCase.assertSize(1, typeAlias.typeParameters.typeParameters);
     JUnitTestCase.assertNotNull(typeAlias.equals);
     JUnitTestCase.assertNull(typeAlias.abstractKeyword);
     JUnitTestCase.assertEquals("S", typeAlias.superclass.name.name);
     JUnitTestCase.assertNotNull(typeAlias.withClause);
     JUnitTestCase.assertNotNull(typeAlias.implementsClause);
     JUnitTestCase.assertNotNull(typeAlias.semicolon);
   }
+
   void test_parseCompilationUnitMember_typeAlias_implements() {
     ClassTypeAlias typeAlias = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "class C = S with M implements I;");
     JUnitTestCase.assertNotNull(typeAlias.keyword);
     JUnitTestCase.assertEquals("C", typeAlias.name.name);
     JUnitTestCase.assertNull(typeAlias.typeParameters);
     JUnitTestCase.assertNotNull(typeAlias.equals);
     JUnitTestCase.assertNull(typeAlias.abstractKeyword);
     JUnitTestCase.assertEquals("S", typeAlias.superclass.name.name);
     JUnitTestCase.assertNotNull(typeAlias.withClause);
     JUnitTestCase.assertNotNull(typeAlias.implementsClause);
     JUnitTestCase.assertNotNull(typeAlias.semicolon);
   }
+
   void test_parseCompilationUnitMember_typeAlias_noImplements() {
     ClassTypeAlias typeAlias = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "class C = S with M;");
     JUnitTestCase.assertNotNull(typeAlias.keyword);
     JUnitTestCase.assertEquals("C", typeAlias.name.name);
     JUnitTestCase.assertNull(typeAlias.typeParameters);
     JUnitTestCase.assertNotNull(typeAlias.equals);
     JUnitTestCase.assertNull(typeAlias.abstractKeyword);
     JUnitTestCase.assertEquals("S", typeAlias.superclass.name.name);
     JUnitTestCase.assertNotNull(typeAlias.withClause);
     JUnitTestCase.assertNull(typeAlias.implementsClause);
     JUnitTestCase.assertNotNull(typeAlias.semicolon);
   }
+
   void test_parseCompilationUnitMember_typedef() {
     FunctionTypeAlias typeAlias = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "typedef F();");
     JUnitTestCase.assertEquals("F", typeAlias.name.name);
     EngineTestCase.assertSize(0, typeAlias.parameters.parameters);
   }
+
   void test_parseCompilationUnitMember_variable() {
     TopLevelVariableDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "var x = 0;");
     JUnitTestCase.assertNotNull(declaration.semicolon);
     JUnitTestCase.assertNotNull(declaration.variables);
   }
+
   void test_parseCompilationUnitMember_variableGet() {
     TopLevelVariableDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "String get = null;");
     JUnitTestCase.assertNotNull(declaration.semicolon);
     JUnitTestCase.assertNotNull(declaration.variables);
   }
+
   void test_parseCompilationUnitMember_variableSet() {
     TopLevelVariableDeclaration declaration = ParserTestCase.parse("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "String set = null;");
     JUnitTestCase.assertNotNull(declaration.semicolon);
     JUnitTestCase.assertNotNull(declaration.variables);
   }
+
   void test_parseConditionalExpression() {
     ConditionalExpression expression = ParserTestCase.parse5("parseConditionalExpression", "x ? y : z", []);
     JUnitTestCase.assertNotNull(expression.condition);
     JUnitTestCase.assertNotNull(expression.question);
     JUnitTestCase.assertNotNull(expression.thenExpression);
     JUnitTestCase.assertNotNull(expression.colon);
     JUnitTestCase.assertNotNull(expression.elseExpression);
   }
+
   void test_parseConstExpression_instanceCreation() {
     InstanceCreationExpression expression = ParserTestCase.parse5("parseConstExpression", "const A()", []);
     JUnitTestCase.assertNotNull(expression.keyword);
     ConstructorName name = expression.constructorName;
     JUnitTestCase.assertNotNull(name);
     JUnitTestCase.assertNotNull(name.type);
     JUnitTestCase.assertNull(name.period);
     JUnitTestCase.assertNull(name.name);
     JUnitTestCase.assertNotNull(expression.argumentList);
   }
+
   void test_parseConstExpression_listLiteral_typed() {
     ListLiteral literal = ParserTestCase.parse5("parseConstExpression", "const <A> []", []);
     JUnitTestCase.assertNotNull(literal.constKeyword);
     JUnitTestCase.assertNotNull(literal.typeArguments);
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(0, literal.elements);
     JUnitTestCase.assertNotNull(literal.rightBracket);
   }
+
   void test_parseConstExpression_listLiteral_untyped() {
     ListLiteral literal = ParserTestCase.parse5("parseConstExpression", "const []", []);
     JUnitTestCase.assertNotNull(literal.constKeyword);
     JUnitTestCase.assertNull(literal.typeArguments);
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(0, literal.elements);
     JUnitTestCase.assertNotNull(literal.rightBracket);
   }
+
   void test_parseConstExpression_mapLiteral_typed() {
     MapLiteral literal = ParserTestCase.parse5("parseConstExpression", "const <A, B> {}", []);
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(0, literal.entries);
     JUnitTestCase.assertNotNull(literal.rightBracket);
     JUnitTestCase.assertNotNull(literal.typeArguments);
   }
+
   void test_parseConstExpression_mapLiteral_untyped() {
     MapLiteral literal = ParserTestCase.parse5("parseConstExpression", "const {}", []);
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(0, literal.entries);
     JUnitTestCase.assertNotNull(literal.rightBracket);
     JUnitTestCase.assertNull(literal.typeArguments);
   }
+
   void test_parseConstructor() {
   }
+
   void test_parseConstructorFieldInitializer_qualified() {
     ConstructorFieldInitializer invocation = ParserTestCase.parse5("parseConstructorFieldInitializer", "this.a = b", []);
     JUnitTestCase.assertNotNull(invocation.equals);
     JUnitTestCase.assertNotNull(invocation.expression);
     JUnitTestCase.assertNotNull(invocation.fieldName);
     JUnitTestCase.assertNotNull(invocation.keyword);
     JUnitTestCase.assertNotNull(invocation.period);
   }
+
   void test_parseConstructorFieldInitializer_unqualified() {
     ConstructorFieldInitializer invocation = ParserTestCase.parse5("parseConstructorFieldInitializer", "a = b", []);
     JUnitTestCase.assertNotNull(invocation.equals);
     JUnitTestCase.assertNotNull(invocation.expression);
     JUnitTestCase.assertNotNull(invocation.fieldName);
     JUnitTestCase.assertNull(invocation.keyword);
     JUnitTestCase.assertNull(invocation.period);
   }
+
   void test_parseConstructorName_named_noPrefix() {
     ConstructorName name = ParserTestCase.parse5("parseConstructorName", "A.n;", []);
     JUnitTestCase.assertNotNull(name.type);
     JUnitTestCase.assertNull(name.period);
     JUnitTestCase.assertNull(name.name);
   }
+
   void test_parseConstructorName_named_prefixed() {
     ConstructorName name = ParserTestCase.parse5("parseConstructorName", "p.A.n;", []);
     JUnitTestCase.assertNotNull(name.type);
     JUnitTestCase.assertNotNull(name.period);
     JUnitTestCase.assertNotNull(name.name);
   }
+
   void test_parseConstructorName_unnamed_noPrefix() {
     ConstructorName name = ParserTestCase.parse5("parseConstructorName", "A;", []);
     JUnitTestCase.assertNotNull(name.type);
     JUnitTestCase.assertNull(name.period);
     JUnitTestCase.assertNull(name.name);
   }
+
   void test_parseConstructorName_unnamed_prefixed() {
     ConstructorName name = ParserTestCase.parse5("parseConstructorName", "p.A;", []);
     JUnitTestCase.assertNotNull(name.type);
     JUnitTestCase.assertNull(name.period);
     JUnitTestCase.assertNull(name.name);
   }
+
   void test_parseContinueStatement_label() {
     ContinueStatement statement = ParserTestCase.parse5("parseContinueStatement", "continue foo;", [ParserErrorCode.CONTINUE_OUTSIDE_OF_LOOP]);
     JUnitTestCase.assertNotNull(statement.keyword);
     JUnitTestCase.assertNotNull(statement.label);
     JUnitTestCase.assertNotNull(statement.semicolon);
   }
+
   void test_parseContinueStatement_noLabel() {
     ContinueStatement statement = ParserTestCase.parse5("parseContinueStatement", "continue;", [ParserErrorCode.CONTINUE_OUTSIDE_OF_LOOP]);
     JUnitTestCase.assertNotNull(statement.keyword);
     JUnitTestCase.assertNull(statement.label);
     JUnitTestCase.assertNotNull(statement.semicolon);
   }
+
   void test_parseDirective_export() {
     ExportDirective directive = ParserTestCase.parse("parseDirective", <Object> [emptyCommentAndMetadata()], "export 'lib/lib.dart';");
     JUnitTestCase.assertNotNull(directive.keyword);
     JUnitTestCase.assertNotNull(directive.uri);
     EngineTestCase.assertSize(0, directive.combinators);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseDirective_import() {
     ImportDirective directive = ParserTestCase.parse("parseDirective", <Object> [emptyCommentAndMetadata()], "import 'lib/lib.dart';");
     JUnitTestCase.assertNotNull(directive.keyword);
     JUnitTestCase.assertNotNull(directive.uri);
     JUnitTestCase.assertNull(directive.asToken);
     JUnitTestCase.assertNull(directive.prefix);
     EngineTestCase.assertSize(0, directive.combinators);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseDirective_library() {
     LibraryDirective directive = ParserTestCase.parse("parseDirective", <Object> [emptyCommentAndMetadata()], "library l;");
     JUnitTestCase.assertNotNull(directive.libraryToken);
     JUnitTestCase.assertNotNull(directive.name);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseDirective_part() {
     PartDirective directive = ParserTestCase.parse("parseDirective", <Object> [emptyCommentAndMetadata()], "part 'lib/lib.dart';");
     JUnitTestCase.assertNotNull(directive.partToken);
     JUnitTestCase.assertNotNull(directive.uri);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseDirective_partOf() {
     PartOfDirective directive = ParserTestCase.parse("parseDirective", <Object> [emptyCommentAndMetadata()], "part of l;");
     JUnitTestCase.assertNotNull(directive.partToken);
     JUnitTestCase.assertNotNull(directive.ofToken);
     JUnitTestCase.assertNotNull(directive.libraryName);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseDocumentationComment_block() {
     Comment comment = ParserTestCase.parse5("parseDocumentationComment", "/** */ class", []);
     JUnitTestCase.assertFalse(comment.isBlock);
     JUnitTestCase.assertTrue(comment.isDocumentation);
     JUnitTestCase.assertFalse(comment.isEndOfLine);
   }
+
   void test_parseDocumentationComment_block_withReference() {
     Comment comment = ParserTestCase.parse5("parseDocumentationComment", "/** [a] */ class", []);
     JUnitTestCase.assertFalse(comment.isBlock);
     JUnitTestCase.assertTrue(comment.isDocumentation);
     JUnitTestCase.assertFalse(comment.isEndOfLine);
     NodeList<CommentReference> references = comment.references;
     EngineTestCase.assertSize(1, references);
     CommentReference reference = references[0];
     JUnitTestCase.assertNotNull(reference);
     JUnitTestCase.assertEquals(5, reference.offset);
   }
+
   void test_parseDocumentationComment_endOfLine() {
     Comment comment = ParserTestCase.parse5("parseDocumentationComment", "/// \n/// \n class", []);
     JUnitTestCase.assertFalse(comment.isBlock);
     JUnitTestCase.assertTrue(comment.isDocumentation);
     JUnitTestCase.assertFalse(comment.isEndOfLine);
   }
+
   void test_parseDoStatement() {
     DoStatement statement = ParserTestCase.parse5("parseDoStatement", "do {} while (x);", []);
     JUnitTestCase.assertNotNull(statement.doKeyword);
     JUnitTestCase.assertNotNull(statement.body);
     JUnitTestCase.assertNotNull(statement.whileKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.semicolon);
   }
+
   void test_parseEmptyStatement() {
     EmptyStatement statement = ParserTestCase.parse5("parseEmptyStatement", ";", []);
     JUnitTestCase.assertNotNull(statement.semicolon);
   }
+
   void test_parseEqualityExpression_normal() {
     BinaryExpression expression = ParserTestCase.parse5("parseEqualityExpression", "x == y", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.EQ_EQ, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseEqualityExpression_super() {
     BinaryExpression expression = ParserTestCase.parse5("parseEqualityExpression", "super == y", []);
     EngineTestCase.assertInstanceOf(SuperExpression, expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.EQ_EQ, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseExportDirective_hide() {
     ExportDirective directive = ParserTestCase.parse("parseExportDirective", <Object> [emptyCommentAndMetadata()], "export 'lib/lib.dart' hide A, B;");
     JUnitTestCase.assertNotNull(directive.keyword);
     JUnitTestCase.assertNotNull(directive.uri);
     EngineTestCase.assertSize(1, directive.combinators);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseExportDirective_hide_show() {
     ExportDirective directive = ParserTestCase.parse("parseExportDirective", <Object> [emptyCommentAndMetadata()], "export 'lib/lib.dart' hide A show B;");
     JUnitTestCase.assertNotNull(directive.keyword);
     JUnitTestCase.assertNotNull(directive.uri);
     EngineTestCase.assertSize(2, directive.combinators);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseExportDirective_noCombinator() {
     ExportDirective directive = ParserTestCase.parse("parseExportDirective", <Object> [emptyCommentAndMetadata()], "export 'lib/lib.dart';");
     JUnitTestCase.assertNotNull(directive.keyword);
     JUnitTestCase.assertNotNull(directive.uri);
     EngineTestCase.assertSize(0, directive.combinators);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseExportDirective_show() {
     ExportDirective directive = ParserTestCase.parse("parseExportDirective", <Object> [emptyCommentAndMetadata()], "export 'lib/lib.dart' show A, B;");
     JUnitTestCase.assertNotNull(directive.keyword);
     JUnitTestCase.assertNotNull(directive.uri);
     EngineTestCase.assertSize(1, directive.combinators);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseExportDirective_show_hide() {
     ExportDirective directive = ParserTestCase.parse("parseExportDirective", <Object> [emptyCommentAndMetadata()], "export 'lib/lib.dart' show B hide A;");
     JUnitTestCase.assertNotNull(directive.keyword);
     JUnitTestCase.assertNotNull(directive.uri);
     EngineTestCase.assertSize(2, directive.combinators);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseExpression_assign() {
     AssignmentExpression expression = ParserTestCase.parse5("parseExpression", "x = y", []);
     JUnitTestCase.assertNotNull(expression.leftHandSide);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.EQ, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightHandSide);
   }
+
   void test_parseExpression_comparison() {
     BinaryExpression expression = ParserTestCase.parse5("parseExpression", "--a.b == c", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.EQ_EQ, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseExpression_invokeFunctionExpression() {
     FunctionExpressionInvocation invocation = ParserTestCase.parse5("parseExpression", "(a) {return a + a;} (3)", []);
     EngineTestCase.assertInstanceOf(FunctionExpression, invocation.function);
     FunctionExpression expression = invocation.function as FunctionExpression;
     JUnitTestCase.assertNotNull(expression.parameters);
     JUnitTestCase.assertNotNull(expression.body);
     ArgumentList list = invocation.argumentList;
     JUnitTestCase.assertNotNull(list);
     EngineTestCase.assertSize(1, list.arguments);
   }
+
   void test_parseExpression_superMethodInvocation() {
     MethodInvocation invocation = ParserTestCase.parse5("parseExpression", "super.m()", []);
     JUnitTestCase.assertNotNull(invocation.target);
     JUnitTestCase.assertNotNull(invocation.methodName);
     JUnitTestCase.assertNotNull(invocation.argumentList);
   }
+
   void test_parseExpressionList_multiple() {
     List<Expression> result = ParserTestCase.parse5("parseExpressionList", "1, 2, 3", []);
     EngineTestCase.assertSize(3, result);
   }
+
   void test_parseExpressionList_single() {
     List<Expression> result = ParserTestCase.parse5("parseExpressionList", "1", []);
     EngineTestCase.assertSize(1, result);
   }
+
   void test_parseExpressionWithoutCascade_assign() {
     AssignmentExpression expression = ParserTestCase.parse5("parseExpressionWithoutCascade", "x = y", []);
     JUnitTestCase.assertNotNull(expression.leftHandSide);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.EQ, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightHandSide);
   }
+
   void test_parseExpressionWithoutCascade_comparison() {
     BinaryExpression expression = ParserTestCase.parse5("parseExpressionWithoutCascade", "--a.b == c", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.EQ_EQ, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseExpressionWithoutCascade_superMethodInvocation() {
     MethodInvocation invocation = ParserTestCase.parse5("parseExpressionWithoutCascade", "super.m()", []);
     JUnitTestCase.assertNotNull(invocation.target);
     JUnitTestCase.assertNotNull(invocation.methodName);
     JUnitTestCase.assertNotNull(invocation.argumentList);
   }
+
   void test_parseExtendsClause() {
     ExtendsClause clause = ParserTestCase.parse5("parseExtendsClause", "extends B", []);
     JUnitTestCase.assertNotNull(clause.keyword);
     JUnitTestCase.assertNotNull(clause.superclass);
     EngineTestCase.assertInstanceOf(TypeName, clause.superclass);
   }
+
   void test_parseFinalConstVarOrType_const_noType() {
     FinalConstVarOrType result = ParserTestCase.parse("parseFinalConstVarOrType", <Object> [false], "const");
     Token keyword = result.keyword;
     JUnitTestCase.assertNotNull(keyword);
     JUnitTestCase.assertEquals(TokenType.KEYWORD, keyword.type);
-    JUnitTestCase.assertEquals(Keyword.CONST, ((keyword as KeywordToken)).keyword);
+    JUnitTestCase.assertEquals(Keyword.CONST, (keyword as KeywordToken).keyword);
     JUnitTestCase.assertNull(result.type);
   }
+
   void test_parseFinalConstVarOrType_const_type() {
     FinalConstVarOrType result = ParserTestCase.parse("parseFinalConstVarOrType", <Object> [false], "const A a");
     Token keyword = result.keyword;
     JUnitTestCase.assertNotNull(keyword);
     JUnitTestCase.assertEquals(TokenType.KEYWORD, keyword.type);
-    JUnitTestCase.assertEquals(Keyword.CONST, ((keyword as KeywordToken)).keyword);
+    JUnitTestCase.assertEquals(Keyword.CONST, (keyword as KeywordToken).keyword);
     JUnitTestCase.assertNotNull(result.type);
   }
+
   void test_parseFinalConstVarOrType_final_noType() {
     FinalConstVarOrType result = ParserTestCase.parse("parseFinalConstVarOrType", <Object> [false], "final");
     Token keyword = result.keyword;
     JUnitTestCase.assertNotNull(keyword);
     JUnitTestCase.assertEquals(TokenType.KEYWORD, keyword.type);
-    JUnitTestCase.assertEquals(Keyword.FINAL, ((keyword as KeywordToken)).keyword);
+    JUnitTestCase.assertEquals(Keyword.FINAL, (keyword as KeywordToken).keyword);
     JUnitTestCase.assertNull(result.type);
   }
+
   void test_parseFinalConstVarOrType_final_prefixedType() {
     FinalConstVarOrType result = ParserTestCase.parse("parseFinalConstVarOrType", <Object> [false], "final p.A a");
     Token keyword = result.keyword;
     JUnitTestCase.assertNotNull(keyword);
     JUnitTestCase.assertEquals(TokenType.KEYWORD, keyword.type);
-    JUnitTestCase.assertEquals(Keyword.FINAL, ((keyword as KeywordToken)).keyword);
+    JUnitTestCase.assertEquals(Keyword.FINAL, (keyword as KeywordToken).keyword);
     JUnitTestCase.assertNotNull(result.type);
   }
+
   void test_parseFinalConstVarOrType_final_type() {
     FinalConstVarOrType result = ParserTestCase.parse("parseFinalConstVarOrType", <Object> [false], "final A a");
     Token keyword = result.keyword;
     JUnitTestCase.assertNotNull(keyword);
     JUnitTestCase.assertEquals(TokenType.KEYWORD, keyword.type);
-    JUnitTestCase.assertEquals(Keyword.FINAL, ((keyword as KeywordToken)).keyword);
+    JUnitTestCase.assertEquals(Keyword.FINAL, (keyword as KeywordToken).keyword);
     JUnitTestCase.assertNotNull(result.type);
   }
+
   void test_parseFinalConstVarOrType_type_parameterized() {
     FinalConstVarOrType result = ParserTestCase.parse("parseFinalConstVarOrType", <Object> [false], "A<B> a");
     JUnitTestCase.assertNull(result.keyword);
     JUnitTestCase.assertNotNull(result.type);
   }
+
   void test_parseFinalConstVarOrType_type_prefixed() {
     FinalConstVarOrType result = ParserTestCase.parse("parseFinalConstVarOrType", <Object> [false], "p.A a");
     JUnitTestCase.assertNull(result.keyword);
     JUnitTestCase.assertNotNull(result.type);
   }
+
   void test_parseFinalConstVarOrType_type_prefixedAndParameterized() {
     FinalConstVarOrType result = ParserTestCase.parse("parseFinalConstVarOrType", <Object> [false], "p.A<B> a");
     JUnitTestCase.assertNull(result.keyword);
     JUnitTestCase.assertNotNull(result.type);
   }
+
   void test_parseFinalConstVarOrType_type_simple() {
     FinalConstVarOrType result = ParserTestCase.parse("parseFinalConstVarOrType", <Object> [false], "A a");
     JUnitTestCase.assertNull(result.keyword);
     JUnitTestCase.assertNotNull(result.type);
   }
+
   void test_parseFinalConstVarOrType_var() {
     FinalConstVarOrType result = ParserTestCase.parse("parseFinalConstVarOrType", <Object> [false], "var");
     Token keyword = result.keyword;
     JUnitTestCase.assertNotNull(keyword);
     JUnitTestCase.assertEquals(TokenType.KEYWORD, keyword.type);
-    JUnitTestCase.assertEquals(Keyword.VAR, ((keyword as KeywordToken)).keyword);
+    JUnitTestCase.assertEquals(Keyword.VAR, (keyword as KeywordToken).keyword);
     JUnitTestCase.assertNull(result.type);
   }
+
   void test_parseFormalParameter_final_withType_named() {
     ParameterKind kind = ParameterKind.NAMED;
     DefaultFormalParameter parameter = ParserTestCase.parse("parseFormalParameter", <Object> [kind], "final A a : null");
     SimpleFormalParameter simpleParameter = parameter.parameter as SimpleFormalParameter;
     JUnitTestCase.assertNotNull(simpleParameter.identifier);
     JUnitTestCase.assertNotNull(simpleParameter.keyword);
     JUnitTestCase.assertNotNull(simpleParameter.type);
     JUnitTestCase.assertEquals(kind, simpleParameter.kind);
     JUnitTestCase.assertNotNull(parameter.separator);
     JUnitTestCase.assertNotNull(parameter.defaultValue);
     JUnitTestCase.assertEquals(kind, parameter.kind);
   }
+
   void test_parseFormalParameter_final_withType_normal() {
     ParameterKind kind = ParameterKind.REQUIRED;
     SimpleFormalParameter parameter = ParserTestCase.parse("parseFormalParameter", <Object> [kind], "final A a");
     JUnitTestCase.assertNotNull(parameter.identifier);
     JUnitTestCase.assertNotNull(parameter.keyword);
     JUnitTestCase.assertNotNull(parameter.type);
     JUnitTestCase.assertEquals(kind, parameter.kind);
   }
+
   void test_parseFormalParameter_final_withType_positional() {
     ParameterKind kind = ParameterKind.POSITIONAL;
     DefaultFormalParameter parameter = ParserTestCase.parse("parseFormalParameter", <Object> [kind], "final A a = null");
     SimpleFormalParameter simpleParameter = parameter.parameter as SimpleFormalParameter;
     JUnitTestCase.assertNotNull(simpleParameter.identifier);
     JUnitTestCase.assertNotNull(simpleParameter.keyword);
     JUnitTestCase.assertNotNull(simpleParameter.type);
     JUnitTestCase.assertEquals(kind, simpleParameter.kind);
     JUnitTestCase.assertNotNull(parameter.separator);
     JUnitTestCase.assertNotNull(parameter.defaultValue);
     JUnitTestCase.assertEquals(kind, parameter.kind);
   }
+
   void test_parseFormalParameter_nonFinal_withType_named() {
     ParameterKind kind = ParameterKind.NAMED;
     DefaultFormalParameter parameter = ParserTestCase.parse("parseFormalParameter", <Object> [kind], "A a : null");
     SimpleFormalParameter simpleParameter = parameter.parameter as SimpleFormalParameter;
     JUnitTestCase.assertNotNull(simpleParameter.identifier);
     JUnitTestCase.assertNull(simpleParameter.keyword);
     JUnitTestCase.assertNotNull(simpleParameter.type);
     JUnitTestCase.assertEquals(kind, simpleParameter.kind);
     JUnitTestCase.assertNotNull(parameter.separator);
     JUnitTestCase.assertNotNull(parameter.defaultValue);
     JUnitTestCase.assertEquals(kind, parameter.kind);
   }
+
   void test_parseFormalParameter_nonFinal_withType_normal() {
     ParameterKind kind = ParameterKind.REQUIRED;
     SimpleFormalParameter parameter = ParserTestCase.parse("parseFormalParameter", <Object> [kind], "A a");
     JUnitTestCase.assertNotNull(parameter.identifier);
     JUnitTestCase.assertNull(parameter.keyword);
     JUnitTestCase.assertNotNull(parameter.type);
     JUnitTestCase.assertEquals(kind, parameter.kind);
   }
+
   void test_parseFormalParameter_nonFinal_withType_positional() {
     ParameterKind kind = ParameterKind.POSITIONAL;
     DefaultFormalParameter parameter = ParserTestCase.parse("parseFormalParameter", <Object> [kind], "A a = null");
     SimpleFormalParameter simpleParameter = parameter.parameter as SimpleFormalParameter;
     JUnitTestCase.assertNotNull(simpleParameter.identifier);
     JUnitTestCase.assertNull(simpleParameter.keyword);
     JUnitTestCase.assertNotNull(simpleParameter.type);
     JUnitTestCase.assertEquals(kind, simpleParameter.kind);
     JUnitTestCase.assertNotNull(parameter.separator);
     JUnitTestCase.assertNotNull(parameter.defaultValue);
     JUnitTestCase.assertEquals(kind, parameter.kind);
   }
+
   void test_parseFormalParameter_var() {
     ParameterKind kind = ParameterKind.REQUIRED;
     SimpleFormalParameter parameter = ParserTestCase.parse("parseFormalParameter", <Object> [kind], "var a");
     JUnitTestCase.assertNotNull(parameter.identifier);
     JUnitTestCase.assertNotNull(parameter.keyword);
     JUnitTestCase.assertNull(parameter.type);
     JUnitTestCase.assertEquals(kind, parameter.kind);
   }
+
   void test_parseFormalParameter_var_named() {
     ParameterKind kind = ParameterKind.NAMED;
     DefaultFormalParameter parameter = ParserTestCase.parse("parseFormalParameter", <Object> [kind], "var a : null");
     SimpleFormalParameter simpleParameter = parameter.parameter as SimpleFormalParameter;
     JUnitTestCase.assertNotNull(simpleParameter.identifier);
     JUnitTestCase.assertNotNull(simpleParameter.keyword);
     JUnitTestCase.assertNull(simpleParameter.type);
     JUnitTestCase.assertEquals(kind, simpleParameter.kind);
     JUnitTestCase.assertNotNull(parameter.separator);
     JUnitTestCase.assertNotNull(parameter.defaultValue);
     JUnitTestCase.assertEquals(kind, parameter.kind);
   }
+
   void test_parseFormalParameter_var_positional() {
     ParameterKind kind = ParameterKind.POSITIONAL;
     DefaultFormalParameter parameter = ParserTestCase.parse("parseFormalParameter", <Object> [kind], "var a = null");
     SimpleFormalParameter simpleParameter = parameter.parameter as SimpleFormalParameter;
     JUnitTestCase.assertNotNull(simpleParameter.identifier);
     JUnitTestCase.assertNotNull(simpleParameter.keyword);
     JUnitTestCase.assertNull(simpleParameter.type);
     JUnitTestCase.assertEquals(kind, simpleParameter.kind);
     JUnitTestCase.assertNotNull(parameter.separator);
     JUnitTestCase.assertNotNull(parameter.defaultValue);
     JUnitTestCase.assertEquals(kind, parameter.kind);
   }
+
   void test_parseFormalParameterList_empty() {
     FormalParameterList parameterList = ParserTestCase.parse5("parseFormalParameterList", "()", []);
     JUnitTestCase.assertNotNull(parameterList.leftParenthesis);
     JUnitTestCase.assertNull(parameterList.leftDelimiter);
     EngineTestCase.assertSize(0, parameterList.parameters);
     JUnitTestCase.assertNull(parameterList.rightDelimiter);
     JUnitTestCase.assertNotNull(parameterList.rightParenthesis);
   }
+
   void test_parseFormalParameterList_named_multiple() {
     FormalParameterList parameterList = ParserTestCase.parse5("parseFormalParameterList", "({A a : 1, B b, C c : 3})", []);
     JUnitTestCase.assertNotNull(parameterList.leftParenthesis);
     JUnitTestCase.assertNotNull(parameterList.leftDelimiter);
     EngineTestCase.assertSize(3, parameterList.parameters);
     JUnitTestCase.assertNotNull(parameterList.rightDelimiter);
     JUnitTestCase.assertNotNull(parameterList.rightParenthesis);
   }
+
   void test_parseFormalParameterList_named_single() {
     FormalParameterList parameterList = ParserTestCase.parse5("parseFormalParameterList", "({A a})", []);
     JUnitTestCase.assertNotNull(parameterList.leftParenthesis);
     JUnitTestCase.assertNotNull(parameterList.leftDelimiter);
     EngineTestCase.assertSize(1, parameterList.parameters);
     JUnitTestCase.assertNotNull(parameterList.rightDelimiter);
     JUnitTestCase.assertNotNull(parameterList.rightParenthesis);
   }
+
   void test_parseFormalParameterList_normal_multiple() {
     FormalParameterList parameterList = ParserTestCase.parse5("parseFormalParameterList", "(A a, B b, C c)", []);
     JUnitTestCase.assertNotNull(parameterList.leftParenthesis);
     JUnitTestCase.assertNull(parameterList.leftDelimiter);
     EngineTestCase.assertSize(3, parameterList.parameters);
     JUnitTestCase.assertNull(parameterList.rightDelimiter);
     JUnitTestCase.assertNotNull(parameterList.rightParenthesis);
   }
+
   void test_parseFormalParameterList_normal_named() {
     FormalParameterList parameterList = ParserTestCase.parse5("parseFormalParameterList", "(A a, {B b})", []);
     JUnitTestCase.assertNotNull(parameterList.leftParenthesis);
     JUnitTestCase.assertNotNull(parameterList.leftDelimiter);
     EngineTestCase.assertSize(2, parameterList.parameters);
     JUnitTestCase.assertNotNull(parameterList.rightDelimiter);
     JUnitTestCase.assertNotNull(parameterList.rightParenthesis);
   }
+
   void test_parseFormalParameterList_normal_positional() {
     FormalParameterList parameterList = ParserTestCase.parse5("parseFormalParameterList", "(A a, [B b])", []);
     JUnitTestCase.assertNotNull(parameterList.leftParenthesis);
     JUnitTestCase.assertNotNull(parameterList.leftDelimiter);
     EngineTestCase.assertSize(2, parameterList.parameters);
     JUnitTestCase.assertNotNull(parameterList.rightDelimiter);
     JUnitTestCase.assertNotNull(parameterList.rightParenthesis);
   }
+
   void test_parseFormalParameterList_normal_single() {
     FormalParameterList parameterList = ParserTestCase.parse5("parseFormalParameterList", "(A a)", []);
     JUnitTestCase.assertNotNull(parameterList.leftParenthesis);
     JUnitTestCase.assertNull(parameterList.leftDelimiter);
     EngineTestCase.assertSize(1, parameterList.parameters);
     JUnitTestCase.assertNull(parameterList.rightDelimiter);
     JUnitTestCase.assertNotNull(parameterList.rightParenthesis);
   }
+
   void test_parseFormalParameterList_positional_multiple() {
     FormalParameterList parameterList = ParserTestCase.parse5("parseFormalParameterList", "([A a = null, B b, C c = null])", []);
     JUnitTestCase.assertNotNull(parameterList.leftParenthesis);
     JUnitTestCase.assertNotNull(parameterList.leftDelimiter);
     EngineTestCase.assertSize(3, parameterList.parameters);
     JUnitTestCase.assertNotNull(parameterList.rightDelimiter);
     JUnitTestCase.assertNotNull(parameterList.rightParenthesis);
   }
+
   void test_parseFormalParameterList_positional_single() {
     FormalParameterList parameterList = ParserTestCase.parse5("parseFormalParameterList", "([A a = null])", []);
     JUnitTestCase.assertNotNull(parameterList.leftParenthesis);
     JUnitTestCase.assertNotNull(parameterList.leftDelimiter);
     EngineTestCase.assertSize(1, parameterList.parameters);
     JUnitTestCase.assertNotNull(parameterList.rightDelimiter);
     JUnitTestCase.assertNotNull(parameterList.rightParenthesis);
   }
+
   void test_parseForStatement_each_identifier() {
     ForEachStatement statement = ParserTestCase.parse5("parseForStatement", "for (element in list) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNull(statement.loopVariable);
     JUnitTestCase.assertNotNull(statement.identifier);
     JUnitTestCase.assertNotNull(statement.inKeyword);
     JUnitTestCase.assertNotNull(statement.iterator);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseForStatement_each_noType_metadata() {
     ForEachStatement statement = ParserTestCase.parse5("parseForStatement", "for (@A var element in list) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.loopVariable);
     EngineTestCase.assertSize(1, statement.loopVariable.metadata);
     JUnitTestCase.assertNull(statement.identifier);
     JUnitTestCase.assertNotNull(statement.inKeyword);
     JUnitTestCase.assertNotNull(statement.iterator);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseForStatement_each_type() {
     ForEachStatement statement = ParserTestCase.parse5("parseForStatement", "for (A element in list) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.loopVariable);
     JUnitTestCase.assertNull(statement.identifier);
     JUnitTestCase.assertNotNull(statement.inKeyword);
     JUnitTestCase.assertNotNull(statement.iterator);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseForStatement_each_var() {
     ForEachStatement statement = ParserTestCase.parse5("parseForStatement", "for (var element in list) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.loopVariable);
     JUnitTestCase.assertNull(statement.identifier);
     JUnitTestCase.assertNotNull(statement.inKeyword);
     JUnitTestCase.assertNotNull(statement.iterator);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseForStatement_loop_c() {
     ForStatement statement = ParserTestCase.parse5("parseForStatement", "for (; i < count;) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNull(statement.variables);
     JUnitTestCase.assertNull(statement.initialization);
     JUnitTestCase.assertNotNull(statement.leftSeparator);
     JUnitTestCase.assertNotNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightSeparator);
     EngineTestCase.assertSize(0, statement.updaters);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseForStatement_loop_cu() {
     ForStatement statement = ParserTestCase.parse5("parseForStatement", "for (; i < count; i++) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNull(statement.variables);
     JUnitTestCase.assertNull(statement.initialization);
     JUnitTestCase.assertNotNull(statement.leftSeparator);
     JUnitTestCase.assertNotNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightSeparator);
     EngineTestCase.assertSize(1, statement.updaters);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseForStatement_loop_ecu() {
     ForStatement statement = ParserTestCase.parse5("parseForStatement", "for (i--; i < count; i++) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNull(statement.variables);
     JUnitTestCase.assertNotNull(statement.initialization);
     JUnitTestCase.assertNotNull(statement.leftSeparator);
     JUnitTestCase.assertNotNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightSeparator);
     EngineTestCase.assertSize(1, statement.updaters);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseForStatement_loop_i() {
     ForStatement statement = ParserTestCase.parse5("parseForStatement", "for (var i = 0;;) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     VariableDeclarationList variables = statement.variables;
     JUnitTestCase.assertNotNull(variables);
     EngineTestCase.assertSize(0, variables.metadata);
     EngineTestCase.assertSize(1, variables.variables);
     JUnitTestCase.assertNull(statement.initialization);
     JUnitTestCase.assertNotNull(statement.leftSeparator);
     JUnitTestCase.assertNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightSeparator);
     EngineTestCase.assertSize(0, statement.updaters);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseForStatement_loop_i_withMetadata() {
     ForStatement statement = ParserTestCase.parse5("parseForStatement", "for (@A var i = 0;;) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     VariableDeclarationList variables = statement.variables;
     JUnitTestCase.assertNotNull(variables);
     EngineTestCase.assertSize(1, variables.metadata);
     EngineTestCase.assertSize(1, variables.variables);
     JUnitTestCase.assertNull(statement.initialization);
     JUnitTestCase.assertNotNull(statement.leftSeparator);
     JUnitTestCase.assertNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightSeparator);
     EngineTestCase.assertSize(0, statement.updaters);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseForStatement_loop_ic() {
     ForStatement statement = ParserTestCase.parse5("parseForStatement", "for (var i = 0; i < count;) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     VariableDeclarationList variables = statement.variables;
     JUnitTestCase.assertNotNull(variables);
     EngineTestCase.assertSize(1, variables.variables);
     JUnitTestCase.assertNull(statement.initialization);
     JUnitTestCase.assertNotNull(statement.leftSeparator);
     JUnitTestCase.assertNotNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightSeparator);
     EngineTestCase.assertSize(0, statement.updaters);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseForStatement_loop_icu() {
     ForStatement statement = ParserTestCase.parse5("parseForStatement", "for (var i = 0; i < count; i++) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     VariableDeclarationList variables = statement.variables;
     JUnitTestCase.assertNotNull(variables);
     EngineTestCase.assertSize(1, variables.variables);
     JUnitTestCase.assertNull(statement.initialization);
     JUnitTestCase.assertNotNull(statement.leftSeparator);
     JUnitTestCase.assertNotNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightSeparator);
     EngineTestCase.assertSize(1, statement.updaters);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseForStatement_loop_iicuu() {
     ForStatement statement = ParserTestCase.parse5("parseForStatement", "for (int i = 0, j = count; i < j; i++, j--) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     VariableDeclarationList variables = statement.variables;
     JUnitTestCase.assertNotNull(variables);
     EngineTestCase.assertSize(2, variables.variables);
     JUnitTestCase.assertNull(statement.initialization);
     JUnitTestCase.assertNotNull(statement.leftSeparator);
     JUnitTestCase.assertNotNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightSeparator);
     EngineTestCase.assertSize(2, statement.updaters);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseForStatement_loop_iu() {
     ForStatement statement = ParserTestCase.parse5("parseForStatement", "for (var i = 0;; i++) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     VariableDeclarationList variables = statement.variables;
     JUnitTestCase.assertNotNull(variables);
     EngineTestCase.assertSize(1, variables.variables);
     JUnitTestCase.assertNull(statement.initialization);
     JUnitTestCase.assertNotNull(statement.leftSeparator);
     JUnitTestCase.assertNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightSeparator);
     EngineTestCase.assertSize(1, statement.updaters);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseForStatement_loop_u() {
     ForStatement statement = ParserTestCase.parse5("parseForStatement", "for (;; i++) {}", []);
     JUnitTestCase.assertNotNull(statement.forKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNull(statement.variables);
     JUnitTestCase.assertNull(statement.initialization);
     JUnitTestCase.assertNotNull(statement.leftSeparator);
     JUnitTestCase.assertNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightSeparator);
     EngineTestCase.assertSize(1, statement.updaters);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseFunctionBody_block() {
     BlockFunctionBody functionBody = ParserTestCase.parse("parseFunctionBody", <Object> [false, null, false], "{}");
     JUnitTestCase.assertNotNull(functionBody.block);
   }
+
   void test_parseFunctionBody_empty() {
     EmptyFunctionBody functionBody = ParserTestCase.parse("parseFunctionBody", <Object> [true, null, false], ";");
     JUnitTestCase.assertNotNull(functionBody.semicolon);
   }
+
   void test_parseFunctionBody_expression() {
     ExpressionFunctionBody functionBody = ParserTestCase.parse("parseFunctionBody", <Object> [false, null, false], "=> y;");
     JUnitTestCase.assertNotNull(functionBody.functionDefinition);
     JUnitTestCase.assertNotNull(functionBody.expression);
     JUnitTestCase.assertNotNull(functionBody.semicolon);
   }
+
   void test_parseFunctionBody_nativeFunctionBody() {
     NativeFunctionBody functionBody = ParserTestCase.parse("parseFunctionBody", <Object> [false, null, false], "native 'str';");
     JUnitTestCase.assertNotNull(functionBody.nativeToken);
     JUnitTestCase.assertNotNull(functionBody.stringLiteral);
     JUnitTestCase.assertNotNull(functionBody.semicolon);
   }
+
   void test_parseFunctionDeclaration_function() {
     Comment comment = Comment.createDocumentationComment(new List<Token>(0));
     TypeName returnType = new TypeName.full(new SimpleIdentifier.full(null), null);
     FunctionDeclaration declaration = ParserTestCase.parse("parseFunctionDeclaration", <Object> [commentAndMetadata(comment, []), null, returnType], "f() {}");
     JUnitTestCase.assertEquals(comment, declaration.documentationComment);
     JUnitTestCase.assertEquals(returnType, declaration.returnType);
     JUnitTestCase.assertNotNull(declaration.name);
     FunctionExpression expression = declaration.functionExpression;
     JUnitTestCase.assertNotNull(expression);
     JUnitTestCase.assertNotNull(expression.body);
     JUnitTestCase.assertNotNull(expression.parameters);
     JUnitTestCase.assertNull(declaration.propertyKeyword);
   }
+
   void test_parseFunctionDeclaration_getter() {
     Comment comment = Comment.createDocumentationComment(new List<Token>(0));
     TypeName returnType = new TypeName.full(new SimpleIdentifier.full(null), null);
     FunctionDeclaration declaration = ParserTestCase.parse("parseFunctionDeclaration", <Object> [commentAndMetadata(comment, []), null, returnType], "get p => 0;");
     JUnitTestCase.assertEquals(comment, declaration.documentationComment);
     JUnitTestCase.assertEquals(returnType, declaration.returnType);
     JUnitTestCase.assertNotNull(declaration.name);
     FunctionExpression expression = declaration.functionExpression;
     JUnitTestCase.assertNotNull(expression);
     JUnitTestCase.assertNotNull(expression.body);
     JUnitTestCase.assertNull(expression.parameters);
     JUnitTestCase.assertNotNull(declaration.propertyKeyword);
   }
+
   void test_parseFunctionDeclaration_setter() {
     Comment comment = Comment.createDocumentationComment(new List<Token>(0));
     TypeName returnType = new TypeName.full(new SimpleIdentifier.full(null), null);
     FunctionDeclaration declaration = ParserTestCase.parse("parseFunctionDeclaration", <Object> [commentAndMetadata(comment, []), null, returnType], "set p(v) {}");
     JUnitTestCase.assertEquals(comment, declaration.documentationComment);
     JUnitTestCase.assertEquals(returnType, declaration.returnType);
     JUnitTestCase.assertNotNull(declaration.name);
     FunctionExpression expression = declaration.functionExpression;
     JUnitTestCase.assertNotNull(expression);
     JUnitTestCase.assertNotNull(expression.body);
     JUnitTestCase.assertNotNull(expression.parameters);
     JUnitTestCase.assertNotNull(declaration.propertyKeyword);
   }
+
   void test_parseFunctionDeclarationStatement() {
     FunctionDeclarationStatement statement = ParserTestCase.parse5("parseFunctionDeclarationStatement", "void f(int p) => p * 2;", []);
     JUnitTestCase.assertNotNull(statement.functionDeclaration);
   }
+
   void test_parseFunctionExpression_body_inExpression() {
     FunctionExpression expression = ParserTestCase.parse5("parseFunctionExpression", "(int i) => i++", []);
     JUnitTestCase.assertNotNull(expression.body);
     JUnitTestCase.assertNotNull(expression.parameters);
-    JUnitTestCase.assertNull(((expression.body as ExpressionFunctionBody)).semicolon);
+    JUnitTestCase.assertNull((expression.body as ExpressionFunctionBody).semicolon);
   }
+
   void test_parseFunctionExpression_minimal() {
     FunctionExpression expression = ParserTestCase.parse5("parseFunctionExpression", "() {}", []);
     JUnitTestCase.assertNotNull(expression.body);
     JUnitTestCase.assertNotNull(expression.parameters);
   }
+
   void test_parseGetter_nonStatic() {
     Comment comment = Comment.createDocumentationComment(new List<Token>(0));
     TypeName returnType = new TypeName.full(new SimpleIdentifier.full(null), null);
     MethodDeclaration method = ParserTestCase.parse("parseGetter", <Object> [commentAndMetadata(comment, []), null, null, returnType], "get a;");
     JUnitTestCase.assertNotNull(method.body);
     JUnitTestCase.assertEquals(comment, method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNull(method.parameters);
     JUnitTestCase.assertNotNull(method.propertyKeyword);
     JUnitTestCase.assertEquals(returnType, method.returnType);
   }
+
   void test_parseGetter_static() {
     Comment comment = Comment.createDocumentationComment(new List<Token>(0));
     Token staticKeyword = TokenFactory.token(Keyword.STATIC);
     TypeName returnType = new TypeName.full(new SimpleIdentifier.full(null), null);
     MethodDeclaration method = ParserTestCase.parse("parseGetter", <Object> [
         commentAndMetadata(comment, []),
         null,
         staticKeyword,
         returnType], "get a => 42;");
     JUnitTestCase.assertNotNull(method.body);
     JUnitTestCase.assertEquals(comment, method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertEquals(staticKeyword, method.modifierKeyword);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNull(method.parameters);
     JUnitTestCase.assertNotNull(method.propertyKeyword);
     JUnitTestCase.assertEquals(returnType, method.returnType);
   }
+
   void test_parseIdentifierList_multiple() {
     List<SimpleIdentifier> list = ParserTestCase.parse5("parseIdentifierList", "a, b, c", []);
     EngineTestCase.assertSize(3, list);
   }
+
   void test_parseIdentifierList_single() {
     List<SimpleIdentifier> list = ParserTestCase.parse5("parseIdentifierList", "a", []);
     EngineTestCase.assertSize(1, list);
   }
+
   void test_parseIfStatement_else_block() {
     IfStatement statement = ParserTestCase.parse5("parseIfStatement", "if (x) {} else {}", []);
     JUnitTestCase.assertNotNull(statement.ifKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.thenStatement);
     JUnitTestCase.assertNotNull(statement.elseKeyword);
     JUnitTestCase.assertNotNull(statement.elseStatement);
   }
+
   void test_parseIfStatement_else_statement() {
     IfStatement statement = ParserTestCase.parse5("parseIfStatement", "if (x) f(x); else f(y);", []);
     JUnitTestCase.assertNotNull(statement.ifKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.thenStatement);
     JUnitTestCase.assertNotNull(statement.elseKeyword);
     JUnitTestCase.assertNotNull(statement.elseStatement);
   }
+
   void test_parseIfStatement_noElse_block() {
     IfStatement statement = ParserTestCase.parse5("parseIfStatement", "if (x) {}", []);
     JUnitTestCase.assertNotNull(statement.ifKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.thenStatement);
     JUnitTestCase.assertNull(statement.elseKeyword);
     JUnitTestCase.assertNull(statement.elseStatement);
   }
+
   void test_parseIfStatement_noElse_statement() {
     IfStatement statement = ParserTestCase.parse5("parseIfStatement", "if (x) f(x);", []);
     JUnitTestCase.assertNotNull(statement.ifKeyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.thenStatement);
     JUnitTestCase.assertNull(statement.elseKeyword);
     JUnitTestCase.assertNull(statement.elseStatement);
   }
+
   void test_parseImplementsClause_multiple() {
     ImplementsClause clause = ParserTestCase.parse5("parseImplementsClause", "implements A, B, C", []);
     EngineTestCase.assertSize(3, clause.interfaces);
     JUnitTestCase.assertNotNull(clause.keyword);
   }
+
   void test_parseImplementsClause_single() {
     ImplementsClause clause = ParserTestCase.parse5("parseImplementsClause", "implements A", []);
     EngineTestCase.assertSize(1, clause.interfaces);
     JUnitTestCase.assertNotNull(clause.keyword);
   }
+
   void test_parseImportDirective_hide() {
     ImportDirective directive = ParserTestCase.parse("parseImportDirective", <Object> [emptyCommentAndMetadata()], "import 'lib/lib.dart' hide A, B;");
     JUnitTestCase.assertNotNull(directive.keyword);
     JUnitTestCase.assertNotNull(directive.uri);
     JUnitTestCase.assertNull(directive.asToken);
     JUnitTestCase.assertNull(directive.prefix);
     EngineTestCase.assertSize(1, directive.combinators);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseImportDirective_noCombinator() {
     ImportDirective directive = ParserTestCase.parse("parseImportDirective", <Object> [emptyCommentAndMetadata()], "import 'lib/lib.dart';");
     JUnitTestCase.assertNotNull(directive.keyword);
     JUnitTestCase.assertNotNull(directive.uri);
     JUnitTestCase.assertNull(directive.asToken);
     JUnitTestCase.assertNull(directive.prefix);
     EngineTestCase.assertSize(0, directive.combinators);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseImportDirective_prefix() {
     ImportDirective directive = ParserTestCase.parse("parseImportDirective", <Object> [emptyCommentAndMetadata()], "import 'lib/lib.dart' as a;");
     JUnitTestCase.assertNotNull(directive.keyword);
     JUnitTestCase.assertNotNull(directive.uri);
     JUnitTestCase.assertNotNull(directive.asToken);
     JUnitTestCase.assertNotNull(directive.prefix);
     EngineTestCase.assertSize(0, directive.combinators);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseImportDirective_prefix_hide_show() {
     ImportDirective directive = ParserTestCase.parse("parseImportDirective", <Object> [emptyCommentAndMetadata()], "import 'lib/lib.dart' as a hide A show B;");
     JUnitTestCase.assertNotNull(directive.keyword);
     JUnitTestCase.assertNotNull(directive.uri);
     JUnitTestCase.assertNotNull(directive.asToken);
     JUnitTestCase.assertNotNull(directive.prefix);
     EngineTestCase.assertSize(2, directive.combinators);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseImportDirective_prefix_show_hide() {
     ImportDirective directive = ParserTestCase.parse("parseImportDirective", <Object> [emptyCommentAndMetadata()], "import 'lib/lib.dart' as a show B hide A;");
     JUnitTestCase.assertNotNull(directive.keyword);
     JUnitTestCase.assertNotNull(directive.uri);
     JUnitTestCase.assertNotNull(directive.asToken);
     JUnitTestCase.assertNotNull(directive.prefix);
     EngineTestCase.assertSize(2, directive.combinators);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseImportDirective_show() {
     ImportDirective directive = ParserTestCase.parse("parseImportDirective", <Object> [emptyCommentAndMetadata()], "import 'lib/lib.dart' show A, B;");
     JUnitTestCase.assertNotNull(directive.keyword);
     JUnitTestCase.assertNotNull(directive.uri);
     JUnitTestCase.assertNull(directive.asToken);
     JUnitTestCase.assertNull(directive.prefix);
     EngineTestCase.assertSize(1, directive.combinators);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseInitializedIdentifierList_type() {
     Comment comment = Comment.createDocumentationComment(new List<Token>(0));
     Token staticKeyword = TokenFactory.token(Keyword.STATIC);
     TypeName type = new TypeName.full(new SimpleIdentifier.full(null), null);
     FieldDeclaration declaration = ParserTestCase.parse("parseInitializedIdentifierList", <Object> [
         commentAndMetadata(comment, []),
         staticKeyword,
         null,
         type], "a = 1, b, c = 3;");
     JUnitTestCase.assertEquals(comment, declaration.documentationComment);
     VariableDeclarationList fields = declaration.fields;
     JUnitTestCase.assertNotNull(fields);
     JUnitTestCase.assertNull(fields.keyword);
     JUnitTestCase.assertEquals(type, fields.type);
     EngineTestCase.assertSize(3, fields.variables);
     JUnitTestCase.assertEquals(staticKeyword, declaration.staticKeyword);
     JUnitTestCase.assertNotNull(declaration.semicolon);
   }
+
   void test_parseInitializedIdentifierList_var() {
     Comment comment = Comment.createDocumentationComment(new List<Token>(0));
     Token staticKeyword = TokenFactory.token(Keyword.STATIC);
     Token varKeyword = TokenFactory.token(Keyword.VAR);
     FieldDeclaration declaration = ParserTestCase.parse("parseInitializedIdentifierList", <Object> [
         commentAndMetadata(comment, []),
         staticKeyword,
         varKeyword,
         null], "a = 1, b, c = 3;");
     JUnitTestCase.assertEquals(comment, declaration.documentationComment);
     VariableDeclarationList fields = declaration.fields;
     JUnitTestCase.assertNotNull(fields);
     JUnitTestCase.assertEquals(varKeyword, fields.keyword);
     JUnitTestCase.assertNull(fields.type);
     EngineTestCase.assertSize(3, fields.variables);
     JUnitTestCase.assertEquals(staticKeyword, declaration.staticKeyword);
     JUnitTestCase.assertNotNull(declaration.semicolon);
   }
+
   void test_parseInstanceCreationExpression_qualifiedType() {
     Token token = TokenFactory.token(Keyword.NEW);
     InstanceCreationExpression expression = ParserTestCase.parse("parseInstanceCreationExpression", <Object> [token], "A.B()");
     JUnitTestCase.assertEquals(token, expression.keyword);
     ConstructorName name = expression.constructorName;
     JUnitTestCase.assertNotNull(name);
     JUnitTestCase.assertNotNull(name.type);
     JUnitTestCase.assertNull(name.period);
     JUnitTestCase.assertNull(name.name);
     JUnitTestCase.assertNotNull(expression.argumentList);
   }
+
   void test_parseInstanceCreationExpression_qualifiedType_named() {
     Token token = TokenFactory.token(Keyword.NEW);
     InstanceCreationExpression expression = ParserTestCase.parse("parseInstanceCreationExpression", <Object> [token], "A.B.c()");
     JUnitTestCase.assertEquals(token, expression.keyword);
     ConstructorName name = expression.constructorName;
     JUnitTestCase.assertNotNull(name);
     JUnitTestCase.assertNotNull(name.type);
     JUnitTestCase.assertNotNull(name.period);
     JUnitTestCase.assertNotNull(name.name);
     JUnitTestCase.assertNotNull(expression.argumentList);
   }
+
   void test_parseInstanceCreationExpression_type() {
     Token token = TokenFactory.token(Keyword.NEW);
     InstanceCreationExpression expression = ParserTestCase.parse("parseInstanceCreationExpression", <Object> [token], "A()");
     JUnitTestCase.assertEquals(token, expression.keyword);
     ConstructorName name = expression.constructorName;
     JUnitTestCase.assertNotNull(name);
     JUnitTestCase.assertNotNull(name.type);
     JUnitTestCase.assertNull(name.period);
     JUnitTestCase.assertNull(name.name);
     JUnitTestCase.assertNotNull(expression.argumentList);
   }
+
   void test_parseInstanceCreationExpression_type_named() {
     Token token = TokenFactory.token(Keyword.NEW);
     InstanceCreationExpression expression = ParserTestCase.parse("parseInstanceCreationExpression", <Object> [token], "A<B>.c()");
     JUnitTestCase.assertEquals(token, expression.keyword);
     ConstructorName name = expression.constructorName;
     JUnitTestCase.assertNotNull(name);
     JUnitTestCase.assertNotNull(name.type);
     JUnitTestCase.assertNotNull(name.period);
     JUnitTestCase.assertNotNull(name.name);
     JUnitTestCase.assertNotNull(expression.argumentList);
   }
+
   void test_parseLibraryDirective() {
     LibraryDirective directive = ParserTestCase.parse("parseLibraryDirective", <Object> [emptyCommentAndMetadata()], "library l;");
     JUnitTestCase.assertNotNull(directive.libraryToken);
     JUnitTestCase.assertNotNull(directive.name);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parseLibraryIdentifier_multiple() {
     String name = "a.b.c";
     LibraryIdentifier identifier = ParserTestCase.parse5("parseLibraryIdentifier", name, []);
     JUnitTestCase.assertEquals(name, identifier.name);
   }
+
   void test_parseLibraryIdentifier_single() {
     String name = "a";
     LibraryIdentifier identifier = ParserTestCase.parse5("parseLibraryIdentifier", name, []);
     JUnitTestCase.assertEquals(name, identifier.name);
   }
+
   void test_parseListLiteral_empty_oneToken() {
     Token token = TokenFactory.token(Keyword.CONST);
     TypeArgumentList typeArguments = null;
     ListLiteral literal = ParserTestCase.parse("parseListLiteral", <Object> [token, typeArguments], "[]");
     JUnitTestCase.assertEquals(token, literal.constKeyword);
     JUnitTestCase.assertEquals(typeArguments, literal.typeArguments);
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(0, literal.elements);
     JUnitTestCase.assertNotNull(literal.rightBracket);
   }
+
   void test_parseListLiteral_empty_twoTokens() {
     Token token = TokenFactory.token(Keyword.CONST);
     TypeArgumentList typeArguments = null;
     ListLiteral literal = ParserTestCase.parse("parseListLiteral", <Object> [token, typeArguments], "[ ]");
     JUnitTestCase.assertEquals(token, literal.constKeyword);
     JUnitTestCase.assertEquals(typeArguments, literal.typeArguments);
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(0, literal.elements);
     JUnitTestCase.assertNotNull(literal.rightBracket);
   }
+
   void test_parseListLiteral_multiple() {
     ListLiteral literal = ParserTestCase.parse("parseListLiteral", <Object> [null, null], "[1, 2, 3]");
     JUnitTestCase.assertNull(literal.constKeyword);
     JUnitTestCase.assertNull(literal.typeArguments);
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(3, literal.elements);
     JUnitTestCase.assertNotNull(literal.rightBracket);
   }
+
   void test_parseListLiteral_single() {
     ListLiteral literal = ParserTestCase.parse("parseListLiteral", <Object> [null, null], "[1]");
     JUnitTestCase.assertNull(literal.constKeyword);
     JUnitTestCase.assertNull(literal.typeArguments);
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(1, literal.elements);
     JUnitTestCase.assertNotNull(literal.rightBracket);
   }
+
   void test_parseListOrMapLiteral_list_noType() {
     ListLiteral literal = ParserTestCase.parse("parseListOrMapLiteral", <Object> [null], "[1]");
     JUnitTestCase.assertNull(literal.constKeyword);
     JUnitTestCase.assertNull(literal.typeArguments);
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(1, literal.elements);
     JUnitTestCase.assertNotNull(literal.rightBracket);
   }
+
   void test_parseListOrMapLiteral_list_type() {
     ListLiteral literal = ParserTestCase.parse("parseListOrMapLiteral", <Object> [null], "<int> [1]");
     JUnitTestCase.assertNull(literal.constKeyword);
     JUnitTestCase.assertNotNull(literal.typeArguments);
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(1, literal.elements);
     JUnitTestCase.assertNotNull(literal.rightBracket);
   }
+
   void test_parseListOrMapLiteral_map_noType() {
     MapLiteral literal = ParserTestCase.parse("parseListOrMapLiteral", <Object> [null], "{'1' : 1}");
     JUnitTestCase.assertNull(literal.constKeyword);
     JUnitTestCase.assertNull(literal.typeArguments);
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(1, literal.entries);
     JUnitTestCase.assertNotNull(literal.rightBracket);
   }
+
   void test_parseListOrMapLiteral_map_type() {
     MapLiteral literal = ParserTestCase.parse("parseListOrMapLiteral", <Object> [null], "<String, int> {'1' : 1}");
     JUnitTestCase.assertNull(literal.constKeyword);
     JUnitTestCase.assertNotNull(literal.typeArguments);
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(1, literal.entries);
     JUnitTestCase.assertNotNull(literal.rightBracket);
   }
+
   void test_parseLogicalAndExpression() {
     BinaryExpression expression = ParserTestCase.parse5("parseLogicalAndExpression", "x && y", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.AMPERSAND_AMPERSAND, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseLogicalOrExpression() {
     BinaryExpression expression = ParserTestCase.parse5("parseLogicalOrExpression", "x || y", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.BAR_BAR, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseMapLiteral_empty() {
     Token token = TokenFactory.token(Keyword.CONST);
     TypeArgumentList typeArguments = ASTFactory.typeArgumentList([
         ASTFactory.typeName4("String", []),
         ASTFactory.typeName4("int", [])]);
     MapLiteral literal = ParserTestCase.parse("parseMapLiteral", <Object> [token, typeArguments], "{}");
     JUnitTestCase.assertEquals(token, literal.constKeyword);
     JUnitTestCase.assertEquals(typeArguments, literal.typeArguments);
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(0, literal.entries);
     JUnitTestCase.assertNotNull(literal.rightBracket);
   }
+
   void test_parseMapLiteral_multiple() {
     MapLiteral literal = ParserTestCase.parse("parseMapLiteral", <Object> [null, null], "{'a' : b, 'x' : y}");
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(2, literal.entries);
     JUnitTestCase.assertNotNull(literal.rightBracket);
   }
+
   void test_parseMapLiteral_single() {
     MapLiteral literal = ParserTestCase.parse("parseMapLiteral", <Object> [null, null], "{'x' : y}");
     JUnitTestCase.assertNotNull(literal.leftBracket);
     EngineTestCase.assertSize(1, literal.entries);
     JUnitTestCase.assertNotNull(literal.rightBracket);
   }
+
   void test_parseMapLiteralEntry_complex() {
     MapLiteralEntry entry = ParserTestCase.parse5("parseMapLiteralEntry", "2 + 2 : y", []);
     JUnitTestCase.assertNotNull(entry.key);
     JUnitTestCase.assertNotNull(entry.separator);
     JUnitTestCase.assertNotNull(entry.value);
   }
+
   void test_parseMapLiteralEntry_int() {
     MapLiteralEntry entry = ParserTestCase.parse5("parseMapLiteralEntry", "0 : y", []);
     JUnitTestCase.assertNotNull(entry.key);
     JUnitTestCase.assertNotNull(entry.separator);
     JUnitTestCase.assertNotNull(entry.value);
   }
+
   void test_parseMapLiteralEntry_string() {
     MapLiteralEntry entry = ParserTestCase.parse5("parseMapLiteralEntry", "'x' : y", []);
     JUnitTestCase.assertNotNull(entry.key);
     JUnitTestCase.assertNotNull(entry.separator);
     JUnitTestCase.assertNotNull(entry.value);
   }
+
   void test_parseModifiers_abstract() {
     Modifiers modifiers = ParserTestCase.parse5("parseModifiers", "abstract A", []);
     JUnitTestCase.assertNotNull(modifiers.abstractKeyword);
   }
+
   void test_parseModifiers_const() {
     Modifiers modifiers = ParserTestCase.parse5("parseModifiers", "const A", []);
     JUnitTestCase.assertNotNull(modifiers.constKeyword);
   }
+
   void test_parseModifiers_external() {
     Modifiers modifiers = ParserTestCase.parse5("parseModifiers", "external A", []);
     JUnitTestCase.assertNotNull(modifiers.externalKeyword);
   }
+
   void test_parseModifiers_factory() {
     Modifiers modifiers = ParserTestCase.parse5("parseModifiers", "factory A", []);
     JUnitTestCase.assertNotNull(modifiers.factoryKeyword);
   }
+
   void test_parseModifiers_final() {
     Modifiers modifiers = ParserTestCase.parse5("parseModifiers", "final A", []);
     JUnitTestCase.assertNotNull(modifiers.finalKeyword);
   }
+
   void test_parseModifiers_static() {
     Modifiers modifiers = ParserTestCase.parse5("parseModifiers", "static A", []);
     JUnitTestCase.assertNotNull(modifiers.staticKeyword);
   }
+
   void test_parseModifiers_var() {
     Modifiers modifiers = ParserTestCase.parse5("parseModifiers", "var A", []);
     JUnitTestCase.assertNotNull(modifiers.varKeyword);
   }
+
   void test_parseMultiplicativeExpression_normal() {
     BinaryExpression expression = ParserTestCase.parse5("parseMultiplicativeExpression", "x * y", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.STAR, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseMultiplicativeExpression_super() {
     BinaryExpression expression = ParserTestCase.parse5("parseMultiplicativeExpression", "super * y", []);
     EngineTestCase.assertInstanceOf(SuperExpression, expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.STAR, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseNewExpression() {
     InstanceCreationExpression expression = ParserTestCase.parse5("parseNewExpression", "new A()", []);
     JUnitTestCase.assertNotNull(expression.keyword);
     ConstructorName name = expression.constructorName;
     JUnitTestCase.assertNotNull(name);
     JUnitTestCase.assertNotNull(name.type);
     JUnitTestCase.assertNull(name.period);
     JUnitTestCase.assertNull(name.name);
     JUnitTestCase.assertNotNull(expression.argumentList);
   }
+
   void test_parseNonLabeledStatement_const_list_empty() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "const [];", []);
     JUnitTestCase.assertNotNull(statement.expression);
   }
+
   void test_parseNonLabeledStatement_const_list_nonEmpty() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "const [1, 2];", []);
     JUnitTestCase.assertNotNull(statement.expression);
   }
+
   void test_parseNonLabeledStatement_const_map_empty() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "const {};", []);
     JUnitTestCase.assertNotNull(statement.expression);
   }
+
   void test_parseNonLabeledStatement_const_map_nonEmpty() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "const {'a' : 1};", []);
     JUnitTestCase.assertNotNull(statement.expression);
   }
+
   void test_parseNonLabeledStatement_const_object() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "const A();", []);
     JUnitTestCase.assertNotNull(statement.expression);
   }
+
   void test_parseNonLabeledStatement_const_object_named_typeParameters() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "const A<B>.c();", []);
     JUnitTestCase.assertNotNull(statement.expression);
   }
+
   void test_parseNonLabeledStatement_constructorInvocation() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "new C().m();", []);
     JUnitTestCase.assertNotNull(statement.expression);
   }
+
   void test_parseNonLabeledStatement_false() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "false;", []);
     JUnitTestCase.assertNotNull(statement.expression);
   }
+
   void test_parseNonLabeledStatement_functionDeclaration() {
     ParserTestCase.parse5("parseNonLabeledStatement", "f() {};", []);
   }
+
   void test_parseNonLabeledStatement_functionDeclaration_arguments() {
     ParserTestCase.parse5("parseNonLabeledStatement", "f(void g()) {};", []);
   }
+
   void test_parseNonLabeledStatement_functionExpressionIndex() {
     ParserTestCase.parse5("parseNonLabeledStatement", "() {}[0] = null;", []);
   }
+
   void test_parseNonLabeledStatement_functionInvocation() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "f();", []);
     JUnitTestCase.assertNotNull(statement.expression);
   }
+
   void test_parseNonLabeledStatement_invokeFunctionExpression() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "(a) {return a + a;} (3);", []);
     EngineTestCase.assertInstanceOf(FunctionExpressionInvocation, statement.expression);
     FunctionExpressionInvocation invocation = statement.expression as FunctionExpressionInvocation;
     EngineTestCase.assertInstanceOf(FunctionExpression, invocation.function);
     FunctionExpression expression = invocation.function as FunctionExpression;
     JUnitTestCase.assertNotNull(expression.parameters);
     JUnitTestCase.assertNotNull(expression.body);
     ArgumentList list = invocation.argumentList;
     JUnitTestCase.assertNotNull(list);
     EngineTestCase.assertSize(1, list.arguments);
   }
+
   void test_parseNonLabeledStatement_null() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "null;", []);
     JUnitTestCase.assertNotNull(statement.expression);
   }
+
   void test_parseNonLabeledStatement_startingWithBuiltInIdentifier() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "library.getName();", []);
     JUnitTestCase.assertNotNull(statement.expression);
   }
+
   void test_parseNonLabeledStatement_true() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "true;", []);
     JUnitTestCase.assertNotNull(statement.expression);
   }
+
   void test_parseNonLabeledStatement_typeCast() {
     ExpressionStatement statement = ParserTestCase.parse5("parseNonLabeledStatement", "double.NAN as num;", []);
     JUnitTestCase.assertNotNull(statement.expression);
   }
+
   void test_parseNormalFormalParameter_field_const_noType() {
     FieldFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "const this.a)", []);
     JUnitTestCase.assertNotNull(parameter.keyword);
     JUnitTestCase.assertNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
     JUnitTestCase.assertNull(parameter.parameters);
   }
+
   void test_parseNormalFormalParameter_field_const_type() {
     FieldFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "const A this.a)", []);
     JUnitTestCase.assertNotNull(parameter.keyword);
     JUnitTestCase.assertNotNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
     JUnitTestCase.assertNull(parameter.parameters);
   }
+
   void test_parseNormalFormalParameter_field_final_noType() {
     FieldFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "final this.a)", []);
     JUnitTestCase.assertNotNull(parameter.keyword);
     JUnitTestCase.assertNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
     JUnitTestCase.assertNull(parameter.parameters);
   }
+
   void test_parseNormalFormalParameter_field_final_type() {
     FieldFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "final A this.a)", []);
     JUnitTestCase.assertNotNull(parameter.keyword);
     JUnitTestCase.assertNotNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
     JUnitTestCase.assertNull(parameter.parameters);
   }
+
   void test_parseNormalFormalParameter_field_function_nested() {
     FieldFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "this.a(B b))", []);
     JUnitTestCase.assertNull(parameter.keyword);
     JUnitTestCase.assertNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
     FormalParameterList parameterList = parameter.parameters;
     JUnitTestCase.assertNotNull(parameterList);
     EngineTestCase.assertSize(1, parameterList.parameters);
   }
+
   void test_parseNormalFormalParameter_field_function_noNested() {
     FieldFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "this.a())", []);
     JUnitTestCase.assertNull(parameter.keyword);
     JUnitTestCase.assertNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
     FormalParameterList parameterList = parameter.parameters;
     JUnitTestCase.assertNotNull(parameterList);
     EngineTestCase.assertSize(0, parameterList.parameters);
   }
+
   void test_parseNormalFormalParameter_field_noType() {
     FieldFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "this.a)", []);
     JUnitTestCase.assertNull(parameter.keyword);
     JUnitTestCase.assertNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
     JUnitTestCase.assertNull(parameter.parameters);
   }
+
   void test_parseNormalFormalParameter_field_type() {
     FieldFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "A this.a)", []);
     JUnitTestCase.assertNull(parameter.keyword);
     JUnitTestCase.assertNotNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
     JUnitTestCase.assertNull(parameter.parameters);
   }
+
   void test_parseNormalFormalParameter_field_var() {
     FieldFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "var this.a)", []);
     JUnitTestCase.assertNotNull(parameter.keyword);
     JUnitTestCase.assertNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
     JUnitTestCase.assertNull(parameter.parameters);
   }
+
   void test_parseNormalFormalParameter_function_noType() {
     FunctionTypedFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "a())", []);
     JUnitTestCase.assertNull(parameter.returnType);
     JUnitTestCase.assertNotNull(parameter.identifier);
     JUnitTestCase.assertNotNull(parameter.parameters);
   }
+
   void test_parseNormalFormalParameter_function_type() {
     FunctionTypedFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "A a())", []);
     JUnitTestCase.assertNotNull(parameter.returnType);
     JUnitTestCase.assertNotNull(parameter.identifier);
     JUnitTestCase.assertNotNull(parameter.parameters);
   }
+
   void test_parseNormalFormalParameter_function_void() {
     FunctionTypedFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "void a())", []);
     JUnitTestCase.assertNotNull(parameter.returnType);
     JUnitTestCase.assertNotNull(parameter.identifier);
     JUnitTestCase.assertNotNull(parameter.parameters);
   }
+
   void test_parseNormalFormalParameter_simple_const_noType() {
     SimpleFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "const a)", []);
     JUnitTestCase.assertNotNull(parameter.keyword);
     JUnitTestCase.assertNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
   }
+
   void test_parseNormalFormalParameter_simple_const_type() {
     SimpleFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "const A a)", []);
     JUnitTestCase.assertNotNull(parameter.keyword);
     JUnitTestCase.assertNotNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
   }
+
   void test_parseNormalFormalParameter_simple_final_noType() {
     SimpleFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "final a)", []);
     JUnitTestCase.assertNotNull(parameter.keyword);
     JUnitTestCase.assertNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
   }
+
   void test_parseNormalFormalParameter_simple_final_type() {
     SimpleFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "final A a)", []);
     JUnitTestCase.assertNotNull(parameter.keyword);
     JUnitTestCase.assertNotNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
   }
+
   void test_parseNormalFormalParameter_simple_noType() {
     SimpleFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "a)", []);
     JUnitTestCase.assertNull(parameter.keyword);
     JUnitTestCase.assertNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
   }
+
   void test_parseNormalFormalParameter_simple_type() {
     SimpleFormalParameter parameter = ParserTestCase.parse5("parseNormalFormalParameter", "A a)", []);
     JUnitTestCase.assertNull(parameter.keyword);
     JUnitTestCase.assertNotNull(parameter.type);
     JUnitTestCase.assertNotNull(parameter.identifier);
   }
+
   void test_parseOperator() {
     Comment comment = Comment.createDocumentationComment(new List<Token>(0));
     TypeName returnType = new TypeName.full(new SimpleIdentifier.full(null), null);
     MethodDeclaration method = ParserTestCase.parse("parseOperator", <Object> [commentAndMetadata(comment, []), null, returnType], "operator +(A a);");
     JUnitTestCase.assertNotNull(method.body);
     JUnitTestCase.assertEquals(comment, method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNotNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNull(method.propertyKeyword);
     JUnitTestCase.assertEquals(returnType, method.returnType);
   }
+
   void test_parseOptionalReturnType() {
   }
+
   void test_parsePartDirective_part() {
     PartDirective directive = ParserTestCase.parse("parsePartDirective", <Object> [emptyCommentAndMetadata()], "part 'lib/lib.dart';");
     JUnitTestCase.assertNotNull(directive.partToken);
     JUnitTestCase.assertNotNull(directive.uri);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parsePartDirective_partOf() {
     PartOfDirective directive = ParserTestCase.parse("parsePartDirective", <Object> [emptyCommentAndMetadata()], "part of l;");
     JUnitTestCase.assertNotNull(directive.partToken);
     JUnitTestCase.assertNotNull(directive.ofToken);
     JUnitTestCase.assertNotNull(directive.libraryName);
     JUnitTestCase.assertNotNull(directive.semicolon);
   }
+
   void test_parsePostfixExpression_decrement() {
     PostfixExpression expression = ParserTestCase.parse5("parsePostfixExpression", "i--", []);
     JUnitTestCase.assertNotNull(expression.operand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.MINUS_MINUS, expression.operator.type);
   }
+
   void test_parsePostfixExpression_increment() {
     PostfixExpression expression = ParserTestCase.parse5("parsePostfixExpression", "i++", []);
     JUnitTestCase.assertNotNull(expression.operand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.PLUS_PLUS, expression.operator.type);
   }
+
   void test_parsePostfixExpression_none_indexExpression() {
     IndexExpression expression = ParserTestCase.parse5("parsePostfixExpression", "a[0]", []);
     JUnitTestCase.assertNotNull(expression.target);
     JUnitTestCase.assertNotNull(expression.index);
   }
+
   void test_parsePostfixExpression_none_methodInvocation() {
     MethodInvocation expression = ParserTestCase.parse5("parsePostfixExpression", "a.m()", []);
     JUnitTestCase.assertNotNull(expression.target);
     JUnitTestCase.assertNotNull(expression.methodName);
     JUnitTestCase.assertNotNull(expression.argumentList);
   }
+
   void test_parsePostfixExpression_none_propertyAccess() {
     PrefixedIdentifier expression = ParserTestCase.parse5("parsePostfixExpression", "a.b", []);
     JUnitTestCase.assertNotNull(expression.prefix);
     JUnitTestCase.assertNotNull(expression.identifier);
   }
+
   void test_parsePrefixedIdentifier_noPrefix() {
     String lexeme = "bar";
     SimpleIdentifier identifier = ParserTestCase.parse5("parsePrefixedIdentifier", lexeme, []);
     JUnitTestCase.assertNotNull(identifier.token);
     JUnitTestCase.assertEquals(lexeme, identifier.name);
   }
+
   void test_parsePrefixedIdentifier_prefix() {
     String lexeme = "foo.bar";
     PrefixedIdentifier identifier = ParserTestCase.parse5("parsePrefixedIdentifier", lexeme, []);
     JUnitTestCase.assertEquals("foo", identifier.prefix.name);
     JUnitTestCase.assertNotNull(identifier.period);
     JUnitTestCase.assertEquals("bar", identifier.identifier.name);
   }
+
   void test_parsePrimaryExpression_const() {
     InstanceCreationExpression expression = ParserTestCase.parse5("parsePrimaryExpression", "const A()", []);
     JUnitTestCase.assertNotNull(expression);
   }
+
   void test_parsePrimaryExpression_double() {
     String doubleLiteral = "3.2e4";
     DoubleLiteral literal = ParserTestCase.parse5("parsePrimaryExpression", doubleLiteral, []);
     JUnitTestCase.assertNotNull(literal.literal);
     JUnitTestCase.assertEquals(double.parse(doubleLiteral), literal.value);
   }
+
   void test_parsePrimaryExpression_false() {
     BooleanLiteral literal = ParserTestCase.parse5("parsePrimaryExpression", "false", []);
     JUnitTestCase.assertNotNull(literal.literal);
     JUnitTestCase.assertFalse(literal.value);
   }
+
   void test_parsePrimaryExpression_function_arguments() {
     FunctionExpression expression = ParserTestCase.parse5("parsePrimaryExpression", "(int i) => i + 1", []);
     JUnitTestCase.assertNotNull(expression.parameters);
     JUnitTestCase.assertNotNull(expression.body);
   }
+
   void test_parsePrimaryExpression_function_noArguments() {
     FunctionExpression expression = ParserTestCase.parse5("parsePrimaryExpression", "() => 42", []);
     JUnitTestCase.assertNotNull(expression.parameters);
     JUnitTestCase.assertNotNull(expression.body);
   }
+
   void test_parsePrimaryExpression_hex() {
     String hexLiteral = "3F";
     IntegerLiteral literal = ParserTestCase.parse5("parsePrimaryExpression", "0x${hexLiteral}", []);
     JUnitTestCase.assertNotNull(literal.literal);
     JUnitTestCase.assertEquals(int.parse(hexLiteral, radix: 16), literal.value);
   }
+
   void test_parsePrimaryExpression_identifier() {
     SimpleIdentifier identifier = ParserTestCase.parse5("parsePrimaryExpression", "a", []);
     JUnitTestCase.assertNotNull(identifier);
   }
+
   void test_parsePrimaryExpression_int() {
     String intLiteral = "472";
     IntegerLiteral literal = ParserTestCase.parse5("parsePrimaryExpression", intLiteral, []);
     JUnitTestCase.assertNotNull(literal.literal);
     JUnitTestCase.assertEquals(int.parse(intLiteral), literal.value);
   }
+
   void test_parsePrimaryExpression_listLiteral() {
     ListLiteral literal = ParserTestCase.parse5("parsePrimaryExpression", "[ ]", []);
     JUnitTestCase.assertNotNull(literal);
   }
+
   void test_parsePrimaryExpression_listLiteral_index() {
     ListLiteral literal = ParserTestCase.parse5("parsePrimaryExpression", "[]", []);
     JUnitTestCase.assertNotNull(literal);
   }
+
   void test_parsePrimaryExpression_listLiteral_typed() {
     ListLiteral literal = ParserTestCase.parse5("parsePrimaryExpression", "<A>[ ]", []);
     JUnitTestCase.assertNotNull(literal.typeArguments);
     EngineTestCase.assertSize(1, literal.typeArguments.arguments);
   }
+
   void test_parsePrimaryExpression_mapLiteral() {
     MapLiteral literal = ParserTestCase.parse5("parsePrimaryExpression", "{}", []);
     JUnitTestCase.assertNotNull(literal);
   }
+
   void test_parsePrimaryExpression_mapLiteral_typed() {
     MapLiteral literal = ParserTestCase.parse5("parsePrimaryExpression", "<A, B>{}", []);
     JUnitTestCase.assertNotNull(literal.typeArguments);
     EngineTestCase.assertSize(2, literal.typeArguments.arguments);
   }
+
   void test_parsePrimaryExpression_new() {
     InstanceCreationExpression expression = ParserTestCase.parse5("parsePrimaryExpression", "new A()", []);
     JUnitTestCase.assertNotNull(expression);
   }
+
   void test_parsePrimaryExpression_null() {
     NullLiteral literal = ParserTestCase.parse5("parsePrimaryExpression", "null", []);
     JUnitTestCase.assertNotNull(literal.literal);
   }
+
   void test_parsePrimaryExpression_parenthesized() {
     ParenthesizedExpression expression = ParserTestCase.parse5("parsePrimaryExpression", "(x)", []);
     JUnitTestCase.assertNotNull(expression);
   }
+
   void test_parsePrimaryExpression_string() {
     SimpleStringLiteral literal = ParserTestCase.parse5("parsePrimaryExpression", "\"string\"", []);
     JUnitTestCase.assertFalse(literal.isMultiline);
     JUnitTestCase.assertEquals("string", literal.value);
   }
+
   void test_parsePrimaryExpression_super() {
     PropertyAccess propertyAccess = ParserTestCase.parse5("parsePrimaryExpression", "super.x", []);
     JUnitTestCase.assertTrue(propertyAccess.target is SuperExpression);
     JUnitTestCase.assertNotNull(propertyAccess.operator);
     JUnitTestCase.assertEquals(TokenType.PERIOD, propertyAccess.operator.type);
     JUnitTestCase.assertNotNull(propertyAccess.propertyName);
   }
+
   void test_parsePrimaryExpression_this() {
     ThisExpression expression = ParserTestCase.parse5("parsePrimaryExpression", "this", []);
     JUnitTestCase.assertNotNull(expression.keyword);
   }
+
   void test_parsePrimaryExpression_true() {
     BooleanLiteral literal = ParserTestCase.parse5("parsePrimaryExpression", "true", []);
     JUnitTestCase.assertNotNull(literal.literal);
     JUnitTestCase.assertTrue(literal.value);
   }
+
   void test_Parser() {
     JUnitTestCase.assertNotNull(new Parser(null, null));
   }
+
   void test_parseRedirectingConstructorInvocation_named() {
     RedirectingConstructorInvocation invocation = ParserTestCase.parse5("parseRedirectingConstructorInvocation", "this.a()", []);
     JUnitTestCase.assertNotNull(invocation.argumentList);
     JUnitTestCase.assertNotNull(invocation.constructorName);
     JUnitTestCase.assertNotNull(invocation.keyword);
     JUnitTestCase.assertNotNull(invocation.period);
   }
+
   void test_parseRedirectingConstructorInvocation_unnamed() {
     RedirectingConstructorInvocation invocation = ParserTestCase.parse5("parseRedirectingConstructorInvocation", "this()", []);
     JUnitTestCase.assertNotNull(invocation.argumentList);
     JUnitTestCase.assertNull(invocation.constructorName);
     JUnitTestCase.assertNotNull(invocation.keyword);
     JUnitTestCase.assertNull(invocation.period);
   }
+
   void test_parseRelationalExpression_as() {
     AsExpression expression = ParserTestCase.parse5("parseRelationalExpression", "x as Y", []);
     JUnitTestCase.assertNotNull(expression.expression);
     JUnitTestCase.assertNotNull(expression.asOperator);
     JUnitTestCase.assertNotNull(expression.type);
   }
+
   void test_parseRelationalExpression_is() {
     IsExpression expression = ParserTestCase.parse5("parseRelationalExpression", "x is y", []);
     JUnitTestCase.assertNotNull(expression.expression);
     JUnitTestCase.assertNotNull(expression.isOperator);
     JUnitTestCase.assertNull(expression.notOperator);
     JUnitTestCase.assertNotNull(expression.type);
   }
+
   void test_parseRelationalExpression_isNot() {
     IsExpression expression = ParserTestCase.parse5("parseRelationalExpression", "x is! y", []);
     JUnitTestCase.assertNotNull(expression.expression);
     JUnitTestCase.assertNotNull(expression.isOperator);
     JUnitTestCase.assertNotNull(expression.notOperator);
     JUnitTestCase.assertNotNull(expression.type);
   }
+
   void test_parseRelationalExpression_normal() {
     BinaryExpression expression = ParserTestCase.parse5("parseRelationalExpression", "x < y", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.LT, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseRelationalExpression_super() {
     BinaryExpression expression = ParserTestCase.parse5("parseRelationalExpression", "super < y", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.LT, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseRethrowExpression() {
     RethrowExpression expression = ParserTestCase.parse5("parseRethrowExpression", "rethrow;", []);
     JUnitTestCase.assertNotNull(expression.keyword);
   }
+
   void test_parseReturnStatement_noValue() {
     ReturnStatement statement = ParserTestCase.parse5("parseReturnStatement", "return;", []);
     JUnitTestCase.assertNotNull(statement.keyword);
     JUnitTestCase.assertNull(statement.expression);
     JUnitTestCase.assertNotNull(statement.semicolon);
   }
+
   void test_parseReturnStatement_value() {
     ReturnStatement statement = ParserTestCase.parse5("parseReturnStatement", "return x;", []);
     JUnitTestCase.assertNotNull(statement.keyword);
     JUnitTestCase.assertNotNull(statement.expression);
     JUnitTestCase.assertNotNull(statement.semicolon);
   }
+
   void test_parseReturnType_nonVoid() {
     TypeName typeName = ParserTestCase.parse5("parseReturnType", "A<B>", []);
     JUnitTestCase.assertNotNull(typeName.name);
     JUnitTestCase.assertNotNull(typeName.typeArguments);
   }
+
   void test_parseReturnType_void() {
     TypeName typeName = ParserTestCase.parse5("parseReturnType", "void", []);
     JUnitTestCase.assertNotNull(typeName.name);
     JUnitTestCase.assertNull(typeName.typeArguments);
   }
+
   void test_parseSetter_nonStatic() {
     Comment comment = Comment.createDocumentationComment(new List<Token>(0));
     TypeName returnType = new TypeName.full(new SimpleIdentifier.full(null), null);
     MethodDeclaration method = ParserTestCase.parse("parseSetter", <Object> [commentAndMetadata(comment, []), null, null, returnType], "set a(var x);");
     JUnitTestCase.assertNotNull(method.body);
     JUnitTestCase.assertEquals(comment, method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertNull(method.modifierKeyword);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.propertyKeyword);
     JUnitTestCase.assertEquals(returnType, method.returnType);
   }
+
   void test_parseSetter_static() {
     Comment comment = Comment.createDocumentationComment(new List<Token>(0));
     Token staticKeyword = TokenFactory.token(Keyword.STATIC);
     TypeName returnType = new TypeName.full(new SimpleIdentifier.full(null), null);
     MethodDeclaration method = ParserTestCase.parse("parseSetter", <Object> [
         commentAndMetadata(comment, []),
         null,
         staticKeyword,
         returnType], "set a(var x) {}");
     JUnitTestCase.assertNotNull(method.body);
     JUnitTestCase.assertEquals(comment, method.documentationComment);
     JUnitTestCase.assertNull(method.externalKeyword);
     JUnitTestCase.assertEquals(staticKeyword, method.modifierKeyword);
     JUnitTestCase.assertNotNull(method.name);
     JUnitTestCase.assertNull(method.operatorKeyword);
     JUnitTestCase.assertNotNull(method.parameters);
     JUnitTestCase.assertNotNull(method.propertyKeyword);
     JUnitTestCase.assertEquals(returnType, method.returnType);
   }
+
   void test_parseShiftExpression_normal() {
     BinaryExpression expression = ParserTestCase.parse5("parseShiftExpression", "x << y", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.LT_LT, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseShiftExpression_super() {
     BinaryExpression expression = ParserTestCase.parse5("parseShiftExpression", "super << y", []);
     JUnitTestCase.assertNotNull(expression.leftOperand);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.LT_LT, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.rightOperand);
   }
+
   void test_parseSimpleIdentifier_builtInIdentifier() {
     String lexeme = "as";
     SimpleIdentifier identifier = ParserTestCase.parse5("parseSimpleIdentifier", lexeme, []);
     JUnitTestCase.assertNotNull(identifier.token);
     JUnitTestCase.assertEquals(lexeme, identifier.name);
   }
+
   void test_parseSimpleIdentifier_normalIdentifier() {
     String lexeme = "foo";
     SimpleIdentifier identifier = ParserTestCase.parse5("parseSimpleIdentifier", lexeme, []);
     JUnitTestCase.assertNotNull(identifier.token);
     JUnitTestCase.assertEquals(lexeme, identifier.name);
   }
+
   void test_parseSimpleIdentifier1_normalIdentifier() {
   }
+
   void test_parseStatement_functionDeclaration() {
     FunctionDeclarationStatement statement = ParserTestCase.parse5("parseStatement", "int f(a, b) {};", []);
     JUnitTestCase.assertNotNull(statement.functionDeclaration);
   }
+
   void test_parseStatement_mulipleLabels() {
     LabeledStatement statement = ParserTestCase.parse5("parseStatement", "l: m: return x;", []);
     EngineTestCase.assertSize(2, statement.labels);
     JUnitTestCase.assertNotNull(statement.statement);
   }
+
   void test_parseStatement_noLabels() {
     ParserTestCase.parse5("parseStatement", "return x;", []);
   }
+
   void test_parseStatement_singleLabel() {
     LabeledStatement statement = ParserTestCase.parse5("parseStatement", "l: return x;", []);
     EngineTestCase.assertSize(1, statement.labels);
     JUnitTestCase.assertNotNull(statement.statement);
   }
+
   void test_parseStatements_multiple() {
     List<Statement> statements = ParserTestCase.parseStatements("return; return;", 2, []);
     EngineTestCase.assertSize(2, statements);
   }
+
   void test_parseStatements_single() {
     List<Statement> statements = ParserTestCase.parseStatements("return;", 1, []);
     EngineTestCase.assertSize(1, statements);
   }
+
   void test_parseStringLiteral_adjacent() {
     AdjacentStrings literal = ParserTestCase.parse5("parseStringLiteral", "'a' 'b'", []);
     NodeList<StringLiteral> strings = literal.strings;
     EngineTestCase.assertSize(2, strings);
     StringLiteral firstString = strings[0];
     StringLiteral secondString = strings[1];
-    JUnitTestCase.assertEquals("a", ((firstString as SimpleStringLiteral)).value);
-    JUnitTestCase.assertEquals("b", ((secondString as SimpleStringLiteral)).value);
+    JUnitTestCase.assertEquals("a", (firstString as SimpleStringLiteral).value);
+    JUnitTestCase.assertEquals("b", (secondString as SimpleStringLiteral).value);
   }
+
   void test_parseStringLiteral_interpolated() {
     StringInterpolation literal = ParserTestCase.parse5("parseStringLiteral", "'a \${b} c \$this d'", []);
     NodeList<InterpolationElement> elements = literal.elements;
     EngineTestCase.assertSize(5, elements);
     JUnitTestCase.assertTrue(elements[0] is InterpolationString);
     JUnitTestCase.assertTrue(elements[1] is InterpolationExpression);
     JUnitTestCase.assertTrue(elements[2] is InterpolationString);
     JUnitTestCase.assertTrue(elements[3] is InterpolationExpression);
     JUnitTestCase.assertTrue(elements[4] is InterpolationString);
   }
+
   void test_parseStringLiteral_single() {
     SimpleStringLiteral literal = ParserTestCase.parse5("parseStringLiteral", "'a'", []);
     JUnitTestCase.assertNotNull(literal.literal);
     JUnitTestCase.assertEquals("a", literal.value);
   }
+
   void test_parseSuperConstructorInvocation_named() {
     SuperConstructorInvocation invocation = ParserTestCase.parse5("parseSuperConstructorInvocation", "super.a()", []);
     JUnitTestCase.assertNotNull(invocation.argumentList);
     JUnitTestCase.assertNotNull(invocation.constructorName);
     JUnitTestCase.assertNotNull(invocation.keyword);
     JUnitTestCase.assertNotNull(invocation.period);
   }
+
   void test_parseSuperConstructorInvocation_unnamed() {
     SuperConstructorInvocation invocation = ParserTestCase.parse5("parseSuperConstructorInvocation", "super()", []);
     JUnitTestCase.assertNotNull(invocation.argumentList);
     JUnitTestCase.assertNull(invocation.constructorName);
     JUnitTestCase.assertNotNull(invocation.keyword);
     JUnitTestCase.assertNull(invocation.period);
   }
+
   void test_parseSwitchStatement_case() {
     SwitchStatement statement = ParserTestCase.parse5("parseSwitchStatement", "switch (a) {case 1: return 'I';}", []);
     JUnitTestCase.assertNotNull(statement.keyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.expression);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.leftBracket);
     EngineTestCase.assertSize(1, statement.members);
     JUnitTestCase.assertNotNull(statement.rightBracket);
   }
+
   void test_parseSwitchStatement_empty() {
     SwitchStatement statement = ParserTestCase.parse5("parseSwitchStatement", "switch (a) {}", []);
     JUnitTestCase.assertNotNull(statement.keyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.expression);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.leftBracket);
     EngineTestCase.assertSize(0, statement.members);
     JUnitTestCase.assertNotNull(statement.rightBracket);
   }
+
   void test_parseSwitchStatement_labeledCase() {
     SwitchStatement statement = ParserTestCase.parse5("parseSwitchStatement", "switch (a) {l1: l2: l3: case(1):}", []);
     JUnitTestCase.assertNotNull(statement.keyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.expression);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.leftBracket);
     EngineTestCase.assertSize(1, statement.members);
     EngineTestCase.assertSize(3, statement.members[0].labels);
     JUnitTestCase.assertNotNull(statement.rightBracket);
   }
+
   void test_parseSwitchStatement_labeledStatementInCase() {
     SwitchStatement statement = ParserTestCase.parse5("parseSwitchStatement", "switch (a) {case 0: f(); l1: g(); break;}", []);
     JUnitTestCase.assertNotNull(statement.keyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.expression);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.leftBracket);
     EngineTestCase.assertSize(1, statement.members);
     EngineTestCase.assertSize(3, statement.members[0].statements);
     JUnitTestCase.assertNotNull(statement.rightBracket);
   }
+
   void test_parseSymbolLiteral_builtInIdentifier() {
     SymbolLiteral literal = ParserTestCase.parse5("parseSymbolLiteral", "#dynamic.static.abstract", []);
     JUnitTestCase.assertNotNull(literal.poundSign);
     List<Token> components = literal.components;
     EngineTestCase.assertLength(3, components);
     JUnitTestCase.assertEquals("dynamic", components[0].lexeme);
     JUnitTestCase.assertEquals("static", components[1].lexeme);
     JUnitTestCase.assertEquals("abstract", components[2].lexeme);
   }
+
   void test_parseSymbolLiteral_multiple() {
     SymbolLiteral literal = ParserTestCase.parse5("parseSymbolLiteral", "#a.b.c", []);
     JUnitTestCase.assertNotNull(literal.poundSign);
     List<Token> components = literal.components;
     EngineTestCase.assertLength(3, components);
     JUnitTestCase.assertEquals("a", components[0].lexeme);
     JUnitTestCase.assertEquals("b", components[1].lexeme);
     JUnitTestCase.assertEquals("c", components[2].lexeme);
   }
+
   void test_parseSymbolLiteral_operator() {
     SymbolLiteral literal = ParserTestCase.parse5("parseSymbolLiteral", "#==", []);
     JUnitTestCase.assertNotNull(literal.poundSign);
     List<Token> components = literal.components;
     EngineTestCase.assertLength(1, components);
     JUnitTestCase.assertEquals("==", components[0].lexeme);
   }
+
   void test_parseSymbolLiteral_single() {
     SymbolLiteral literal = ParserTestCase.parse5("parseSymbolLiteral", "#a", []);
     JUnitTestCase.assertNotNull(literal.poundSign);
     List<Token> components = literal.components;
     EngineTestCase.assertLength(1, components);
     JUnitTestCase.assertEquals("a", components[0].lexeme);
   }
+
   void test_parseThrowExpression() {
     ThrowExpression expression = ParserTestCase.parse5("parseThrowExpression", "throw x;", []);
     JUnitTestCase.assertNotNull(expression.keyword);
     JUnitTestCase.assertNotNull(expression.expression);
   }
+
   void test_parseThrowExpressionWithoutCascade() {
     ThrowExpression expression = ParserTestCase.parse5("parseThrowExpressionWithoutCascade", "throw x;", []);
     JUnitTestCase.assertNotNull(expression.keyword);
     JUnitTestCase.assertNotNull(expression.expression);
   }
+
   void test_parseTryStatement_catch() {
     TryStatement statement = ParserTestCase.parse5("parseTryStatement", "try {} catch (e) {}", []);
     JUnitTestCase.assertNotNull(statement.tryKeyword);
     JUnitTestCase.assertNotNull(statement.body);
     NodeList<CatchClause> catchClauses = statement.catchClauses;
     EngineTestCase.assertSize(1, catchClauses);
     CatchClause clause = catchClauses[0];
     JUnitTestCase.assertNull(clause.onKeyword);
     JUnitTestCase.assertNull(clause.exceptionType);
     JUnitTestCase.assertNotNull(clause.catchKeyword);
     JUnitTestCase.assertNotNull(clause.exceptionParameter);
     JUnitTestCase.assertNull(clause.comma);
     JUnitTestCase.assertNull(clause.stackTraceParameter);
     JUnitTestCase.assertNotNull(clause.body);
     JUnitTestCase.assertNull(statement.finallyKeyword);
     JUnitTestCase.assertNull(statement.finallyBlock);
   }
+
   void test_parseTryStatement_catch_finally() {
     TryStatement statement = ParserTestCase.parse5("parseTryStatement", "try {} catch (e, s) {} finally {}", []);
     JUnitTestCase.assertNotNull(statement.tryKeyword);
     JUnitTestCase.assertNotNull(statement.body);
     NodeList<CatchClause> catchClauses = statement.catchClauses;
     EngineTestCase.assertSize(1, catchClauses);
     CatchClause clause = catchClauses[0];
     JUnitTestCase.assertNull(clause.onKeyword);
     JUnitTestCase.assertNull(clause.exceptionType);
     JUnitTestCase.assertNotNull(clause.catchKeyword);
     JUnitTestCase.assertNotNull(clause.exceptionParameter);
     JUnitTestCase.assertNotNull(clause.comma);
     JUnitTestCase.assertNotNull(clause.stackTraceParameter);
     JUnitTestCase.assertNotNull(clause.body);
     JUnitTestCase.assertNotNull(statement.finallyKeyword);
     JUnitTestCase.assertNotNull(statement.finallyBlock);
   }
+
   void test_parseTryStatement_finally() {
     TryStatement statement = ParserTestCase.parse5("parseTryStatement", "try {} finally {}", []);
     JUnitTestCase.assertNotNull(statement.tryKeyword);
     JUnitTestCase.assertNotNull(statement.body);
     EngineTestCase.assertSize(0, statement.catchClauses);
     JUnitTestCase.assertNotNull(statement.finallyKeyword);
     JUnitTestCase.assertNotNull(statement.finallyBlock);
   }
+
   void test_parseTryStatement_multiple() {
     TryStatement statement = ParserTestCase.parse5("parseTryStatement", "try {} on NPE catch (e) {} on Error {} catch (e) {}", []);
     JUnitTestCase.assertNotNull(statement.tryKeyword);
     JUnitTestCase.assertNotNull(statement.body);
     EngineTestCase.assertSize(3, statement.catchClauses);
     JUnitTestCase.assertNull(statement.finallyKeyword);
     JUnitTestCase.assertNull(statement.finallyBlock);
   }
+
   void test_parseTryStatement_on() {
     TryStatement statement = ParserTestCase.parse5("parseTryStatement", "try {} on Error {}", []);
     JUnitTestCase.assertNotNull(statement.tryKeyword);
     JUnitTestCase.assertNotNull(statement.body);
     NodeList<CatchClause> catchClauses = statement.catchClauses;
     EngineTestCase.assertSize(1, catchClauses);
     CatchClause clause = catchClauses[0];
     JUnitTestCase.assertNotNull(clause.onKeyword);
     JUnitTestCase.assertNotNull(clause.exceptionType);
     JUnitTestCase.assertNull(clause.catchKeyword);
     JUnitTestCase.assertNull(clause.exceptionParameter);
     JUnitTestCase.assertNull(clause.comma);
     JUnitTestCase.assertNull(clause.stackTraceParameter);
     JUnitTestCase.assertNotNull(clause.body);
     JUnitTestCase.assertNull(statement.finallyKeyword);
     JUnitTestCase.assertNull(statement.finallyBlock);
   }
+
   void test_parseTryStatement_on_catch() {
     TryStatement statement = ParserTestCase.parse5("parseTryStatement", "try {} on Error catch (e, s) {}", []);
     JUnitTestCase.assertNotNull(statement.tryKeyword);
     JUnitTestCase.assertNotNull(statement.body);
     NodeList<CatchClause> catchClauses = statement.catchClauses;
     EngineTestCase.assertSize(1, catchClauses);
     CatchClause clause = catchClauses[0];
     JUnitTestCase.assertNotNull(clause.onKeyword);
     JUnitTestCase.assertNotNull(clause.exceptionType);
     JUnitTestCase.assertNotNull(clause.catchKeyword);
     JUnitTestCase.assertNotNull(clause.exceptionParameter);
     JUnitTestCase.assertNotNull(clause.comma);
     JUnitTestCase.assertNotNull(clause.stackTraceParameter);
     JUnitTestCase.assertNotNull(clause.body);
     JUnitTestCase.assertNull(statement.finallyKeyword);
     JUnitTestCase.assertNull(statement.finallyBlock);
   }
+
   void test_parseTryStatement_on_catch_finally() {
     TryStatement statement = ParserTestCase.parse5("parseTryStatement", "try {} on Error catch (e, s) {} finally {}", []);
     JUnitTestCase.assertNotNull(statement.tryKeyword);
     JUnitTestCase.assertNotNull(statement.body);
     NodeList<CatchClause> catchClauses = statement.catchClauses;
     EngineTestCase.assertSize(1, catchClauses);
     CatchClause clause = catchClauses[0];
     JUnitTestCase.assertNotNull(clause.onKeyword);
     JUnitTestCase.assertNotNull(clause.exceptionType);
     JUnitTestCase.assertNotNull(clause.catchKeyword);
     JUnitTestCase.assertNotNull(clause.exceptionParameter);
     JUnitTestCase.assertNotNull(clause.comma);
     JUnitTestCase.assertNotNull(clause.stackTraceParameter);
     JUnitTestCase.assertNotNull(clause.body);
     JUnitTestCase.assertNotNull(statement.finallyKeyword);
     JUnitTestCase.assertNotNull(statement.finallyBlock);
   }
+
   void test_parseTypeAlias_function_noParameters() {
     FunctionTypeAlias typeAlias = ParserTestCase.parse("parseTypeAlias", <Object> [emptyCommentAndMetadata()], "typedef bool F();");
     JUnitTestCase.assertNotNull(typeAlias.keyword);
     JUnitTestCase.assertNotNull(typeAlias.name);
     JUnitTestCase.assertNotNull(typeAlias.parameters);
     JUnitTestCase.assertNotNull(typeAlias.returnType);
     JUnitTestCase.assertNotNull(typeAlias.semicolon);
     JUnitTestCase.assertNull(typeAlias.typeParameters);
   }
+
   void test_parseTypeAlias_function_noReturnType() {
     FunctionTypeAlias typeAlias = ParserTestCase.parse("parseTypeAlias", <Object> [emptyCommentAndMetadata()], "typedef F();");
     JUnitTestCase.assertNotNull(typeAlias.keyword);
     JUnitTestCase.assertNotNull(typeAlias.name);
     JUnitTestCase.assertNotNull(typeAlias.parameters);
     JUnitTestCase.assertNull(typeAlias.returnType);
     JUnitTestCase.assertNotNull(typeAlias.semicolon);
     JUnitTestCase.assertNull(typeAlias.typeParameters);
   }
+
   void test_parseTypeAlias_function_parameterizedReturnType() {
     FunctionTypeAlias typeAlias = ParserTestCase.parse("parseTypeAlias", <Object> [emptyCommentAndMetadata()], "typedef A<B> F();");
     JUnitTestCase.assertNotNull(typeAlias.keyword);
     JUnitTestCase.assertNotNull(typeAlias.name);
     JUnitTestCase.assertNotNull(typeAlias.parameters);
     JUnitTestCase.assertNotNull(typeAlias.returnType);
     JUnitTestCase.assertNotNull(typeAlias.semicolon);
     JUnitTestCase.assertNull(typeAlias.typeParameters);
   }
+
   void test_parseTypeAlias_function_parameters() {
     FunctionTypeAlias typeAlias = ParserTestCase.parse("parseTypeAlias", <Object> [emptyCommentAndMetadata()], "typedef bool F(Object value);");
     JUnitTestCase.assertNotNull(typeAlias.keyword);
     JUnitTestCase.assertNotNull(typeAlias.name);
     JUnitTestCase.assertNotNull(typeAlias.parameters);
     JUnitTestCase.assertNotNull(typeAlias.returnType);
     JUnitTestCase.assertNotNull(typeAlias.semicolon);
     JUnitTestCase.assertNull(typeAlias.typeParameters);
   }
+
   void test_parseTypeAlias_function_typeParameters() {
     FunctionTypeAlias typeAlias = ParserTestCase.parse("parseTypeAlias", <Object> [emptyCommentAndMetadata()], "typedef bool F<E>();");
     JUnitTestCase.assertNotNull(typeAlias.keyword);
     JUnitTestCase.assertNotNull(typeAlias.name);
     JUnitTestCase.assertNotNull(typeAlias.parameters);
     JUnitTestCase.assertNotNull(typeAlias.returnType);
     JUnitTestCase.assertNotNull(typeAlias.semicolon);
     JUnitTestCase.assertNotNull(typeAlias.typeParameters);
   }
+
   void test_parseTypeAlias_function_voidReturnType() {
     FunctionTypeAlias typeAlias = ParserTestCase.parse("parseTypeAlias", <Object> [emptyCommentAndMetadata()], "typedef void F();");
     JUnitTestCase.assertNotNull(typeAlias.keyword);
     JUnitTestCase.assertNotNull(typeAlias.name);
     JUnitTestCase.assertNotNull(typeAlias.parameters);
     JUnitTestCase.assertNotNull(typeAlias.returnType);
     JUnitTestCase.assertNotNull(typeAlias.semicolon);
     JUnitTestCase.assertNull(typeAlias.typeParameters);
   }
+
   void test_parseTypeArgumentList_multiple() {
     TypeArgumentList argumentList = ParserTestCase.parse5("parseTypeArgumentList", "<int, int, int>", []);
     JUnitTestCase.assertNotNull(argumentList.leftBracket);
     EngineTestCase.assertSize(3, argumentList.arguments);
     JUnitTestCase.assertNotNull(argumentList.rightBracket);
   }
+
   void test_parseTypeArgumentList_nested() {
     TypeArgumentList argumentList = ParserTestCase.parse5("parseTypeArgumentList", "<A<B>>", []);
     JUnitTestCase.assertNotNull(argumentList.leftBracket);
     EngineTestCase.assertSize(1, argumentList.arguments);
     TypeName argument = argumentList.arguments[0];
     JUnitTestCase.assertNotNull(argument);
     TypeArgumentList innerList = argument.typeArguments;
     JUnitTestCase.assertNotNull(innerList);
     EngineTestCase.assertSize(1, innerList.arguments);
     JUnitTestCase.assertNotNull(argumentList.rightBracket);
   }
+
   void test_parseTypeArgumentList_single() {
     TypeArgumentList argumentList = ParserTestCase.parse5("parseTypeArgumentList", "<int>", []);
     JUnitTestCase.assertNotNull(argumentList.leftBracket);
     EngineTestCase.assertSize(1, argumentList.arguments);
     JUnitTestCase.assertNotNull(argumentList.rightBracket);
   }
+
   void test_parseTypeName_parameterized() {
     TypeName typeName = ParserTestCase.parse5("parseTypeName", "List<int>", []);
     JUnitTestCase.assertNotNull(typeName.name);
     JUnitTestCase.assertNotNull(typeName.typeArguments);
   }
+
   void test_parseTypeName_simple() {
     TypeName typeName = ParserTestCase.parse5("parseTypeName", "int", []);
     JUnitTestCase.assertNotNull(typeName.name);
     JUnitTestCase.assertNull(typeName.typeArguments);
   }
+
   void test_parseTypeParameter_bounded() {
     TypeParameter parameter = ParserTestCase.parse5("parseTypeParameter", "A extends B", []);
     JUnitTestCase.assertNotNull(parameter.bound);
     JUnitTestCase.assertNotNull(parameter.keyword);
     JUnitTestCase.assertNotNull(parameter.name);
   }
+
   void test_parseTypeParameter_simple() {
     TypeParameter parameter = ParserTestCase.parse5("parseTypeParameter", "A", []);
     JUnitTestCase.assertNull(parameter.bound);
     JUnitTestCase.assertNull(parameter.keyword);
     JUnitTestCase.assertNotNull(parameter.name);
   }
+
   void test_parseTypeParameterList_multiple() {
     TypeParameterList parameterList = ParserTestCase.parse5("parseTypeParameterList", "<A, B extends C, D>", []);
     JUnitTestCase.assertNotNull(parameterList.leftBracket);
     JUnitTestCase.assertNotNull(parameterList.rightBracket);
     EngineTestCase.assertSize(3, parameterList.typeParameters);
   }
+
   void test_parseTypeParameterList_parameterizedWithTrailingEquals() {
     TypeParameterList parameterList = ParserTestCase.parse5("parseTypeParameterList", "<A extends B<E>>=", []);
     JUnitTestCase.assertNotNull(parameterList.leftBracket);
     JUnitTestCase.assertNotNull(parameterList.rightBracket);
     EngineTestCase.assertSize(1, parameterList.typeParameters);
   }
+
   void test_parseTypeParameterList_single() {
     TypeParameterList parameterList = ParserTestCase.parse5("parseTypeParameterList", "<A>", []);
     JUnitTestCase.assertNotNull(parameterList.leftBracket);
     JUnitTestCase.assertNotNull(parameterList.rightBracket);
     EngineTestCase.assertSize(1, parameterList.typeParameters);
   }
+
   void test_parseTypeParameterList_withTrailingEquals() {
     TypeParameterList parameterList = ParserTestCase.parse5("parseTypeParameterList", "<A>=", []);
     JUnitTestCase.assertNotNull(parameterList.leftBracket);
     JUnitTestCase.assertNotNull(parameterList.rightBracket);
     EngineTestCase.assertSize(1, parameterList.typeParameters);
   }
+
   void test_parseUnaryExpression_decrement_normal() {
     PrefixExpression expression = ParserTestCase.parse5("parseUnaryExpression", "--x", []);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.MINUS_MINUS, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.operand);
   }
+
   void test_parseUnaryExpression_decrement_super() {
     PrefixExpression expression = ParserTestCase.parse5("parseUnaryExpression", "--super", []);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.MINUS, expression.operator.type);
     Expression innerExpression = expression.operand;
     JUnitTestCase.assertNotNull(innerExpression);
     JUnitTestCase.assertTrue(innerExpression is PrefixExpression);
     PrefixExpression operand = innerExpression as PrefixExpression;
     JUnitTestCase.assertNotNull(operand.operator);
     JUnitTestCase.assertEquals(TokenType.MINUS, operand.operator.type);
     JUnitTestCase.assertNotNull(operand.operand);
   }
+
   void test_parseUnaryExpression_decrement_super_propertyAccess() {
     PrefixExpression expression = ParserTestCase.parse5("parseUnaryExpression", "--super.x", []);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.MINUS_MINUS, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.operand);
     PropertyAccess operand = expression.operand as PropertyAccess;
     JUnitTestCase.assertTrue(operand.target is SuperExpression);
     JUnitTestCase.assertEquals("x", operand.propertyName.name);
   }
+
   void test_parseUnaryExpression_increment_normal() {
     PrefixExpression expression = ParserTestCase.parse5("parseUnaryExpression", "++x", []);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.PLUS_PLUS, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.operand);
   }
+
   void test_parseUnaryExpression_increment_super_index() {
     PrefixExpression expression = ParserTestCase.parse5("parseUnaryExpression", "++super[0]", []);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.PLUS_PLUS, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.operand);
     IndexExpression operand = expression.operand as IndexExpression;
     JUnitTestCase.assertTrue(operand.realTarget is SuperExpression);
     JUnitTestCase.assertTrue(operand.index is IntegerLiteral);
   }
+
   void test_parseUnaryExpression_increment_super_propertyAccess() {
     PrefixExpression expression = ParserTestCase.parse5("parseUnaryExpression", "++super.x", []);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.PLUS_PLUS, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.operand);
     PropertyAccess operand = expression.operand as PropertyAccess;
     JUnitTestCase.assertTrue(operand.target is SuperExpression);
     JUnitTestCase.assertEquals("x", operand.propertyName.name);
   }
+
   void test_parseUnaryExpression_minus_normal() {
     PrefixExpression expression = ParserTestCase.parse5("parseUnaryExpression", "-x", []);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.MINUS, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.operand);
   }
+
   void test_parseUnaryExpression_minus_super() {
     PrefixExpression expression = ParserTestCase.parse5("parseUnaryExpression", "-super", []);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.MINUS, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.operand);
   }
+
   void test_parseUnaryExpression_not_normal() {
     PrefixExpression expression = ParserTestCase.parse5("parseUnaryExpression", "!x", []);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.BANG, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.operand);
   }
+
   void test_parseUnaryExpression_not_super() {
     PrefixExpression expression = ParserTestCase.parse5("parseUnaryExpression", "!super", []);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.BANG, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.operand);
   }
+
   void test_parseUnaryExpression_tilda_normal() {
     PrefixExpression expression = ParserTestCase.parse5("parseUnaryExpression", "~x", []);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.TILDE, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.operand);
   }
+
   void test_parseUnaryExpression_tilda_super() {
     PrefixExpression expression = ParserTestCase.parse5("parseUnaryExpression", "~super", []);
     JUnitTestCase.assertNotNull(expression.operator);
     JUnitTestCase.assertEquals(TokenType.TILDE, expression.operator.type);
     JUnitTestCase.assertNotNull(expression.operand);
   }
+
   void test_parseVariableDeclaration_equals() {
     VariableDeclaration declaration = ParserTestCase.parse5("parseVariableDeclaration", "a = b", []);
     JUnitTestCase.assertNotNull(declaration.name);
     JUnitTestCase.assertNotNull(declaration.equals);
     JUnitTestCase.assertNotNull(declaration.initializer);
   }
+
   void test_parseVariableDeclaration_noEquals() {
     VariableDeclaration declaration = ParserTestCase.parse5("parseVariableDeclaration", "a", []);
     JUnitTestCase.assertNotNull(declaration.name);
     JUnitTestCase.assertNull(declaration.equals);
     JUnitTestCase.assertNull(declaration.initializer);
   }
+
   void test_parseVariableDeclarationList_const_noType() {
     VariableDeclarationList declarationList = ParserTestCase.parse("parseVariableDeclarationList", <Object> [emptyCommentAndMetadata()], "const a");
     JUnitTestCase.assertNotNull(declarationList.keyword);
     JUnitTestCase.assertNull(declarationList.type);
     EngineTestCase.assertSize(1, declarationList.variables);
   }
+
   void test_parseVariableDeclarationList_const_type() {
     VariableDeclarationList declarationList = ParserTestCase.parse("parseVariableDeclarationList", <Object> [emptyCommentAndMetadata()], "const A a");
     JUnitTestCase.assertNotNull(declarationList.keyword);
     JUnitTestCase.assertNotNull(declarationList.type);
     EngineTestCase.assertSize(1, declarationList.variables);
   }
+
   void test_parseVariableDeclarationList_final_noType() {
     VariableDeclarationList declarationList = ParserTestCase.parse("parseVariableDeclarationList", <Object> [emptyCommentAndMetadata()], "final a");
     JUnitTestCase.assertNotNull(declarationList.keyword);
     JUnitTestCase.assertNull(declarationList.type);
     EngineTestCase.assertSize(1, declarationList.variables);
   }
+
   void test_parseVariableDeclarationList_final_type() {
     VariableDeclarationList declarationList = ParserTestCase.parse("parseVariableDeclarationList", <Object> [emptyCommentAndMetadata()], "final A a");
     JUnitTestCase.assertNotNull(declarationList.keyword);
     JUnitTestCase.assertNotNull(declarationList.type);
     EngineTestCase.assertSize(1, declarationList.variables);
   }
+
   void test_parseVariableDeclarationList_type_multiple() {
     VariableDeclarationList declarationList = ParserTestCase.parse("parseVariableDeclarationList", <Object> [emptyCommentAndMetadata()], "A a, b, c");
     JUnitTestCase.assertNull(declarationList.keyword);
     JUnitTestCase.assertNotNull(declarationList.type);
     EngineTestCase.assertSize(3, declarationList.variables);
   }
+
   void test_parseVariableDeclarationList_type_single() {
     VariableDeclarationList declarationList = ParserTestCase.parse("parseVariableDeclarationList", <Object> [emptyCommentAndMetadata()], "A a");
     JUnitTestCase.assertNull(declarationList.keyword);
     JUnitTestCase.assertNotNull(declarationList.type);
     EngineTestCase.assertSize(1, declarationList.variables);
   }
+
   void test_parseVariableDeclarationList_var_multiple() {
     VariableDeclarationList declarationList = ParserTestCase.parse("parseVariableDeclarationList", <Object> [emptyCommentAndMetadata()], "var a, b, c");
     JUnitTestCase.assertNotNull(declarationList.keyword);
     JUnitTestCase.assertNull(declarationList.type);
     EngineTestCase.assertSize(3, declarationList.variables);
   }
+
   void test_parseVariableDeclarationList_var_single() {
     VariableDeclarationList declarationList = ParserTestCase.parse("parseVariableDeclarationList", <Object> [emptyCommentAndMetadata()], "var a");
     JUnitTestCase.assertNotNull(declarationList.keyword);
     JUnitTestCase.assertNull(declarationList.type);
     EngineTestCase.assertSize(1, declarationList.variables);
   }
+
   void test_parseVariableDeclarationList2_type() {
     TypeName type = new TypeName.full(new SimpleIdentifier.full(null), null);
     VariableDeclarationList declarationList = ParserTestCase.parse("parseVariableDeclarationList", <Object> [emptyCommentAndMetadata(), null, type], "a");
     JUnitTestCase.assertNull(declarationList.keyword);
     JUnitTestCase.assertEquals(type, declarationList.type);
     EngineTestCase.assertSize(1, declarationList.variables);
   }
+
   void test_parseVariableDeclarationList2_var() {
     Token keyword = TokenFactory.token(Keyword.VAR);
     VariableDeclarationList declarationList = ParserTestCase.parse("parseVariableDeclarationList", <Object> [emptyCommentAndMetadata(), keyword, null], "a, b, c");
     JUnitTestCase.assertEquals(keyword, declarationList.keyword);
     JUnitTestCase.assertNull(declarationList.type);
     EngineTestCase.assertSize(3, declarationList.variables);
   }
+
   void test_parseVariableDeclarationStatement_multiple() {
     VariableDeclarationStatement statement = ParserTestCase.parse("parseVariableDeclarationStatement", <Object> [emptyCommentAndMetadata()], "var x, y, z;");
     JUnitTestCase.assertNotNull(statement.semicolon);
     VariableDeclarationList variableList = statement.variables;
     JUnitTestCase.assertNotNull(variableList);
     EngineTestCase.assertSize(3, variableList.variables);
   }
+
   void test_parseVariableDeclarationStatement_single() {
     VariableDeclarationStatement statement = ParserTestCase.parse("parseVariableDeclarationStatement", <Object> [emptyCommentAndMetadata()], "var x;");
     JUnitTestCase.assertNotNull(statement.semicolon);
     VariableDeclarationList variableList = statement.variables;
     JUnitTestCase.assertNotNull(variableList);
     EngineTestCase.assertSize(1, variableList.variables);
   }
+
   void test_parseWhileStatement() {
     WhileStatement statement = ParserTestCase.parse5("parseWhileStatement", "while (x) {}", []);
     JUnitTestCase.assertNotNull(statement.keyword);
     JUnitTestCase.assertNotNull(statement.leftParenthesis);
     JUnitTestCase.assertNotNull(statement.condition);
     JUnitTestCase.assertNotNull(statement.rightParenthesis);
     JUnitTestCase.assertNotNull(statement.body);
   }
+
   void test_parseWithClause_multiple() {
     WithClause clause = ParserTestCase.parse5("parseWithClause", "with A, B, C", []);
     JUnitTestCase.assertNotNull(clause.withKeyword);
     EngineTestCase.assertSize(3, clause.mixinTypes);
   }
+
   void test_parseWithClause_single() {
     WithClause clause = ParserTestCase.parse5("parseWithClause", "with M", []);
     JUnitTestCase.assertNotNull(clause.withKeyword);
     EngineTestCase.assertSize(1, clause.mixinTypes);
   }
+
   void test_skipPrefixedIdentifier_invalid() {
     Token following = skip("skipPrefixedIdentifier", "+");
     JUnitTestCase.assertNull(following);
   }
+
   void test_skipPrefixedIdentifier_notPrefixed() {
     Token following = skip("skipPrefixedIdentifier", "a +");
     JUnitTestCase.assertNotNull(following);
     JUnitTestCase.assertEquals(TokenType.PLUS, following.type);
   }
+
   void test_skipPrefixedIdentifier_prefixed() {
     Token following = skip("skipPrefixedIdentifier", "a.b +");
     JUnitTestCase.assertNotNull(following);
     JUnitTestCase.assertEquals(TokenType.PLUS, following.type);
   }
+
   void test_skipReturnType_invalid() {
     Token following = skip("skipReturnType", "+");
     JUnitTestCase.assertNull(following);
   }
+
   void test_skipReturnType_type() {
     Token following = skip("skipReturnType", "C +");
     JUnitTestCase.assertNotNull(following);
     JUnitTestCase.assertEquals(TokenType.PLUS, following.type);
   }
+
   void test_skipReturnType_void() {
     Token following = skip("skipReturnType", "void +");
     JUnitTestCase.assertNotNull(following);
     JUnitTestCase.assertEquals(TokenType.PLUS, following.type);
   }
+
   void test_skipSimpleIdentifier_identifier() {
     Token following = skip("skipSimpleIdentifier", "i +");
     JUnitTestCase.assertNotNull(following);
     JUnitTestCase.assertEquals(TokenType.PLUS, following.type);
   }
+
   void test_skipSimpleIdentifier_invalid() {
     Token following = skip("skipSimpleIdentifier", "9 +");
     JUnitTestCase.assertNull(following);
   }
+
   void test_skipSimpleIdentifier_pseudoKeyword() {
     Token following = skip("skipSimpleIdentifier", "as +");
     JUnitTestCase.assertNotNull(following);
     JUnitTestCase.assertEquals(TokenType.PLUS, following.type);
   }
+
   void test_skipStringLiteral_adjacent() {
     Token following = skip("skipStringLiteral", "'a' 'b' +");
     JUnitTestCase.assertNotNull(following);
     JUnitTestCase.assertEquals(TokenType.PLUS, following.type);
   }
+
   void test_skipStringLiteral_interpolated() {
     Token following = skip("skipStringLiteral", "'a\${b}c' +");
     JUnitTestCase.assertNotNull(following);
     JUnitTestCase.assertEquals(TokenType.PLUS, following.type);
   }
+
   void test_skipStringLiteral_invalid() {
     Token following = skip("skipStringLiteral", "a");
     JUnitTestCase.assertNull(following);
   }
+
   void test_skipStringLiteral_single() {
     Token following = skip("skipStringLiteral", "'a' +");
     JUnitTestCase.assertNotNull(following);
     JUnitTestCase.assertEquals(TokenType.PLUS, following.type);
   }
+
   void test_skipTypeArgumentList_invalid() {
     Token following = skip("skipTypeArgumentList", "+");
     JUnitTestCase.assertNull(following);
   }
+
   void test_skipTypeArgumentList_multiple() {
     Token following = skip("skipTypeArgumentList", "<E, F, G> +");
     JUnitTestCase.assertNotNull(following);
     JUnitTestCase.assertEquals(TokenType.PLUS, following.type);
   }
+
   void test_skipTypeArgumentList_single() {
     Token following = skip("skipTypeArgumentList", "<E> +");
     JUnitTestCase.assertNotNull(following);
     JUnitTestCase.assertEquals(TokenType.PLUS, following.type);
   }
+
   void test_skipTypeName_invalid() {
     Token following = skip("skipTypeName", "+");
     JUnitTestCase.assertNull(following);
   }
+
   void test_skipTypeName_parameterized() {
     Token following = skip("skipTypeName", "C<E<F<G>>> +");
     JUnitTestCase.assertNotNull(following);
     JUnitTestCase.assertEquals(TokenType.PLUS, following.type);
   }
+
   void test_skipTypeName_simple() {
     Token following = skip("skipTypeName", "C +");
     JUnitTestCase.assertNotNull(following);
     JUnitTestCase.assertEquals(TokenType.PLUS, following.type);
   }
 
   /**
    * Invoke the method [Parser#computeStringValue] with the given argument.
    *
    * @param lexeme the argument to the method
    * @param first `true` if this is the first token in a string literal
    * @param last `true` if this is the last token in a string literal
    * @return the result of invoking the method
    * @throws Exception if the method could not be invoked or throws an exception
    */
   String computeStringValue(String lexeme, bool first, bool last) {
-    AnalysisErrorListener listener = new AnalysisErrorListener_24();
+    AnalysisErrorListener listener = new AnalysisErrorListener_25();
     Parser parser = new Parser(null, listener);
     return invokeParserMethodImpl(parser, "computeStringValue", <Object> [lexeme, first, last], null) as String;
   }
 
   /**
    * Invoke the method [Parser#createSyntheticIdentifier] with the parser set to the token
    * stream produced by scanning the given source.
    *
    * @param source the source to be scanned to produce the token stream being tested
    * @return the result of invoking the method
@@ skipping 82 matching lines @@
    * @throws Exception if the method could not be invoked or throws an exception
    * @throws AssertionFailedError if the result is `null`
    */
   Token skip(String methodName, String source) {
     GatheringErrorListener listener = new GatheringErrorListener();
     Scanner scanner = new Scanner(null, new CharSequenceReader(new CharSequence(source)), listener);
     Token tokenStream = scanner.tokenize();
     Parser parser = new Parser(null, listener);
     return invokeParserMethodImpl(parser, methodName, <Object> [tokenStream], tokenStream) as Token;
   }
+
   static dartSuite() {
     _ut.group('SimpleParserTest', () {
       _ut.test('test_Parser', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_Parser);
       });
       _ut.test('test_computeStringValue_emptyInterpolationPrefix', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_computeStringValue_emptyInterpolationPrefix);
       });
@@ skipping 118 matching lines @@
         runJUnitTest(__test, __test.test_isFunctionExpression_false_notParameters);
       });
       _ut.test('test_isFunctionExpression_noName_block', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_isFunctionExpression_noName_block);
       });
       _ut.test('test_isFunctionExpression_noName_expression', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_isFunctionExpression_noName_expression);
       });
+      _ut.test('test_isFunctionExpression_parameter_final', () {
+        final __test = new SimpleParserTest();
+        runJUnitTest(__test, __test.test_isFunctionExpression_parameter_final);
+      });
+      _ut.test('test_isFunctionExpression_parameter_final_typed', () {
+        final __test = new SimpleParserTest();
+        runJUnitTest(__test, __test.test_isFunctionExpression_parameter_final_typed);
+      });
       _ut.test('test_isFunctionExpression_parameter_multiple', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_isFunctionExpression_parameter_multiple);
       });
       _ut.test('test_isFunctionExpression_parameter_named', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_isFunctionExpression_parameter_named);
       });
       _ut.test('test_isFunctionExpression_parameter_optional', () {
         final __test = new SimpleParserTest();
@@ skipping 348 matching lines @@
         runJUnitTest(__test, __test.test_parseClassMember_field_instance_prefixedType);
       });
       _ut.test('test_parseClassMember_field_namedGet', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_parseClassMember_field_namedGet);
       });
       _ut.test('test_parseClassMember_field_namedOperator', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_parseClassMember_field_namedOperator);
       });
+      _ut.test('test_parseClassMember_field_namedOperator_withAssignment', () {
+        final __test = new SimpleParserTest();
+        runJUnitTest(__test, __test.test_parseClassMember_field_namedOperator_withAssignment);
+      });
       _ut.test('test_parseClassMember_field_namedSet', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_parseClassMember_field_namedSet);
       });
       _ut.test('test_parseClassMember_getter_void', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_parseClassMember_getter_void);
       });
       _ut.test('test_parseClassMember_method_external', () {
         final __test = new SimpleParserTest();
@@ skipping 276 matching lines @@
         runJUnitTest(__test, __test.test_parseCompilationUnitMember_variableGet);
       });
       _ut.test('test_parseCompilationUnitMember_variableSet', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_parseCompilationUnitMember_variableSet);
       });
       _ut.test('test_parseCompilationUnit_abstractAsPrefix_parameterized', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_parseCompilationUnit_abstractAsPrefix_parameterized);
       });
+      _ut.test('test_parseCompilationUnit_builtIn_asFunctionName', () {
+        final __test = new SimpleParserTest();
+        runJUnitTest(__test, __test.test_parseCompilationUnit_builtIn_asFunctionName);
+      });
       _ut.test('test_parseCompilationUnit_directives_multiple', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_parseCompilationUnit_directives_multiple);
       });
       _ut.test('test_parseCompilationUnit_directives_single', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_parseCompilationUnit_directives_single);
       });
       _ut.test('test_parseCompilationUnit_empty', () {
         final __test = new SimpleParserTest();
@@ skipping 1311 matching lines @@
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_skipTypeName_parameterized);
       });
       _ut.test('test_skipTypeName_simple', () {
         final __test = new SimpleParserTest();
         runJUnitTest(__test, __test.test_skipTypeName_simple);
       });
     });
   }
 }
-class AnalysisErrorListener_24 implements AnalysisErrorListener {
+
+class AnalysisErrorListener_25 implements AnalysisErrorListener {
   void onError(AnalysisError event) {
     JUnitTestCase.fail("Unexpected compilation error: ${event.message} (${event.offset}, ${event.length})");
   }
 }
+
 /**
  * The class `ComplexParserTest` defines parser tests that test the parsing of more complex
  * code fragments or the interactions between multiple parsing methods. For example, tests to ensure
  * that the precedence of operations is being handled correctly should be defined in this class.
  *
  * Simpler tests should be defined in the class [SimpleParserTest].
  */
 class ComplexParserTest extends ParserTestCase {
   void test_additiveExpression_normal() {
     BinaryExpression expression = ParserTestCase.parseExpression("x + y - z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_additiveExpression_noSpaces() {
     BinaryExpression expression = ParserTestCase.parseExpression("i+1", []);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     EngineTestCase.assertInstanceOf(IntegerLiteral, expression.rightOperand);
   }
+
   void test_additiveExpression_precedence_multiplicative_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("x * y + z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_additiveExpression_precedence_multiplicative_left_withSuper() {
     BinaryExpression expression = ParserTestCase.parseExpression("super * y - z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_additiveExpression_precedence_multiplicative_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("x + y * z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_additiveExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super + y - z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_assignableExpression_arguments_normal_chain() {
     PropertyAccess propertyAccess1 = ParserTestCase.parseExpression("a(b)(c).d(e).f", []);
     JUnitTestCase.assertEquals("f", propertyAccess1.propertyName.name);
     MethodInvocation invocation2 = EngineTestCase.assertInstanceOf(MethodInvocation, propertyAccess1.target);
     JUnitTestCase.assertEquals("d", invocation2.methodName.name);
     ArgumentList argumentList2 = invocation2.argumentList;
     JUnitTestCase.assertNotNull(argumentList2);
     EngineTestCase.assertSize(1, argumentList2.arguments);
     FunctionExpressionInvocation invocation3 = EngineTestCase.assertInstanceOf(FunctionExpressionInvocation, invocation2.target);
     ArgumentList argumentList3 = invocation3.argumentList;
     JUnitTestCase.assertNotNull(argumentList3);
     EngineTestCase.assertSize(1, argumentList3.arguments);
     MethodInvocation invocation4 = EngineTestCase.assertInstanceOf(MethodInvocation, invocation3.function);
     JUnitTestCase.assertEquals("a", invocation4.methodName.name);
     ArgumentList argumentList4 = invocation4.argumentList;
     JUnitTestCase.assertNotNull(argumentList4);
     EngineTestCase.assertSize(1, argumentList4.arguments);
   }
+
   void test_assignmentExpression_compound() {
     AssignmentExpression expression = ParserTestCase.parseExpression("x = y = 0", []);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftHandSide);
     EngineTestCase.assertInstanceOf(AssignmentExpression, expression.rightHandSide);
   }
+
   void test_assignmentExpression_indexExpression() {
     AssignmentExpression expression = ParserTestCase.parseExpression("x[1] = 0", []);
     EngineTestCase.assertInstanceOf(IndexExpression, expression.leftHandSide);
     EngineTestCase.assertInstanceOf(IntegerLiteral, expression.rightHandSide);
   }
+
   void test_assignmentExpression_prefixedIdentifier() {
     AssignmentExpression expression = ParserTestCase.parseExpression("x.y = 0", []);
     EngineTestCase.assertInstanceOf(PrefixedIdentifier, expression.leftHandSide);
     EngineTestCase.assertInstanceOf(IntegerLiteral, expression.rightHandSide);
   }
+
   void test_assignmentExpression_propertyAccess() {
     AssignmentExpression expression = ParserTestCase.parseExpression("super.y = 0", []);
     EngineTestCase.assertInstanceOf(PropertyAccess, expression.leftHandSide);
     EngineTestCase.assertInstanceOf(IntegerLiteral, expression.rightHandSide);
   }
+
   void test_bitwiseAndExpression_normal() {
     BinaryExpression expression = ParserTestCase.parseExpression("x & y & z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_bitwiseAndExpression_precedence_equality_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("x == y && z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_bitwiseAndExpression_precedence_equality_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("x && y == z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_bitwiseAndExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super & y & z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_bitwiseOrExpression_normal() {
     BinaryExpression expression = ParserTestCase.parseExpression("x | y | z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_bitwiseOrExpression_precedence_xor_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("x ^ y | z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_bitwiseOrExpression_precedence_xor_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("x | y ^ z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_bitwiseOrExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super | y | z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_bitwiseXorExpression_normal() {
     BinaryExpression expression = ParserTestCase.parseExpression("x ^ y ^ z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_bitwiseXorExpression_precedence_and_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("x & y ^ z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_bitwiseXorExpression_precedence_and_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("x ^ y & z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_bitwiseXorExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super ^ y ^ z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_cascade_withAssignment() {
     CascadeExpression cascade = ParserTestCase.parseExpression("new Map()..[3] = 4 ..[0] = 11;", []);
     Expression target = cascade.target;
     for (Expression section in cascade.cascadeSections) {
       EngineTestCase.assertInstanceOf(AssignmentExpression, section);
-      Expression lhs = ((section as AssignmentExpression)).leftHandSide;
+      Expression lhs = (section as AssignmentExpression).leftHandSide;
       EngineTestCase.assertInstanceOf(IndexExpression, lhs);
       IndexExpression index = lhs as IndexExpression;
       JUnitTestCase.assertTrue(index.isCascaded);
       JUnitTestCase.assertSame(target, index.realTarget);
     }
   }
+
   void test_conditionalExpression_precedence_logicalOrExpression() {
     ConditionalExpression expression = ParserTestCase.parseExpression("a | b ? y : z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.condition);
   }
+
   void test_constructor_initializer_withParenthesizedExpression() {
     CompilationUnit unit = ParserTestCase.parseCompilationUnit(EngineTestCase.createSource([
         "class C {",
         "  C() :",
         "    this.a = (b == null ? c : d) {",
         "  }",
         "}"]), []);
     NodeList<CompilationUnitMember> declarations = unit.declarations;
     EngineTestCase.assertSize(1, declarations);
   }
+
   void test_equalityExpression_normal() {
     BinaryExpression expression = ParserTestCase.parseExpression("x == y != z", [ParserErrorCode.EQUALITY_CANNOT_BE_EQUALITY_OPERAND]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_equalityExpression_precedence_relational_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("x is y == z", []);
     EngineTestCase.assertInstanceOf(IsExpression, expression.leftOperand);
   }
+
   void test_equalityExpression_precedence_relational_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("x == y is z", []);
     EngineTestCase.assertInstanceOf(IsExpression, expression.rightOperand);
   }
+
   void test_equalityExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super == y != z", [ParserErrorCode.EQUALITY_CANNOT_BE_EQUALITY_OPERAND]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_logicalAndExpression() {
     BinaryExpression expression = ParserTestCase.parseExpression("x && y && z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_logicalAndExpression_precedence_bitwiseOr_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("x | y < z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_logicalAndExpression_precedence_bitwiseOr_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("x < y | z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_logicalOrExpression() {
     BinaryExpression expression = ParserTestCase.parseExpression("x || y || z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_logicalOrExpression_precedence_logicalAnd_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("x && y || z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_logicalOrExpression_precedence_logicalAnd_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("x || y && z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_multipleLabels_statement() {
     LabeledStatement statement = ParserTestCase.parseStatement("a: b: c: return x;", []);
     EngineTestCase.assertSize(3, statement.labels);
     EngineTestCase.assertInstanceOf(ReturnStatement, statement.statement);
   }
+
   void test_multiplicativeExpression_normal() {
     BinaryExpression expression = ParserTestCase.parseExpression("x * y / z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_multiplicativeExpression_precedence_unary_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("-x * y", []);
     EngineTestCase.assertInstanceOf(PrefixExpression, expression.leftOperand);
   }
+
   void test_multiplicativeExpression_precedence_unary_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("x * -y", []);
     EngineTestCase.assertInstanceOf(PrefixExpression, expression.rightOperand);
   }
+
   void test_multiplicativeExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super * y / z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_relationalExpression_precedence_shift_right() {
     IsExpression expression = ParserTestCase.parseExpression("x << y is z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.expression);
   }
+
   void test_shiftExpression_normal() {
     BinaryExpression expression = ParserTestCase.parseExpression("x >> 4 << 3", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_shiftExpression_precedence_additive_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("x + y << z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_shiftExpression_precedence_additive_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("x << y + z", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_shiftExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super >> 4 << 3", []);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_topLevelVariable_withMetadata() {
     ParserTestCase.parseCompilationUnit("String @A string;", []);
   }
+
   static dartSuite() {
     _ut.group('ComplexParserTest', () {
       _ut.test('test_additiveExpression_noSpaces', () {
         final __test = new ComplexParserTest();
         runJUnitTest(__test, __test.test_additiveExpression_noSpaces);
       });
       _ut.test('test_additiveExpression_normal', () {
         final __test = new ComplexParserTest();
         runJUnitTest(__test, __test.test_additiveExpression_normal);
       });
@@ skipping 173 matching lines @@
         final __test = new ComplexParserTest();
         runJUnitTest(__test, __test.test_shiftExpression_super);
       });
       _ut.test('test_topLevelVariable_withMetadata', () {
         final __test = new ComplexParserTest();
         runJUnitTest(__test, __test.test_topLevelVariable_withMetadata);
       });
     });
   }
 }
+
 /**
  * Instances of the class `ASTValidator` are used to validate the correct construction of an
  * AST structure.
  */
 class ASTValidator extends UnifyingASTVisitor<Object> {
-
   /**
    * A list containing the errors found while traversing the AST structure.
    */
   List<String> _errors = new List<String>();
 
   /**
    * Assert that no errors were found while traversing any of the AST structures that have been
    * visited.
    */
   void assertValid() {
     if (!_errors.isEmpty) {
       JavaStringBuilder builder = new JavaStringBuilder();
       builder.append("Invalid AST structure:");
       for (String message in _errors) {
         builder.append("\r\n   ");
         builder.append(message);
       }
       JUnitTestCase.fail(builder.toString());
     }
   }
+
   Object visitNode(ASTNode node) {
     validate(node);
     return super.visitNode(node);
   }
 
   /**
    * Validate that the given AST node is correctly constructed.
    *
    * @param node the AST node being validated
    */
@@ skipping 25 matching lines @@
       int parentEnd = parentStart + parent.length;
       if (nodeStart < parentStart) {
         _errors.add("Invalid source start (${nodeStart}) for ${node.runtimeType.toString()} inside ${parent.runtimeType.toString()} (${parentStart})");
       }
       if (nodeEnd > parentEnd) {
         _errors.add("Invalid source end (${nodeEnd}) for ${node.runtimeType.toString()} inside ${parent.runtimeType.toString()} (${parentStart})");
       }
     }
   }
 }
+
 class ParserTestCase extends EngineTestCase {
-
   /**
    * An empty array of objects used as arguments to zero-argument methods.
    */
   static List<Object> _EMPTY_ARGUMENTS = new List<Object>(0);
 
   /**
    * Invoke a parse method in [Parser]. The method is assumed to have the given number and
    * type of parameters and will be invoked with the given arguments.
    *
    * The given source is scanned and the parser is initialized to start with the first token in the
@@ skipping 214 matching lines @@
     }
     return new CommentAndMetadata(comment, metadata);
   }
 
   /**
    * Return an empty CommentAndMetadata object that can be used for testing.
    *
    * @return an empty CommentAndMetadata object that can be used for testing
    */
   CommentAndMetadata emptyCommentAndMetadata() => new CommentAndMetadata(null, new List<Annotation>());
+
   static dartSuite() {
     _ut.group('ParserTestCase', () {
     });
   }
 }
+
 class ResolutionCopierTest extends EngineTestCase {
   void test_visitAnnotation() {
     String annotationName = "proxy";
     Annotation fromNode = ASTFactory.annotation(ASTFactory.identifier3(annotationName));
     Element element = ElementFactory.topLevelVariableElement2(annotationName);
     fromNode.element = element;
     Annotation toNode = ASTFactory.annotation(ASTFactory.identifier3(annotationName));
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(element, toNode.element);
   }
+
   void test_visitArgumentDefinitionTest() {
     String identifier = "p";
     ArgumentDefinitionTest fromNode = ASTFactory.argumentDefinitionTest(identifier);
     Type2 propagatedType = ElementFactory.classElement2("A", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("B", []).type;
     fromNode.staticType = staticType;
     ArgumentDefinitionTest toNode = ASTFactory.argumentDefinitionTest(identifier);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitAsExpression() {
     AsExpression fromNode = ASTFactory.asExpression(ASTFactory.identifier3("x"), ASTFactory.typeName4("A", []));
     Type2 propagatedType = ElementFactory.classElement2("A", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("B", []).type;
     fromNode.staticType = staticType;
     AsExpression toNode = ASTFactory.asExpression(ASTFactory.identifier3("x"), ASTFactory.typeName4("A", []));
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitAssignmentExpression() {
     AssignmentExpression fromNode = ASTFactory.assignmentExpression(ASTFactory.identifier3("a"), TokenType.PLUS_EQ, ASTFactory.identifier3("b"));
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     MethodElement propagatedElement = ElementFactory.methodElement("+", propagatedType, []);
     fromNode.propagatedElement = propagatedElement;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     MethodElement staticElement = ElementFactory.methodElement("+", staticType, []);
     fromNode.staticElement = staticElement;
     fromNode.staticType = staticType;
     AssignmentExpression toNode = ASTFactory.assignmentExpression(ASTFactory.identifier3("a"), TokenType.PLUS_EQ, ASTFactory.identifier3("b"));
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedElement, toNode.propagatedElement);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticElement, toNode.staticElement);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitBinaryExpression() {
     BinaryExpression fromNode = ASTFactory.binaryExpression(ASTFactory.identifier3("a"), TokenType.PLUS, ASTFactory.identifier3("b"));
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     MethodElement propagatedElement = ElementFactory.methodElement("+", propagatedType, []);
     fromNode.propagatedElement = propagatedElement;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     MethodElement staticElement = ElementFactory.methodElement("+", staticType, []);
     fromNode.staticElement = staticElement;
     fromNode.staticType = staticType;
     BinaryExpression toNode = ASTFactory.binaryExpression(ASTFactory.identifier3("a"), TokenType.PLUS, ASTFactory.identifier3("b"));
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedElement, toNode.propagatedElement);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticElement, toNode.staticElement);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitBooleanLiteral() {
     BooleanLiteral fromNode = ASTFactory.booleanLiteral(true);
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     BooleanLiteral toNode = ASTFactory.booleanLiteral(true);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitCascadeExpression() {
     CascadeExpression fromNode = ASTFactory.cascadeExpression(ASTFactory.identifier3("a"), [ASTFactory.identifier3("b")]);
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     CascadeExpression toNode = ASTFactory.cascadeExpression(ASTFactory.identifier3("a"), [ASTFactory.identifier3("b")]);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitCompilationUnit() {
     CompilationUnit fromNode = ASTFactory.compilationUnit();
     CompilationUnitElement element = new CompilationUnitElementImpl("test.dart");
     fromNode.element = element;
     CompilationUnit toNode = ASTFactory.compilationUnit();
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(element, toNode.element);
   }
+
   void test_visitConditionalExpression() {
     ConditionalExpression fromNode = ASTFactory.conditionalExpression(ASTFactory.identifier3("c"), ASTFactory.identifier3("a"), ASTFactory.identifier3("b"));
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     ConditionalExpression toNode = ASTFactory.conditionalExpression(ASTFactory.identifier3("c"), ASTFactory.identifier3("a"), ASTFactory.identifier3("b"));
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitConstructorDeclaration() {
     String className = "A";
     String constructorName = "c";
     ConstructorDeclaration fromNode = ASTFactory.constructorDeclaration(ASTFactory.identifier3(className), constructorName, ASTFactory.formalParameterList([]), null);
-    ConstructorElement element = ElementFactory.constructorElement(ElementFactory.classElement2(className, []), constructorName);
+    ConstructorElement element = ElementFactory.constructorElement2(ElementFactory.classElement2(className, []), constructorName, []);
     fromNode.element = element;
     ConstructorDeclaration toNode = ASTFactory.constructorDeclaration(ASTFactory.identifier3(className), constructorName, ASTFactory.formalParameterList([]), null);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(element, toNode.element);
   }
+
   void test_visitConstructorName() {
     ConstructorName fromNode = ASTFactory.constructorName(ASTFactory.typeName4("A", []), "c");
-    ConstructorElement staticElement = ElementFactory.constructorElement(ElementFactory.classElement2("A", []), "c");
+    ConstructorElement staticElement = ElementFactory.constructorElement2(ElementFactory.classElement2("A", []), "c", []);
     fromNode.staticElement = staticElement;
     ConstructorName toNode = ASTFactory.constructorName(ASTFactory.typeName4("A", []), "c");
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(staticElement, toNode.staticElement);
   }
+
   void test_visitDoubleLiteral() {
     DoubleLiteral fromNode = ASTFactory.doubleLiteral(1.0);
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     DoubleLiteral toNode = ASTFactory.doubleLiteral(1.0);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitExportDirective() {
     ExportDirective fromNode = ASTFactory.exportDirective2("dart:uri", []);
     ExportElement element = new ExportElementImpl();
     fromNode.element = element;
     ExportDirective toNode = ASTFactory.exportDirective2("dart:uri", []);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(element, toNode.element);
   }
+
   void test_visitFunctionExpression() {
     FunctionExpression fromNode = ASTFactory.functionExpression2(ASTFactory.formalParameterList([]), ASTFactory.emptyFunctionBody());
     MethodElement element = ElementFactory.methodElement("m", ElementFactory.classElement2("C", []).type, []);
     fromNode.element = element;
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     FunctionExpression toNode = ASTFactory.functionExpression2(ASTFactory.formalParameterList([]), ASTFactory.emptyFunctionBody());
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(element, toNode.element);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitFunctionExpressionInvocation() {
     FunctionExpressionInvocation fromNode = ASTFactory.functionExpressionInvocation(ASTFactory.identifier3("f"), []);
     MethodElement propagatedElement = ElementFactory.methodElement("m", ElementFactory.classElement2("C", []).type, []);
     fromNode.propagatedElement = propagatedElement;
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     MethodElement staticElement = ElementFactory.methodElement("m", ElementFactory.classElement2("C", []).type, []);
     fromNode.staticElement = staticElement;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     FunctionExpressionInvocation toNode = ASTFactory.functionExpressionInvocation(ASTFactory.identifier3("f"), []);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedElement, toNode.propagatedElement);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticElement, toNode.staticElement);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitImportDirective() {
     ImportDirective fromNode = ASTFactory.importDirective2("dart:uri", null, []);
     ImportElement element = new ImportElementImpl();
     fromNode.element = element;
     ImportDirective toNode = ASTFactory.importDirective2("dart:uri", null, []);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(element, toNode.element);
   }
+
   void test_visitIndexExpression() {
     IndexExpression fromNode = ASTFactory.indexExpression(ASTFactory.identifier3("a"), ASTFactory.integer(0));
     MethodElement propagatedElement = ElementFactory.methodElement("m", ElementFactory.classElement2("C", []).type, []);
     MethodElement staticElement = ElementFactory.methodElement("m", ElementFactory.classElement2("C", []).type, []);
     AuxiliaryElements auxiliaryElements = new AuxiliaryElements(staticElement, propagatedElement);
     fromNode.auxiliaryElements = auxiliaryElements;
     fromNode.propagatedElement = propagatedElement;
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     fromNode.staticElement = staticElement;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     IndexExpression toNode = ASTFactory.indexExpression(ASTFactory.identifier3("a"), ASTFactory.integer(0));
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(auxiliaryElements, toNode.auxiliaryElements);
     JUnitTestCase.assertSame(propagatedElement, toNode.propagatedElement);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticElement, toNode.staticElement);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitInstanceCreationExpression() {
     InstanceCreationExpression fromNode = ASTFactory.instanceCreationExpression2(Keyword.NEW, ASTFactory.typeName4("C", []), []);
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
-    ConstructorElement staticElement = ElementFactory.constructorElement(ElementFactory.classElement2("C", []), null);
+    ConstructorElement staticElement = ElementFactory.constructorElement2(ElementFactory.classElement2("C", []), null, []);
     fromNode.staticElement = staticElement;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     InstanceCreationExpression toNode = ASTFactory.instanceCreationExpression2(Keyword.NEW, ASTFactory.typeName4("C", []), []);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticElement, toNode.staticElement);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitIntegerLiteral() {
     IntegerLiteral fromNode = ASTFactory.integer(2);
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     IntegerLiteral toNode = ASTFactory.integer(2);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitIsExpression() {
     IsExpression fromNode = ASTFactory.isExpression(ASTFactory.identifier3("x"), false, ASTFactory.typeName4("A", []));
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     IsExpression toNode = ASTFactory.isExpression(ASTFactory.identifier3("x"), false, ASTFactory.typeName4("A", []));
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitLibraryIdentifier() {
     LibraryIdentifier fromNode = ASTFactory.libraryIdentifier([ASTFactory.identifier3("lib")]);
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     LibraryIdentifier toNode = ASTFactory.libraryIdentifier([ASTFactory.identifier3("lib")]);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitListLiteral() {
     ListLiteral fromNode = ASTFactory.listLiteral([]);
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     ListLiteral toNode = ASTFactory.listLiteral([]);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitMapLiteral() {
     MapLiteral fromNode = ASTFactory.mapLiteral2([]);
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     MapLiteral toNode = ASTFactory.mapLiteral2([]);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitMethodInvocation() {
     MethodInvocation fromNode = ASTFactory.methodInvocation2("m", []);
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     MethodInvocation toNode = ASTFactory.methodInvocation2("m", []);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitNamedExpression() {
     NamedExpression fromNode = ASTFactory.namedExpression2("n", ASTFactory.integer(0));
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     NamedExpression toNode = ASTFactory.namedExpression2("n", ASTFactory.integer(0));
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitNullLiteral() {
     NullLiteral fromNode = ASTFactory.nullLiteral();
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     NullLiteral toNode = ASTFactory.nullLiteral();
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitParenthesizedExpression() {
     ParenthesizedExpression fromNode = ASTFactory.parenthesizedExpression(ASTFactory.integer(0));
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     ParenthesizedExpression toNode = ASTFactory.parenthesizedExpression(ASTFactory.integer(0));
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitPartDirective() {
     PartDirective fromNode = ASTFactory.partDirective2("part.dart");
     LibraryElement element = new LibraryElementImpl(null, ASTFactory.libraryIdentifier2(["lib"]));
     fromNode.element = element;
     PartDirective toNode = ASTFactory.partDirective2("part.dart");
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(element, toNode.element);
   }
+
   void test_visitPartOfDirective() {
     PartOfDirective fromNode = ASTFactory.partOfDirective(ASTFactory.libraryIdentifier2(["lib"]));
     LibraryElement element = new LibraryElementImpl(null, ASTFactory.libraryIdentifier2(["lib"]));
     fromNode.element = element;
     PartOfDirective toNode = ASTFactory.partOfDirective(ASTFactory.libraryIdentifier2(["lib"]));
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(element, toNode.element);
   }
+
   void test_visitPostfixExpression() {
     String variableName = "x";
     PostfixExpression fromNode = ASTFactory.postfixExpression(ASTFactory.identifier3(variableName), TokenType.PLUS_PLUS);
     MethodElement propagatedElement = ElementFactory.methodElement("+", ElementFactory.classElement2("C", []).type, []);
     fromNode.propagatedElement = propagatedElement;
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     MethodElement staticElement = ElementFactory.methodElement("+", ElementFactory.classElement2("C", []).type, []);
     fromNode.staticElement = staticElement;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     PostfixExpression toNode = ASTFactory.postfixExpression(ASTFactory.identifier3(variableName), TokenType.PLUS_PLUS);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedElement, toNode.propagatedElement);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticElement, toNode.staticElement);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitPrefixedIdentifier() {
     PrefixedIdentifier fromNode = ASTFactory.identifier5("p", "f");
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     PrefixedIdentifier toNode = ASTFactory.identifier5("p", "f");
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitPrefixExpression() {
     PrefixExpression fromNode = ASTFactory.prefixExpression(TokenType.PLUS_PLUS, ASTFactory.identifier3("x"));
     MethodElement propagatedElement = ElementFactory.methodElement("+", ElementFactory.classElement2("C", []).type, []);
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedElement = propagatedElement;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     MethodElement staticElement = ElementFactory.methodElement("+", ElementFactory.classElement2("C", []).type, []);
     fromNode.staticElement = staticElement;
     fromNode.staticType = staticType;
     PrefixExpression toNode = ASTFactory.prefixExpression(TokenType.PLUS_PLUS, ASTFactory.identifier3("x"));
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedElement, toNode.propagatedElement);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticElement, toNode.staticElement);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitPropertyAccess() {
     PropertyAccess fromNode = ASTFactory.propertyAccess2(ASTFactory.identifier3("x"), "y");
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     PropertyAccess toNode = ASTFactory.propertyAccess2(ASTFactory.identifier3("x"), "y");
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitRedirectingConstructorInvocation() {
     RedirectingConstructorInvocation fromNode = ASTFactory.redirectingConstructorInvocation([]);
-    ConstructorElement staticElement = ElementFactory.constructorElement(ElementFactory.classElement2("C", []), null);
+    ConstructorElement staticElement = ElementFactory.constructorElement2(ElementFactory.classElement2("C", []), null, []);
     fromNode.staticElement = staticElement;
     RedirectingConstructorInvocation toNode = ASTFactory.redirectingConstructorInvocation([]);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(staticElement, toNode.staticElement);
   }
+
   void test_visitRethrowExpression() {
     RethrowExpression fromNode = ASTFactory.rethrowExpression();
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     RethrowExpression toNode = ASTFactory.rethrowExpression();
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitSimpleIdentifier() {
     SimpleIdentifier fromNode = ASTFactory.identifier3("x");
     MethodElement propagatedElement = ElementFactory.methodElement("m", ElementFactory.classElement2("C", []).type, []);
     MethodElement staticElement = ElementFactory.methodElement("m", ElementFactory.classElement2("C", []).type, []);
     AuxiliaryElements auxiliaryElements = new AuxiliaryElements(staticElement, propagatedElement);
     fromNode.auxiliaryElements = auxiliaryElements;
     fromNode.propagatedElement = propagatedElement;
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     fromNode.staticElement = staticElement;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     SimpleIdentifier toNode = ASTFactory.identifier3("x");
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(auxiliaryElements, toNode.auxiliaryElements);
     JUnitTestCase.assertSame(propagatedElement, toNode.propagatedElement);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticElement, toNode.staticElement);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitSimpleStringLiteral() {
     SimpleStringLiteral fromNode = ASTFactory.string2("abc");
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     SimpleStringLiteral toNode = ASTFactory.string2("abc");
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitStringInterpolation() {
     StringInterpolation fromNode = ASTFactory.string([ASTFactory.interpolationString("a", "'a'")]);
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     StringInterpolation toNode = ASTFactory.string([ASTFactory.interpolationString("a", "'a'")]);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitSuperConstructorInvocation() {
     SuperConstructorInvocation fromNode = ASTFactory.superConstructorInvocation([]);
-    ConstructorElement staticElement = ElementFactory.constructorElement(ElementFactory.classElement2("C", []), null);
+    ConstructorElement staticElement = ElementFactory.constructorElement2(ElementFactory.classElement2("C", []), null, []);
     fromNode.staticElement = staticElement;
     SuperConstructorInvocation toNode = ASTFactory.superConstructorInvocation([]);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(staticElement, toNode.staticElement);
   }
+
   void test_visitSuperExpression() {
     SuperExpression fromNode = ASTFactory.superExpression();
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     SuperExpression toNode = ASTFactory.superExpression();
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitSymbolLiteral() {
     SymbolLiteral fromNode = ASTFactory.symbolLiteral(["s"]);
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     SymbolLiteral toNode = ASTFactory.symbolLiteral(["s"]);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitThisExpression() {
     ThisExpression fromNode = ASTFactory.thisExpression();
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     ThisExpression toNode = ASTFactory.thisExpression();
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitThrowExpression() {
     ThrowExpression fromNode = ASTFactory.throwExpression();
     Type2 propagatedType = ElementFactory.classElement2("C", []).type;
     fromNode.propagatedType = propagatedType;
     Type2 staticType = ElementFactory.classElement2("C", []).type;
     fromNode.staticType = staticType;
     ThrowExpression toNode = ASTFactory.throwExpression();
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(propagatedType, toNode.propagatedType);
     JUnitTestCase.assertSame(staticType, toNode.staticType);
   }
+
   void test_visitTypeName() {
     TypeName fromNode = ASTFactory.typeName4("C", []);
     Type2 type = ElementFactory.classElement2("C", []).type;
     fromNode.type = type;
     TypeName toNode = ASTFactory.typeName4("C", []);
     ResolutionCopier.copyResolutionData(fromNode, toNode);
     JUnitTestCase.assertSame(type, toNode.type);
   }
+
   static dartSuite() {
     _ut.group('ResolutionCopierTest', () {
       _ut.test('test_visitAnnotation', () {
         final __test = new ResolutionCopierTest();
         runJUnitTest(__test, __test.test_visitAnnotation);
       });
       _ut.test('test_visitArgumentDefinitionTest', () {
         final __test = new ResolutionCopierTest();
         runJUnitTest(__test, __test.test_visitArgumentDefinitionTest);
       });
@@ skipping 161 matching lines @@
         final __test = new ResolutionCopierTest();
         runJUnitTest(__test, __test.test_visitThrowExpression);
       });
       _ut.test('test_visitTypeName', () {
         final __test = new ResolutionCopierTest();
         runJUnitTest(__test, __test.test_visitTypeName);
       });
     });
   }
 }
+
 /**
  * The class `RecoveryParserTest` defines parser tests that test the parsing of invalid code
  * sequences to ensure that the correct recovery steps are taken in the parser.
  */
 class RecoveryParserTest extends ParserTestCase {
   void fail_incomplete_returnType() {
     ParserTestCase.parseCompilationUnit(EngineTestCase.createSource([
         "Map<Symbol, convertStringToSymbolMap(Map<String, dynamic> map) {",
         "  if (map == null) return null;",
         "  Map<Symbol, dynamic> result = new Map<Symbol, dynamic>();",
         "  map.forEach((name, value) {",
         "    result[new Symbol(name)] = value;",
         "  });",
         "  return result;",
         "}"]), []);
   }
+
   void test_additiveExpression_missing_LHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("+ y", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
   }
+
   void test_additiveExpression_missing_LHS_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("+", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_additiveExpression_missing_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("x +", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_additiveExpression_missing_RHS_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super +", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_additiveExpression_precedence_multiplicative_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("* +", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_additiveExpression_precedence_multiplicative_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("+ *", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_additiveExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super + +", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_assignmentExpression_missing_compound1() {
     AssignmentExpression expression = ParserTestCase.parseExpression("= y = 0", [ParserErrorCode.MISSING_IDENTIFIER]);
     Expression syntheticExpression = expression.leftHandSide;
     EngineTestCase.assertInstanceOf(SimpleIdentifier, syntheticExpression);
     JUnitTestCase.assertTrue(syntheticExpression.isSynthetic);
   }
+
   void test_assignmentExpression_missing_compound2() {
     AssignmentExpression expression = ParserTestCase.parseExpression("x = = 0", [ParserErrorCode.MISSING_IDENTIFIER]);
-    Expression syntheticExpression = ((expression.rightHandSide as AssignmentExpression)).leftHandSide;
+    Expression syntheticExpression = (expression.rightHandSide as AssignmentExpression).leftHandSide;
     EngineTestCase.assertInstanceOf(SimpleIdentifier, syntheticExpression);
     JUnitTestCase.assertTrue(syntheticExpression.isSynthetic);
   }
+
   void test_assignmentExpression_missing_compound3() {
     AssignmentExpression expression = ParserTestCase.parseExpression("x = y =", [ParserErrorCode.MISSING_IDENTIFIER]);
-    Expression syntheticExpression = ((expression.rightHandSide as AssignmentExpression)).rightHandSide;
+    Expression syntheticExpression = (expression.rightHandSide as AssignmentExpression).rightHandSide;
     EngineTestCase.assertInstanceOf(SimpleIdentifier, syntheticExpression);
     JUnitTestCase.assertTrue(syntheticExpression.isSynthetic);
   }
+
   void test_assignmentExpression_missing_LHS() {
     AssignmentExpression expression = ParserTestCase.parseExpression("= 0", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftHandSide);
     JUnitTestCase.assertTrue(expression.leftHandSide.isSynthetic);
   }
+
   void test_assignmentExpression_missing_RHS() {
     AssignmentExpression expression = ParserTestCase.parseExpression("x =", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftHandSide);
     JUnitTestCase.assertTrue(expression.rightHandSide.isSynthetic);
   }
+
   void test_bitwiseAndExpression_missing_LHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("& y", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
   }
+
   void test_bitwiseAndExpression_missing_LHS_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("&", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_bitwiseAndExpression_missing_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("x &", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_bitwiseAndExpression_missing_RHS_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super &", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_bitwiseAndExpression_precedence_equality_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("== &&", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_bitwiseAndExpression_precedence_equality_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("&& ==", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_bitwiseAndExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super &  &", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_bitwiseOrExpression_missing_LHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("| y", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
   }
+
   void test_bitwiseOrExpression_missing_LHS_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("|", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_bitwiseOrExpression_missing_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("x |", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_bitwiseOrExpression_missing_RHS_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super |", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_bitwiseOrExpression_precedence_xor_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("^ |", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_bitwiseOrExpression_precedence_xor_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("| ^", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_bitwiseOrExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super |  |", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_bitwiseXorExpression_missing_LHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("^ y", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
   }
+
   void test_bitwiseXorExpression_missing_LHS_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("^", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_bitwiseXorExpression_missing_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("x ^", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_bitwiseXorExpression_missing_RHS_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super ^", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_bitwiseXorExpression_precedence_and_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("& ^", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_bitwiseXorExpression_precedence_and_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("^ &", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_bitwiseXorExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super ^  ^", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_classTypeAlias_withBody() {
     ParserTestCase.parseCompilationUnit(EngineTestCase.createSource(["class A {}", "class B = Object with A {}"]), [ParserErrorCode.EXPECTED_TOKEN]);
   }
+
   void test_conditionalExpression_missingElse() {
     ConditionalExpression expression = ParserTestCase.parse5("parseConditionalExpression", "x ? y :", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.elseExpression);
     JUnitTestCase.assertTrue(expression.elseExpression.isSynthetic);
   }
+
   void test_conditionalExpression_missingThen() {
     ConditionalExpression expression = ParserTestCase.parse5("parseConditionalExpression", "x ? : z", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.thenExpression);
     JUnitTestCase.assertTrue(expression.thenExpression.isSynthetic);
   }
+
   void test_equalityExpression_missing_LHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("== y", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
   }
+
   void test_equalityExpression_missing_LHS_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("==", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_equalityExpression_missing_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("x ==", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_equalityExpression_missing_RHS_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super ==", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_equalityExpression_precedence_relational_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("is ==", [
         ParserErrorCode.EXPECTED_TYPE_NAME,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(IsExpression, expression.leftOperand);
   }
+
   void test_equalityExpression_precedence_relational_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("== is", [
         ParserErrorCode.EXPECTED_TYPE_NAME,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(IsExpression, expression.rightOperand);
   }
+
   void test_equalityExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super ==  ==", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.EQUALITY_CANNOT_BE_EQUALITY_OPERAND]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_expressionList_multiple_end() {
     List<Expression> result = ParserTestCase.parse5("parseExpressionList", ", 2, 3, 4", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertSize(4, result);
     Expression syntheticExpression = result[0];
     EngineTestCase.assertInstanceOf(SimpleIdentifier, syntheticExpression);
     JUnitTestCase.assertTrue(syntheticExpression.isSynthetic);
   }
+
   void test_expressionList_multiple_middle() {
     List<Expression> result = ParserTestCase.parse5("parseExpressionList", "1, 2, , 4", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertSize(4, result);
     Expression syntheticExpression = result[2];
     EngineTestCase.assertInstanceOf(SimpleIdentifier, syntheticExpression);
     JUnitTestCase.assertTrue(syntheticExpression.isSynthetic);
   }
+
   void test_expressionList_multiple_start() {
     List<Expression> result = ParserTestCase.parse5("parseExpressionList", "1, 2, 3,", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertSize(4, result);
     Expression syntheticExpression = result[3];
     EngineTestCase.assertInstanceOf(SimpleIdentifier, syntheticExpression);
     JUnitTestCase.assertTrue(syntheticExpression.isSynthetic);
   }
+
   void test_incomplete_topLevelVariable() {
     CompilationUnit unit = ParserTestCase.parseCompilationUnit("String", [ParserErrorCode.EXPECTED_EXECUTABLE]);
     NodeList<CompilationUnitMember> declarations = unit.declarations;
     EngineTestCase.assertSize(1, declarations);
     CompilationUnitMember member = declarations[0];
     EngineTestCase.assertInstanceOf(TopLevelVariableDeclaration, member);
-    NodeList<VariableDeclaration> variables = ((member as TopLevelVariableDeclaration)).variables.variables;
+    NodeList<VariableDeclaration> variables = (member as TopLevelVariableDeclaration).variables.variables;
     EngineTestCase.assertSize(1, variables);
     SimpleIdentifier name = variables[0].name;
     JUnitTestCase.assertTrue(name.isSynthetic);
   }
+
   void test_isExpression_noType() {
     CompilationUnit unit = ParserTestCase.parseCompilationUnit("class Bar<T extends Foo> {m(x){if (x is ) return;if (x is !)}}", [
         ParserErrorCode.EXPECTED_TYPE_NAME,
         ParserErrorCode.EXPECTED_TYPE_NAME,
         ParserErrorCode.MISSING_STATEMENT]);
     ClassDeclaration declaration = unit.declarations[0] as ClassDeclaration;
     MethodDeclaration method = declaration.members[0] as MethodDeclaration;
     BlockFunctionBody body = method.body as BlockFunctionBody;
     IfStatement ifStatement = body.block.statements[1] as IfStatement;
     IsExpression expression = ifStatement.condition as IsExpression;
     JUnitTestCase.assertNotNull(expression.expression);
     JUnitTestCase.assertNotNull(expression.isOperator);
     JUnitTestCase.assertNotNull(expression.notOperator);
     TypeName type = expression.type;
     JUnitTestCase.assertNotNull(type);
     JUnitTestCase.assertTrue(type.name.isSynthetic);
     EngineTestCase.assertInstanceOf(EmptyStatement, ifStatement.thenStatement);
   }
+
   void test_logicalAndExpression_missing_LHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("&& y", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
   }
+
   void test_logicalAndExpression_missing_LHS_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("&&", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_logicalAndExpression_missing_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("x &&", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_logicalAndExpression_precedence_bitwiseOr_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("| &&", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_logicalAndExpression_precedence_bitwiseOr_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("&& |", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_logicalOrExpression_missing_LHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("|| y", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
   }
+
   void test_logicalOrExpression_missing_LHS_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("||", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_logicalOrExpression_missing_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("x ||", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_logicalOrExpression_precedence_logicalAnd_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("&& ||", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_logicalOrExpression_precedence_logicalAnd_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("|| &&", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_multiplicativeExpression_missing_LHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("* y", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
   }
+
   void test_multiplicativeExpression_missing_LHS_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("*", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_multiplicativeExpression_missing_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("x *", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_multiplicativeExpression_missing_RHS_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super *", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_multiplicativeExpression_precedence_unary_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("-x *", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(PrefixExpression, expression.leftOperand);
   }
+
   void test_multiplicativeExpression_precedence_unary_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("* -y", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(PrefixExpression, expression.rightOperand);
   }
+
   void test_multiplicativeExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super ==  ==", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.EQUALITY_CANNOT_BE_EQUALITY_OPERAND]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_prefixExpression_missing_operand_minus() {
     PrefixExpression expression = ParserTestCase.parseExpression("-", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.operand);
     JUnitTestCase.assertTrue(expression.operand.isSynthetic);
     JUnitTestCase.assertEquals(TokenType.MINUS, expression.operator.type);
   }
+
   void test_relationalExpression_missing_LHS() {
     IsExpression expression = ParserTestCase.parseExpression("is y", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.expression);
     JUnitTestCase.assertTrue(expression.expression.isSynthetic);
   }
+
   void test_relationalExpression_missing_LHS_RHS() {
     IsExpression expression = ParserTestCase.parseExpression("is", [
         ParserErrorCode.EXPECTED_TYPE_NAME,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.expression);
     JUnitTestCase.assertTrue(expression.expression.isSynthetic);
     EngineTestCase.assertInstanceOf(TypeName, expression.type);
     JUnitTestCase.assertTrue(expression.type.isSynthetic);
   }
+
   void test_relationalExpression_missing_RHS() {
     IsExpression expression = ParserTestCase.parseExpression("x is", [ParserErrorCode.EXPECTED_TYPE_NAME]);
     EngineTestCase.assertInstanceOf(TypeName, expression.type);
     JUnitTestCase.assertTrue(expression.type.isSynthetic);
   }
+
   void test_relationalExpression_precedence_shift_right() {
     IsExpression expression = ParserTestCase.parseExpression("<< is", [
         ParserErrorCode.EXPECTED_TYPE_NAME,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.expression);
   }
+
   void test_shiftExpression_missing_LHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("<< y", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
   }
+
   void test_shiftExpression_missing_LHS_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("<<", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.leftOperand);
     JUnitTestCase.assertTrue(expression.leftOperand.isSynthetic);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_shiftExpression_missing_RHS() {
     BinaryExpression expression = ParserTestCase.parseExpression("x <<", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_shiftExpression_missing_RHS_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super <<", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression.rightOperand);
     JUnitTestCase.assertTrue(expression.rightOperand.isSynthetic);
   }
+
   void test_shiftExpression_precedence_unary_left() {
     BinaryExpression expression = ParserTestCase.parseExpression("+ <<", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_shiftExpression_precedence_unary_right() {
     BinaryExpression expression = ParserTestCase.parseExpression("<< +", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.rightOperand);
   }
+
   void test_shiftExpression_super() {
     BinaryExpression expression = ParserTestCase.parseExpression("super << <<", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(BinaryExpression, expression.leftOperand);
   }
+
   void test_typedef_eof() {
     CompilationUnit unit = ParserTestCase.parseCompilationUnit("typedef n", [
         ParserErrorCode.EXPECTED_TOKEN,
         ParserErrorCode.MISSING_TYPEDEF_PARAMETERS]);
     NodeList<CompilationUnitMember> declarations = unit.declarations;
     EngineTestCase.assertSize(1, declarations);
     CompilationUnitMember member = declarations[0];
     EngineTestCase.assertInstanceOf(FunctionTypeAlias, member);
   }
+
   static dartSuite() {
     _ut.group('RecoveryParserTest', () {
       _ut.test('test_additiveExpression_missing_LHS', () {
         final __test = new RecoveryParserTest();
         runJUnitTest(__test, __test.test_additiveExpression_missing_LHS);
       });
       _ut.test('test_additiveExpression_missing_LHS_RHS', () {
         final __test = new RecoveryParserTest();
         runJUnitTest(__test, __test.test_additiveExpression_missing_LHS_RHS);
       });
@@ skipping 297 matching lines @@
         final __test = new RecoveryParserTest();
         runJUnitTest(__test, __test.test_shiftExpression_super);
       });
       _ut.test('test_typedef_eof', () {
         final __test = new RecoveryParserTest();
         runJUnitTest(__test, __test.test_typedef_eof);
       });
     });
   }
 }
+
 class IncrementalParserTest extends EngineTestCase {
   void fail_reparse_oneFunctionToTwo() {
     assertParse("f() {}", "f() => 0; g() {}");
   }
+
   void test_reparse_addedAfterIdentifier1() {
     assertParse("f() => a + b;", "f() => abs + b;");
   }
+
   void test_reparse_addedAfterIdentifier2() {
     assertParse("f() => a + b;", "f() => a + bar;");
   }
+
   void test_resparse_addedBeforeIdentifier1() {
     assertParse("f() => a + b;", "f() => xa + b;");
   }
+
   void test_resparse_addedBeforeIdentifier2() {
     assertParse("f() => a + b;", "f() => a + xb;");
   }
+
   void test_resparse_addedNewIdentifier1() {
     assertParse("a; c;", "a; b c;");
   }
+
   void test_resparse_addedNewIdentifier2() {
     assertParse("a;  c;", "a;b  c;");
   }
+
   void test_resparse_appendWhitespace1() {
     assertParse("f() => a + b;", "f() => a + b; ");
   }
+
   void test_resparse_appendWhitespace2() {
     assertParse("f() => a + b;", "f() => a + b;  ");
   }
+
   void test_resparse_insertedPeriod() {
     assertParse("f() => a + b;", "f() => a + b.;");
   }
+
   void test_resparse_insertWhitespace() {
     assertParse("f() => a + b;", "f() => a  + b;");
   }
+
   void assertParse(String originalContents, String modifiedContents) {
     int originalLength = originalContents.length;
     int modifiedLength = modifiedContents.length;
     int replaceStart = 0;
     while (replaceStart < originalLength && replaceStart < modifiedLength && originalContents.codeUnitAt(replaceStart) == modifiedContents.codeUnitAt(replaceStart)) {
       replaceStart++;
     }
     int lengthDelta = modifiedLength - originalLength;
     int originalEnd = originalLength - 1;
     int modifiedEnd = modifiedLength - 1;
@@ skipping 18 matching lines @@
     JUnitTestCase.assertNotNull(modifiedUnit);
     GatheringErrorListener incrementalListener = new GatheringErrorListener();
     IncrementalScanner incrementalScanner = new IncrementalScanner(source, new CharSequenceReader(new CharSequence(modifiedContents)), incrementalListener);
     Token incrementalToken = incrementalScanner.rescan(originalToken, replaceStart, originalEnd - replaceStart + 1, modifiedEnd - replaceStart + 1);
     JUnitTestCase.assertNotNull(incrementalToken);
     IncrementalParser incrementalParser = new IncrementalParser(source, incrementalScanner.tokenMap, incrementalListener);
     CompilationUnit incrementalUnit = incrementalParser.reparse(originalUnit, incrementalScanner.firstToken, incrementalScanner.lastToken, replaceStart, originalEnd);
     JUnitTestCase.assertNotNull(incrementalUnit);
     JUnitTestCase.assertTrue(ASTComparator.equals3(modifiedUnit, incrementalUnit));
   }
+
   static dartSuite() {
     _ut.group('IncrementalParserTest', () {
       _ut.test('test_reparse_addedAfterIdentifier1', () {
         final __test = new IncrementalParserTest();
         runJUnitTest(__test, __test.test_reparse_addedAfterIdentifier1);
       });
       _ut.test('test_reparse_addedAfterIdentifier2', () {
         final __test = new IncrementalParserTest();
         runJUnitTest(__test, __test.test_reparse_addedAfterIdentifier2);
       });
@@ skipping 25 matching lines @@
         final __test = new IncrementalParserTest();
         runJUnitTest(__test, __test.test_resparse_insertWhitespace);
       });
       _ut.test('test_resparse_insertedPeriod', () {
         final __test = new IncrementalParserTest();
         runJUnitTest(__test, __test.test_resparse_insertedPeriod);
       });
     });
   }
 }
+
 /**
  * The class `ErrorParserTest` defines parser tests that test the parsing of code to ensure
  * that errors are correctly reported, and in some cases, not reported.
  */
 class ErrorParserTest extends ParserTestCase {
   void fail_expectedListOrMapLiteral() {
     TypedLiteral literal = ParserTestCase.parse4("parseListOrMapLiteral", <Object> [null], "1", [ParserErrorCode.EXPECTED_LIST_OR_MAP_LITERAL]);
     JUnitTestCase.assertTrue(literal.isSynthetic);
   }
+
   void fail_illegalAssignmentToNonAssignable_superAssigned() {
     ParserTestCase.parseExpression("super = x;", [ParserErrorCode.ILLEGAL_ASSIGNMENT_TO_NON_ASSIGNABLE]);
   }
+
   void fail_invalidCommentReference__new_nonIdentifier() {
     ParserTestCase.parse4("parseCommentReference", <Object> ["new 42", 0], "", [ParserErrorCode.INVALID_COMMENT_REFERENCE]);
   }
+
   void fail_invalidCommentReference__new_tooMuch() {
     ParserTestCase.parse4("parseCommentReference", <Object> ["new a.b.c.d", 0], "", [ParserErrorCode.INVALID_COMMENT_REFERENCE]);
   }
+
   void fail_invalidCommentReference__nonNew_nonIdentifier() {
     ParserTestCase.parse4("parseCommentReference", <Object> ["42", 0], "", [ParserErrorCode.INVALID_COMMENT_REFERENCE]);
   }
+
   void fail_invalidCommentReference__nonNew_tooMuch() {
     ParserTestCase.parse4("parseCommentReference", <Object> ["a.b.c.d", 0], "", [ParserErrorCode.INVALID_COMMENT_REFERENCE]);
   }
+
   void fail_missingClosingParenthesis() {
     ParserTestCase.parse5("parseFormalParameterList", "(int a, int b ;", [ParserErrorCode.MISSING_CLOSING_PARENTHESIS]);
   }
+
   void fail_missingFunctionParameters_local_nonVoid_block() {
     ParserTestCase.parseStatement("int f { return x;}", [ParserErrorCode.MISSING_FUNCTION_PARAMETERS]);
   }
+
   void fail_missingFunctionParameters_local_nonVoid_expression() {
     ParserTestCase.parseStatement("int f => x;", [ParserErrorCode.MISSING_FUNCTION_PARAMETERS]);
   }
+
   void fail_namedFunctionExpression() {
     Expression expression = ParserTestCase.parse5("parsePrimaryExpression", "f() {}", [ParserErrorCode.NAMED_FUNCTION_EXPRESSION]);
     EngineTestCase.assertInstanceOf(FunctionExpression, expression);
   }
+
   void fail_unexpectedToken_invalidPostfixExpression() {
     ParserTestCase.parseExpression("f()++", [ParserErrorCode.UNEXPECTED_TOKEN]);
   }
+
   void fail_varAndType_local() {
     ParserTestCase.parseStatement("var int x;", [ParserErrorCode.VAR_AND_TYPE]);
   }
+
   void fail_varAndType_parameter() {
     ParserTestCase.parse5("parseFormalParameterList", "(var int x)", [ParserErrorCode.VAR_AND_TYPE]);
   }
+
   void test_abstractClassMember_constructor() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "abstract C.c();", [ParserErrorCode.ABSTRACT_CLASS_MEMBER]);
   }
+
   void test_abstractClassMember_field() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "abstract C f;", [ParserErrorCode.ABSTRACT_CLASS_MEMBER]);
   }
+
   void test_abstractClassMember_getter() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "abstract get m;", [ParserErrorCode.ABSTRACT_CLASS_MEMBER]);
   }
+
   void test_abstractClassMember_method() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "abstract m();", [ParserErrorCode.ABSTRACT_CLASS_MEMBER]);
   }
+
   void test_abstractClassMember_setter() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "abstract set m(v);", [ParserErrorCode.ABSTRACT_CLASS_MEMBER]);
   }
+
   void test_abstractTopLevelFunction_function() {
     ParserTestCase.parseCompilationUnit("abstract f(v) {}", [ParserErrorCode.ABSTRACT_TOP_LEVEL_FUNCTION]);
   }
+
   void test_abstractTopLevelFunction_getter() {
     ParserTestCase.parseCompilationUnit("abstract get m {}", [ParserErrorCode.ABSTRACT_TOP_LEVEL_FUNCTION]);
   }
+
   void test_abstractTopLevelFunction_setter() {
     ParserTestCase.parseCompilationUnit("abstract set m(v) {}", [ParserErrorCode.ABSTRACT_TOP_LEVEL_FUNCTION]);
   }
+
   void test_abstractTopLevelVariable() {
     ParserTestCase.parseCompilationUnit("abstract C f;", [ParserErrorCode.ABSTRACT_TOP_LEVEL_VARIABLE]);
   }
+
   void test_abstractTypeDef() {
     ParserTestCase.parseCompilationUnit("abstract typedef F();", [ParserErrorCode.ABSTRACT_TYPEDEF]);
   }
+
   void test_assertDoesNotTakeAssignment() {
     ParserTestCase.parse5("parseAssertStatement", "assert(b = true);", [ParserErrorCode.ASSERT_DOES_NOT_TAKE_ASSIGNMENT]);
   }
+
   void test_assertDoesNotTakeCascades() {
     ParserTestCase.parse5("parseAssertStatement", "assert(new A()..m());", [ParserErrorCode.ASSERT_DOES_NOT_TAKE_CASCADE]);
   }
+
   void test_assertDoesNotTakeRethrow() {
     ParserTestCase.parse5("parseAssertStatement", "assert(rethrow);", [ParserErrorCode.ASSERT_DOES_NOT_TAKE_RETHROW]);
   }
+
   void test_assertDoesNotTakeThrow() {
     ParserTestCase.parse5("parseAssertStatement", "assert(throw x);", [ParserErrorCode.ASSERT_DOES_NOT_TAKE_THROW]);
   }
+
   void test_breakOutsideOfLoop_breakInDoStatement() {
     ParserTestCase.parse5("parseDoStatement", "do {break;} while (x);", []);
   }
+
   void test_breakOutsideOfLoop_breakInForStatement() {
     ParserTestCase.parse5("parseForStatement", "for (; x;) {break;}", []);
   }
+
   void test_breakOutsideOfLoop_breakInIfStatement() {
     ParserTestCase.parse5("parseIfStatement", "if (x) {break;}", [ParserErrorCode.BREAK_OUTSIDE_OF_LOOP]);
   }
+
   void test_breakOutsideOfLoop_breakInSwitchStatement() {
     ParserTestCase.parse5("parseSwitchStatement", "switch (x) {case 1: break;}", []);
   }
+
   void test_breakOutsideOfLoop_breakInWhileStatement() {
     ParserTestCase.parse5("parseWhileStatement", "while (x) {break;}", []);
   }
+
   void test_breakOutsideOfLoop_functionExpression_inALoop() {
     ParserTestCase.parseStatement("for(; x;) {() {break;};}", [ParserErrorCode.BREAK_OUTSIDE_OF_LOOP]);
   }
+
   void test_breakOutsideOfLoop_functionExpression_withALoop() {
     ParserTestCase.parseStatement("() {for (; x;) {break;}};", []);
   }
+
   void test_constAndFinal() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "const final int x;", [ParserErrorCode.CONST_AND_FINAL]);
   }
+
   void test_constAndVar() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "const var x;", [ParserErrorCode.CONST_AND_VAR]);
   }
+
   void test_constClass() {
     ParserTestCase.parseCompilationUnit("const class C {}", [ParserErrorCode.CONST_CLASS]);
   }
+
   void test_constConstructorWithBody() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "const C() {}", [ParserErrorCode.CONST_CONSTRUCTOR_WITH_BODY]);
   }
+
   void test_constFactory() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "const factory C() {}", [ParserErrorCode.CONST_FACTORY]);
   }
+
   void test_constMethod() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "const int m() {}", [ParserErrorCode.CONST_METHOD]);
   }
+
   void test_constructorWithReturnType() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "C C() {}", [ParserErrorCode.CONSTRUCTOR_WITH_RETURN_TYPE]);
   }
+
   void test_constructorWithReturnType_var() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "var C() {}", [ParserErrorCode.CONSTRUCTOR_WITH_RETURN_TYPE]);
   }
+
   void test_constTypedef() {
     ParserTestCase.parseCompilationUnit("const typedef F();", [ParserErrorCode.CONST_TYPEDEF]);
   }
+
   void test_continueOutsideOfLoop_continueInDoStatement() {
     ParserTestCase.parse5("parseDoStatement", "do {continue;} while (x);", []);
   }
+
   void test_continueOutsideOfLoop_continueInForStatement() {
     ParserTestCase.parse5("parseForStatement", "for (; x;) {continue;}", []);
   }
+
   void test_continueOutsideOfLoop_continueInIfStatement() {
     ParserTestCase.parse5("parseIfStatement", "if (x) {continue;}", [ParserErrorCode.CONTINUE_OUTSIDE_OF_LOOP]);
   }
+
   void test_continueOutsideOfLoop_continueInSwitchStatement() {
     ParserTestCase.parse5("parseSwitchStatement", "switch (x) {case 1: continue a;}", []);
   }
+
   void test_continueOutsideOfLoop_continueInWhileStatement() {
     ParserTestCase.parse5("parseWhileStatement", "while (x) {continue;}", []);
   }
+
   void test_continueOutsideOfLoop_functionExpression_inALoop() {
     ParserTestCase.parseStatement("for(; x;) {() {continue;};}", [ParserErrorCode.CONTINUE_OUTSIDE_OF_LOOP]);
   }
+
   void test_continueOutsideOfLoop_functionExpression_withALoop() {
     ParserTestCase.parseStatement("() {for (; x;) {continue;}};", []);
   }
+
   void test_continueWithoutLabelInCase_error() {
     ParserTestCase.parse5("parseSwitchStatement", "switch (x) {case 1: continue;}", [ParserErrorCode.CONTINUE_WITHOUT_LABEL_IN_CASE]);
   }
+
   void test_continueWithoutLabelInCase_noError() {
     ParserTestCase.parse5("parseSwitchStatement", "switch (x) {case 1: continue a;}", []);
   }
+
   void test_continueWithoutLabelInCase_noError_switchInLoop() {
     ParserTestCase.parse5("parseWhileStatement", "while (a) { switch (b) {default: continue;}}", []);
   }
+
   void test_deprecatedClassTypeAlias() {
     ParserTestCase.parseCompilationUnit("typedef C = abstract S with M;", [ParserErrorCode.DEPRECATED_CLASS_TYPE_ALIAS]);
   }
+
   void test_deprecatedClassTypeAlias_withGeneric() {
     ParserTestCase.parseCompilationUnit("typedef C<T> = abstract S<T> with M;", [ParserErrorCode.DEPRECATED_CLASS_TYPE_ALIAS]);
   }
+
   void test_directiveAfterDeclaration_classBeforeDirective() {
     CompilationUnit unit = ParserTestCase.parseCompilationUnit("class Foo{} library l;", [ParserErrorCode.DIRECTIVE_AFTER_DECLARATION]);
     JUnitTestCase.assertNotNull(unit);
   }
+
   void test_directiveAfterDeclaration_classBetweenDirectives() {
     CompilationUnit unit = ParserTestCase.parseCompilationUnit("library l;\nclass Foo{}\npart 'a.dart';", [ParserErrorCode.DIRECTIVE_AFTER_DECLARATION]);
     JUnitTestCase.assertNotNull(unit);
   }
+
   void test_duplicatedModifier_const() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "const const m;", [ParserErrorCode.DUPLICATED_MODIFIER]);
   }
+
   void test_duplicatedModifier_external() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "external external f();", [ParserErrorCode.DUPLICATED_MODIFIER]);
   }
+
   void test_duplicatedModifier_factory() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "factory factory C() {}", [ParserErrorCode.DUPLICATED_MODIFIER]);
   }
+
   void test_duplicatedModifier_final() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "final final m;", [ParserErrorCode.DUPLICATED_MODIFIER]);
   }
+
   void test_duplicatedModifier_static() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "static static var m;", [ParserErrorCode.DUPLICATED_MODIFIER]);
   }
+
   void test_duplicatedModifier_var() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "var var m;", [ParserErrorCode.DUPLICATED_MODIFIER]);
   }
+
   void test_duplicateLabelInSwitchStatement() {
     ParserTestCase.parse5("parseSwitchStatement", "switch (e) {l1: case 0: break; l1: case 1: break;}", [ParserErrorCode.DUPLICATE_LABEL_IN_SWITCH_STATEMENT]);
   }
+
   void test_equalityCannotBeEqualityOperand_eq_eq() {
     ParserTestCase.parseExpression("1 == 2 == 3", [ParserErrorCode.EQUALITY_CANNOT_BE_EQUALITY_OPERAND]);
   }
+
   void test_equalityCannotBeEqualityOperand_eq_neq() {
     ParserTestCase.parseExpression("1 == 2 != 3", [ParserErrorCode.EQUALITY_CANNOT_BE_EQUALITY_OPERAND]);
   }
+
   void test_equalityCannotBeEqualityOperand_neq_eq() {
     ParserTestCase.parseExpression("1 != 2 == 3", [ParserErrorCode.EQUALITY_CANNOT_BE_EQUALITY_OPERAND]);
   }
+
   void test_expectedCaseOrDefault() {
     ParserTestCase.parse5("parseSwitchStatement", "switch (e) {break;}", [ParserErrorCode.EXPECTED_CASE_OR_DEFAULT]);
   }
+
   void test_expectedClassMember_inClass_afterType() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "heart 2 heart", [ParserErrorCode.EXPECTED_CLASS_MEMBER]);
   }
+
   void test_expectedClassMember_inClass_beforeType() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "4 score", [ParserErrorCode.EXPECTED_CLASS_MEMBER]);
   }
+
   void test_expectedExecutable_inClass_afterVoid() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "void 2 void", [ParserErrorCode.EXPECTED_EXECUTABLE]);
   }
+
   void test_expectedExecutable_topLevel_afterType() {
     ParserTestCase.parse4("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "heart 2 heart", [ParserErrorCode.EXPECTED_EXECUTABLE]);
   }
+
   void test_expectedExecutable_topLevel_afterVoid() {
     ParserTestCase.parse4("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "void 2 void", [ParserErrorCode.EXPECTED_EXECUTABLE]);
   }
+
   void test_expectedExecutable_topLevel_beforeType() {
     ParserTestCase.parse4("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "4 score", [ParserErrorCode.EXPECTED_EXECUTABLE]);
   }
+
   void test_expectedInterpolationIdentifier() {
     ParserTestCase.parse5("parseStringLiteral", "'\$x\$'", [ParserErrorCode.MISSING_IDENTIFIER]);
   }
+
   void test_expectedStringLiteral() {
     StringLiteral expression = ParserTestCase.parse5("parseStringLiteral", "1", [ParserErrorCode.EXPECTED_STRING_LITERAL]);
     JUnitTestCase.assertTrue(expression.isSynthetic);
   }
+
   void test_expectedToken_commaMissingInArgumentList() {
     ParserTestCase.parse5("parseArgumentList", "(x, y z)", [ParserErrorCode.EXPECTED_TOKEN]);
   }
+
   void test_expectedToken_parseStatement_afterVoid() {
     ParserTestCase.parseStatement("void}", [
         ParserErrorCode.EXPECTED_TOKEN,
         ParserErrorCode.MISSING_IDENTIFIER]);
   }
+
   void test_expectedToken_semicolonAfterClass() {
     Token token = TokenFactory.token(Keyword.CLASS);
     ParserTestCase.parse4("parseClassTypeAlias", <Object> [emptyCommentAndMetadata(), token], "A = B", [ParserErrorCode.EXPECTED_TOKEN]);
   }
+
   void test_expectedToken_semicolonMissingAfterExpression() {
     ParserTestCase.parseStatement("x", [ParserErrorCode.EXPECTED_TOKEN]);
   }
+
   void test_expectedToken_whileMissingInDoStatement() {
     ParserTestCase.parseStatement("do {} (x);", [ParserErrorCode.EXPECTED_TOKEN]);
   }
+
   void test_expectedTypeName_is() {
     ParserTestCase.parseExpression("x is", [ParserErrorCode.EXPECTED_TYPE_NAME]);
   }
+
   void test_exportDirectiveAfterPartDirective() {
     ParserTestCase.parseCompilationUnit("part 'a.dart'; export 'b.dart';", [ParserErrorCode.EXPORT_DIRECTIVE_AFTER_PART_DIRECTIVE]);
   }
+
   void test_externalAfterConst() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "const external C();", [ParserErrorCode.EXTERNAL_AFTER_CONST]);
   }
+
   void test_externalAfterFactory() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "factory external C();", [ParserErrorCode.EXTERNAL_AFTER_FACTORY]);
   }
+
   void test_externalAfterStatic() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "static external int m();", [ParserErrorCode.EXTERNAL_AFTER_STATIC]);
   }
+
   void test_externalClass() {
     ParserTestCase.parseCompilationUnit("external class C {}", [ParserErrorCode.EXTERNAL_CLASS]);
   }
+
   void test_externalConstructorWithBody_factory() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "external factory C() {}", [ParserErrorCode.EXTERNAL_CONSTRUCTOR_WITH_BODY]);
   }
+
   void test_externalConstructorWithBody_named() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "external C.c() {}", [ParserErrorCode.EXTERNAL_CONSTRUCTOR_WITH_BODY]);
   }
+
   void test_externalField_const() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "external const A f;", [ParserErrorCode.EXTERNAL_FIELD]);
   }
+
   void test_externalField_final() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "external final A f;", [ParserErrorCode.EXTERNAL_FIELD]);
   }
+
   void test_externalField_static() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "external static A f;", [ParserErrorCode.EXTERNAL_FIELD]);
   }
+
   void test_externalField_typed() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "external A f;", [ParserErrorCode.EXTERNAL_FIELD]);
   }
+
   void test_externalField_untyped() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "external var f;", [ParserErrorCode.EXTERNAL_FIELD]);
   }
+
   void test_externalGetterWithBody() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "external int get x {}", [ParserErrorCode.EXTERNAL_GETTER_WITH_BODY]);
   }
+
   void test_externalMethodWithBody() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "external m() {}", [ParserErrorCode.EXTERNAL_METHOD_WITH_BODY]);
   }
+
   void test_externalOperatorWithBody() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "external operator +(int value) {}", [ParserErrorCode.EXTERNAL_OPERATOR_WITH_BODY]);
   }
+
   void test_externalSetterWithBody() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "external set x(int value) {}", [ParserErrorCode.EXTERNAL_SETTER_WITH_BODY]);
   }
+
   void test_externalTypedef() {
     ParserTestCase.parseCompilationUnit("external typedef F();", [ParserErrorCode.EXTERNAL_TYPEDEF]);
   }
+
   void test_factoryTopLevelDeclaration_class() {
     ParserTestCase.parseCompilationUnit("factory class C {}", [ParserErrorCode.FACTORY_TOP_LEVEL_DECLARATION]);
   }
+
   void test_factoryTopLevelDeclaration_typedef() {
     ParserTestCase.parseCompilationUnit("factory typedef F();", [ParserErrorCode.FACTORY_TOP_LEVEL_DECLARATION]);
   }
+
   void test_factoryWithoutBody() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "factory C();", [ParserErrorCode.FACTORY_WITHOUT_BODY]);
   }
+
   void test_fieldInitializerOutsideConstructor() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "void m(this.x);", [ParserErrorCode.FIELD_INITIALIZER_OUTSIDE_CONSTRUCTOR]);
   }
+
   void test_finalAndVar() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "final var x;", [ParserErrorCode.FINAL_AND_VAR]);
   }
+
   void test_finalClass() {
     ParserTestCase.parseCompilationUnit("final class C {}", [ParserErrorCode.FINAL_CLASS]);
   }
+
   void test_finalConstructor() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "final C() {}", [ParserErrorCode.FINAL_CONSTRUCTOR]);
   }
+
   void test_finalMethod() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "final int m() {}", [ParserErrorCode.FINAL_METHOD]);
   }
+
   void test_finalTypedef() {
     ParserTestCase.parseCompilationUnit("final typedef F();", [ParserErrorCode.FINAL_TYPEDEF]);
   }
+
   void test_functionTypedParameter_const() {
     ParserTestCase.parseCompilationUnit("void f(const x()) {}", [ParserErrorCode.FUNCTION_TYPED_PARAMETER_VAR]);
   }
+
   void test_functionTypedParameter_final() {
     ParserTestCase.parseCompilationUnit("void f(final x()) {}", [ParserErrorCode.FUNCTION_TYPED_PARAMETER_VAR]);
   }
+
   void test_functionTypedParameter_var() {
     ParserTestCase.parseCompilationUnit("void f(var x()) {}", [ParserErrorCode.FUNCTION_TYPED_PARAMETER_VAR]);
   }
+
   void test_getterInFunction_block() {
     ParserTestCase.parseStatement("get x { return _x; }", [ParserErrorCode.GETTER_IN_FUNCTION]);
   }
+
   void test_getterInFunction_expression() {
     ParserTestCase.parseStatement("get x => _x;", [ParserErrorCode.GETTER_IN_FUNCTION]);
   }
+
   void test_getterWithParameters() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "int get x() {}", [ParserErrorCode.GETTER_WITH_PARAMETERS]);
   }
+
   void test_illegalAssignmentToNonAssignable_superAssigned() {
     ParserTestCase.parseExpression("super = x;", [
         ParserErrorCode.MISSING_ASSIGNABLE_SELECTOR,
         ParserErrorCode.ILLEGAL_ASSIGNMENT_TO_NON_ASSIGNABLE]);
   }
+
   void test_implementsBeforeExtends() {
     ParserTestCase.parseCompilationUnit("class A implements B extends C {}", [ParserErrorCode.IMPLEMENTS_BEFORE_EXTENDS]);
   }
+
   void test_implementsBeforeWith() {
     ParserTestCase.parseCompilationUnit("class A extends B implements C with D {}", [ParserErrorCode.IMPLEMENTS_BEFORE_WITH]);
   }
+
   void test_importDirectiveAfterPartDirective() {
     ParserTestCase.parseCompilationUnit("part 'a.dart'; import 'b.dart';", [ParserErrorCode.IMPORT_DIRECTIVE_AFTER_PART_DIRECTIVE]);
   }
+
   void test_initializedVariableInForEach() {
     ParserTestCase.parse5("parseForStatement", "for (int a = 0 in foo) {}", [ParserErrorCode.INITIALIZED_VARIABLE_IN_FOR_EACH]);
   }
+
   void test_invalidCodePoint() {
     ParserTestCase.parse5("parseStringLiteral", "'\\uD900'", [ParserErrorCode.INVALID_CODE_POINT]);
   }
+
   void test_invalidHexEscape_invalidDigit() {
     ParserTestCase.parse5("parseStringLiteral", "'\\x0 a'", [ParserErrorCode.INVALID_HEX_ESCAPE]);
   }
+
   void test_invalidHexEscape_tooFewDigits() {
     ParserTestCase.parse5("parseStringLiteral", "'\\x0'", [ParserErrorCode.INVALID_HEX_ESCAPE]);
   }
+
   void test_invalidInterpolationIdentifier_startWithDigit() {
     ParserTestCase.parse5("parseStringLiteral", "'\$1'", [ParserErrorCode.MISSING_IDENTIFIER]);
   }
+
   void test_invalidOperator() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "void operator ===(x) {}", [ParserErrorCode.INVALID_OPERATOR]);
   }
+
   void test_invalidOperatorForSuper() {
     ParserTestCase.parse5("parseUnaryExpression", "++super", [ParserErrorCode.INVALID_OPERATOR_FOR_SUPER]);
   }
+
   void test_invalidUnicodeEscape_incomplete_noDigits() {
     ParserTestCase.parse5("parseStringLiteral", "'\\u{'", [ParserErrorCode.INVALID_UNICODE_ESCAPE]);
   }
+
   void test_invalidUnicodeEscape_incomplete_someDigits() {
     ParserTestCase.parse5("parseStringLiteral", "'\\u{0A'", [ParserErrorCode.INVALID_UNICODE_ESCAPE]);
   }
+
   void test_invalidUnicodeEscape_invalidDigit() {
     ParserTestCase.parse5("parseStringLiteral", "'\\u0 a'", [ParserErrorCode.INVALID_UNICODE_ESCAPE]);
   }
+
   void test_invalidUnicodeEscape_tooFewDigits_fixed() {
     ParserTestCase.parse5("parseStringLiteral", "'\\u04'", [ParserErrorCode.INVALID_UNICODE_ESCAPE]);
   }
+
   void test_invalidUnicodeEscape_tooFewDigits_variable() {
     ParserTestCase.parse5("parseStringLiteral", "'\\u{}'", [ParserErrorCode.INVALID_UNICODE_ESCAPE]);
   }
+
   void test_invalidUnicodeEscape_tooManyDigits_variable() {
     ParserTestCase.parse5("parseStringLiteral", "'\\u{12345678}'", [
         ParserErrorCode.INVALID_UNICODE_ESCAPE,
         ParserErrorCode.INVALID_CODE_POINT]);
   }
+
   void test_libraryDirectiveNotFirst() {
     ParserTestCase.parseCompilationUnit("import 'x.dart'; library l;", [ParserErrorCode.LIBRARY_DIRECTIVE_NOT_FIRST]);
   }
+
   void test_libraryDirectiveNotFirst_afterPart() {
     CompilationUnit unit = ParserTestCase.parseCompilationUnit("part 'a.dart';\nlibrary l;", [ParserErrorCode.LIBRARY_DIRECTIVE_NOT_FIRST]);
     JUnitTestCase.assertNotNull(unit);
   }
+
   void test_localFunctionDeclarationModifier_abstract() {
     ParserTestCase.parseStatement("abstract f() {}", [ParserErrorCode.LOCAL_FUNCTION_DECLARATION_MODIFIER]);
   }
+
   void test_localFunctionDeclarationModifier_external() {
     ParserTestCase.parseStatement("external f() {}", [ParserErrorCode.LOCAL_FUNCTION_DECLARATION_MODIFIER]);
   }
+
   void test_localFunctionDeclarationModifier_factory() {
     ParserTestCase.parseStatement("factory f() {}", [ParserErrorCode.LOCAL_FUNCTION_DECLARATION_MODIFIER]);
   }
+
   void test_localFunctionDeclarationModifier_static() {
     ParserTestCase.parseStatement("static f() {}", [ParserErrorCode.LOCAL_FUNCTION_DECLARATION_MODIFIER]);
   }
+
   void test_missingAssignableSelector_identifiersAssigned() {
     ParserTestCase.parseExpression("x.y = y;", []);
   }
+
   void test_missingAssignableSelector_postfix_minusMinus_literal() {
     ParserTestCase.parseExpression("0--", [ParserErrorCode.MISSING_ASSIGNABLE_SELECTOR]);
   }
+
   void test_missingAssignableSelector_postfix_plusPlus_literal() {
     ParserTestCase.parseExpression("0++", [ParserErrorCode.MISSING_ASSIGNABLE_SELECTOR]);
   }
+
   void test_missingAssignableSelector_prefix_minusMinus_literal() {
     ParserTestCase.parseExpression("--0", [ParserErrorCode.MISSING_ASSIGNABLE_SELECTOR]);
   }
+
   void test_missingAssignableSelector_prefix_plusPlus_literal() {
     ParserTestCase.parseExpression("++0", [ParserErrorCode.MISSING_ASSIGNABLE_SELECTOR]);
   }
+
   void test_missingAssignableSelector_primarySelectorPostfix() {
     ParserTestCase.parseExpression("x(y)(z)++", [ParserErrorCode.MISSING_ASSIGNABLE_SELECTOR]);
   }
+
   void test_missingAssignableSelector_selector() {
     ParserTestCase.parseExpression("x(y)(z).a++", []);
   }
+
   void test_missingAssignableSelector_superPrimaryExpression() {
     SuperExpression expression = ParserTestCase.parse5("parsePrimaryExpression", "super", [ParserErrorCode.MISSING_ASSIGNABLE_SELECTOR]);
     JUnitTestCase.assertNotNull(expression.keyword);
   }
+
   void test_missingAssignableSelector_superPropertyAccessAssigned() {
     ParserTestCase.parseExpression("super.x = x;", []);
   }
+
   void test_missingCatchOrFinally() {
     TryStatement statement = ParserTestCase.parse5("parseTryStatement", "try {}", [ParserErrorCode.MISSING_CATCH_OR_FINALLY]);
     JUnitTestCase.assertNotNull(statement);
   }
+
   void test_missingClassBody() {
     ParserTestCase.parseCompilationUnit("class A class B {}", [ParserErrorCode.MISSING_CLASS_BODY]);
   }
+
   void test_missingConstFinalVarOrType_static() {
     ParserTestCase.parseCompilationUnit("class A { static f; }", [ParserErrorCode.MISSING_CONST_FINAL_VAR_OR_TYPE]);
   }
+
   void test_missingConstFinalVarOrType_topLevel() {
     ParserTestCase.parse4("parseFinalConstVarOrType", <Object> [false], "a;", [ParserErrorCode.MISSING_CONST_FINAL_VAR_OR_TYPE]);
   }
+
   void test_missingExpressionInThrow_withCascade() {
     ParserTestCase.parse5("parseThrowExpression", "throw;", [ParserErrorCode.MISSING_EXPRESSION_IN_THROW]);
   }
+
   void test_missingExpressionInThrow_withoutCascade() {
     ParserTestCase.parse5("parseThrowExpressionWithoutCascade", "throw;", [ParserErrorCode.MISSING_EXPRESSION_IN_THROW]);
   }
+
   void test_missingFunctionBody_emptyNotAllowed() {
     ParserTestCase.parse4("parseFunctionBody", <Object> [false, ParserErrorCode.MISSING_FUNCTION_BODY, false], ";", [ParserErrorCode.MISSING_FUNCTION_BODY]);
   }
+
   void test_missingFunctionBody_invalid() {
     ParserTestCase.parse4("parseFunctionBody", <Object> [false, ParserErrorCode.MISSING_FUNCTION_BODY, false], "return 0;", [ParserErrorCode.MISSING_FUNCTION_BODY]);
   }
+
   void test_missingFunctionParameters_local_void_block() {
     ParserTestCase.parseStatement("void f { return x;}", [ParserErrorCode.MISSING_FUNCTION_PARAMETERS]);
   }
+
   void test_missingFunctionParameters_local_void_expression() {
     ParserTestCase.parseStatement("void f => x;", [ParserErrorCode.MISSING_FUNCTION_PARAMETERS]);
   }
+
   void test_missingFunctionParameters_topLevel_nonVoid_block() {
     ParserTestCase.parseCompilationUnit("int f { return x;}", [ParserErrorCode.MISSING_FUNCTION_PARAMETERS]);
   }
+
   void test_missingFunctionParameters_topLevel_nonVoid_expression() {
     ParserTestCase.parseCompilationUnit("int f => x;", [ParserErrorCode.MISSING_FUNCTION_PARAMETERS]);
   }
+
   void test_missingFunctionParameters_topLevel_void_block() {
     ParserTestCase.parseCompilationUnit("void f { return x;}", [ParserErrorCode.MISSING_FUNCTION_PARAMETERS]);
   }
+
   void test_missingFunctionParameters_topLevel_void_expression() {
     ParserTestCase.parseCompilationUnit("void f => x;", [ParserErrorCode.MISSING_FUNCTION_PARAMETERS]);
   }
+
   void test_missingIdentifier_afterOperator() {
     ParserTestCase.parse5("parseMultiplicativeExpression", "1 *", [ParserErrorCode.MISSING_IDENTIFIER]);
   }
+
   void test_missingIdentifier_beforeClosingCurly() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "int}", [
         ParserErrorCode.MISSING_IDENTIFIER,
         ParserErrorCode.EXPECTED_TOKEN]);
   }
+
   void test_missingIdentifier_functionDeclaration_returnTypeWithoutName() {
     ParserTestCase.parse5("parseFunctionDeclarationStatement", "A<T> () {}", [ParserErrorCode.MISSING_IDENTIFIER]);
   }
+
   void test_missingIdentifier_inSymbol_afterPeriod() {
     ParserTestCase.parse5("parseSymbolLiteral", "#a.", [ParserErrorCode.MISSING_IDENTIFIER]);
   }
+
   void test_missingIdentifier_inSymbol_first() {
     ParserTestCase.parse5("parseSymbolLiteral", "#", [ParserErrorCode.MISSING_IDENTIFIER]);
   }
+
   void test_missingIdentifier_number() {
     SimpleIdentifier expression = ParserTestCase.parse5("parseSimpleIdentifier", "1", [ParserErrorCode.MISSING_IDENTIFIER]);
     JUnitTestCase.assertTrue(expression.isSynthetic);
   }
+
   void test_missingKeywordOperator() {
     ParserTestCase.parse4("parseOperator", <Object> [emptyCommentAndMetadata(), null, null], "+(x) {}", [ParserErrorCode.MISSING_KEYWORD_OPERATOR]);
   }
+
   void test_missingKeywordOperator_parseClassMember() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "+() {}", [ParserErrorCode.MISSING_KEYWORD_OPERATOR]);
   }
+
   void test_missingKeywordOperator_parseClassMember_afterTypeName() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "int +() {}", [ParserErrorCode.MISSING_KEYWORD_OPERATOR]);
   }
+
   void test_missingKeywordOperator_parseClassMember_afterVoid() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "void +() {}", [ParserErrorCode.MISSING_KEYWORD_OPERATOR]);
   }
+
   void test_missingNameInLibraryDirective() {
     CompilationUnit unit = ParserTestCase.parseCompilationUnit("library;", [ParserErrorCode.MISSING_NAME_IN_LIBRARY_DIRECTIVE]);
     JUnitTestCase.assertNotNull(unit);
   }
+
   void test_missingNameInPartOfDirective() {
     CompilationUnit unit = ParserTestCase.parseCompilationUnit("part of;", [ParserErrorCode.MISSING_NAME_IN_PART_OF_DIRECTIVE]);
     JUnitTestCase.assertNotNull(unit);
   }
+
   void test_missingStatement() {
     ParserTestCase.parseStatement("is", [ParserErrorCode.MISSING_STATEMENT]);
   }
+
   void test_missingStatement_afterVoid() {
     ParserTestCase.parseStatement("void;", [ParserErrorCode.MISSING_STATEMENT]);
   }
+
   void test_missingTerminatorForParameterGroup_named() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, {b: 0)", [ParserErrorCode.MISSING_TERMINATOR_FOR_PARAMETER_GROUP]);
   }
+
   void test_missingTerminatorForParameterGroup_optional() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, [b = 0)", [ParserErrorCode.MISSING_TERMINATOR_FOR_PARAMETER_GROUP]);
   }
+
   void test_missingTypedefParameters_nonVoid() {
     ParserTestCase.parseCompilationUnit("typedef int F;", [ParserErrorCode.MISSING_TYPEDEF_PARAMETERS]);
   }
+
   void test_missingTypedefParameters_typeParameters() {
     ParserTestCase.parseCompilationUnit("typedef F<E>;", [ParserErrorCode.MISSING_TYPEDEF_PARAMETERS]);
   }
+
   void test_missingTypedefParameters_void() {
     ParserTestCase.parseCompilationUnit("typedef void F;", [ParserErrorCode.MISSING_TYPEDEF_PARAMETERS]);
   }
+
   void test_missingVariableInForEach() {
     ParserTestCase.parse5("parseForStatement", "for (a < b in foo) {}", [ParserErrorCode.MISSING_VARIABLE_IN_FOR_EACH]);
   }
+
   void test_mixedParameterGroups_namedPositional() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, {b}, [c])", [ParserErrorCode.MIXED_PARAMETER_GROUPS]);
   }
+
   void test_mixedParameterGroups_positionalNamed() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, [b], {c})", [ParserErrorCode.MIXED_PARAMETER_GROUPS]);
   }
+
   void test_multipleExtendsClauses() {
     ParserTestCase.parseCompilationUnit("class A extends B extends C {}", [ParserErrorCode.MULTIPLE_EXTENDS_CLAUSES]);
   }
+
   void test_multipleImplementsClauses() {
     ParserTestCase.parseCompilationUnit("class A implements B implements C {}", [ParserErrorCode.MULTIPLE_IMPLEMENTS_CLAUSES]);
   }
+
   void test_multipleLibraryDirectives() {
     ParserTestCase.parseCompilationUnit("library l; library m;", [ParserErrorCode.MULTIPLE_LIBRARY_DIRECTIVES]);
   }
+
   void test_multipleNamedParameterGroups() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, {b}, {c})", [ParserErrorCode.MULTIPLE_NAMED_PARAMETER_GROUPS]);
   }
+
   void test_multiplePartOfDirectives() {
     ParserTestCase.parseCompilationUnit("part of l; part of m;", [ParserErrorCode.MULTIPLE_PART_OF_DIRECTIVES]);
   }
+
   void test_multiplePositionalParameterGroups() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, [b], [c])", [ParserErrorCode.MULTIPLE_POSITIONAL_PARAMETER_GROUPS]);
   }
+
   void test_multipleVariablesInForEach() {
     ParserTestCase.parse5("parseForStatement", "for (int a, b in foo) {}", [ParserErrorCode.MULTIPLE_VARIABLES_IN_FOR_EACH]);
   }
+
   void test_multipleWithClauses() {
     ParserTestCase.parseCompilationUnit("class A extends B with C with D {}", [ParserErrorCode.MULTIPLE_WITH_CLAUSES]);
   }
+
   void test_namedParameterOutsideGroup() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, b : 0)", [ParserErrorCode.NAMED_PARAMETER_OUTSIDE_GROUP]);
   }
+
   void test_nonConstructorFactory_field() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "factory int x;", [ParserErrorCode.NON_CONSTRUCTOR_FACTORY]);
   }
+
   void test_nonConstructorFactory_method() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "factory int m() {}", [ParserErrorCode.NON_CONSTRUCTOR_FACTORY]);
   }
+
   void test_nonIdentifierLibraryName_library() {
     CompilationUnit unit = ParserTestCase.parseCompilationUnit("library 'lib';", [ParserErrorCode.NON_IDENTIFIER_LIBRARY_NAME]);
     JUnitTestCase.assertNotNull(unit);
   }
+
   void test_nonIdentifierLibraryName_partOf() {
     CompilationUnit unit = ParserTestCase.parseCompilationUnit("part of 'lib';", [ParserErrorCode.NON_IDENTIFIER_LIBRARY_NAME]);
     JUnitTestCase.assertNotNull(unit);
   }
+
   void test_nonPartOfDirectiveInPart_after() {
     ParserTestCase.parseCompilationUnit("part of l; part 'f.dart';", [ParserErrorCode.NON_PART_OF_DIRECTIVE_IN_PART]);
   }
+
   void test_nonPartOfDirectiveInPart_before() {
     ParserTestCase.parseCompilationUnit("part 'f.dart'; part of m;", [ParserErrorCode.NON_PART_OF_DIRECTIVE_IN_PART]);
   }
+
   void test_nonUserDefinableOperator() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "operator +=(int x) => x + 1;", [ParserErrorCode.NON_USER_DEFINABLE_OPERATOR]);
   }
+
   void test_optionalAfterNormalParameters_named() {
     ParserTestCase.parseCompilationUnit("f({a}, b) {}", [ParserErrorCode.NORMAL_BEFORE_OPTIONAL_PARAMETERS]);
   }
+
   void test_optionalAfterNormalParameters_positional() {
     ParserTestCase.parseCompilationUnit("f([a], b) {}", [ParserErrorCode.NORMAL_BEFORE_OPTIONAL_PARAMETERS]);
   }
+
   void test_parseCascadeSection_missingIdentifier() {
     MethodInvocation methodInvocation = ParserTestCase.parse5("parseCascadeSection", "..()", [ParserErrorCode.MISSING_IDENTIFIER]);
     JUnitTestCase.assertNull(methodInvocation.target);
     JUnitTestCase.assertEquals("", methodInvocation.methodName.name);
     EngineTestCase.assertSize(0, methodInvocation.argumentList.arguments);
   }
+
   void test_positionalAfterNamedArgument() {
     ParserTestCase.parse5("parseArgumentList", "(x: 1, 2)", [ParserErrorCode.POSITIONAL_AFTER_NAMED_ARGUMENT]);
   }
+
   void test_positionalParameterOutsideGroup() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, b = 0)", [ParserErrorCode.POSITIONAL_PARAMETER_OUTSIDE_GROUP]);
   }
+
   void test_redirectionInNonFactoryConstructor() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "C() = D;", [ParserErrorCode.REDIRECTION_IN_NON_FACTORY_CONSTRUCTOR]);
   }
+
   void test_setterInFunction_block() {
     ParserTestCase.parseStatement("set x(v) {_x = v;}", [ParserErrorCode.SETTER_IN_FUNCTION]);
   }
+
   void test_setterInFunction_expression() {
     ParserTestCase.parseStatement("set x(v) => _x = v;", [ParserErrorCode.SETTER_IN_FUNCTION]);
   }
+
   void test_staticAfterConst() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "final static int f;", [ParserErrorCode.STATIC_AFTER_FINAL]);
   }
+
   void test_staticAfterFinal() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "const static int f;", [ParserErrorCode.STATIC_AFTER_CONST]);
   }
+
   void test_staticAfterVar() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "var static f;", [ParserErrorCode.STATIC_AFTER_VAR]);
   }
+
   void test_staticConstructor() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "static C.m() {}", [ParserErrorCode.STATIC_CONSTRUCTOR]);
   }
+
   void test_staticGetterWithoutBody() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "static get m;", [ParserErrorCode.STATIC_GETTER_WITHOUT_BODY]);
   }
+
   void test_staticOperator_noReturnType() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "static operator +(int x) => x + 1;", [ParserErrorCode.STATIC_OPERATOR]);
   }
+
   void test_staticOperator_returnType() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "static int operator +(int x) => x + 1;", [ParserErrorCode.STATIC_OPERATOR]);
   }
+
   void test_staticSetterWithoutBody() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "static set m(x);", [ParserErrorCode.STATIC_SETTER_WITHOUT_BODY]);
   }
+
   void test_staticTopLevelDeclaration_class() {
     ParserTestCase.parseCompilationUnit("static class C {}", [ParserErrorCode.STATIC_TOP_LEVEL_DECLARATION]);
   }
+
   void test_staticTopLevelDeclaration_function() {
     ParserTestCase.parseCompilationUnit("static f() {}", [ParserErrorCode.STATIC_TOP_LEVEL_DECLARATION]);
   }
+
   void test_staticTopLevelDeclaration_typedef() {
     ParserTestCase.parseCompilationUnit("static typedef F();", [ParserErrorCode.STATIC_TOP_LEVEL_DECLARATION]);
   }
+
   void test_staticTopLevelDeclaration_variable() {
     ParserTestCase.parseCompilationUnit("static var x;", [ParserErrorCode.STATIC_TOP_LEVEL_DECLARATION]);
   }
+
   void test_switchHasCaseAfterDefaultCase() {
     ParserTestCase.parse5("parseSwitchStatement", "switch (a) {default: return 0; case 1: return 1;}", [ParserErrorCode.SWITCH_HAS_CASE_AFTER_DEFAULT_CASE]);
   }
+
   void test_switchHasCaseAfterDefaultCase_repeated() {
     ParserTestCase.parse5("parseSwitchStatement", "switch (a) {default: return 0; case 1: return 1; case 2: return 2;}", [
         ParserErrorCode.SWITCH_HAS_CASE_AFTER_DEFAULT_CASE,
         ParserErrorCode.SWITCH_HAS_CASE_AFTER_DEFAULT_CASE]);
   }
+
   void test_switchHasMultipleDefaultCases() {
     ParserTestCase.parse5("parseSwitchStatement", "switch (a) {default: return 0; default: return 1;}", [ParserErrorCode.SWITCH_HAS_MULTIPLE_DEFAULT_CASES]);
   }
+
   void test_switchHasMultipleDefaultCases_repeated() {
     ParserTestCase.parse5("parseSwitchStatement", "switch (a) {default: return 0; default: return 1; default: return 2;}", [
         ParserErrorCode.SWITCH_HAS_MULTIPLE_DEFAULT_CASES,
         ParserErrorCode.SWITCH_HAS_MULTIPLE_DEFAULT_CASES]);
   }
+
   void test_topLevelOperator_withoutType() {
     ParserTestCase.parse4("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "operator +(bool x, bool y) => x | y;", [ParserErrorCode.TOP_LEVEL_OPERATOR]);
   }
+
   void test_topLevelOperator_withType() {
     ParserTestCase.parse4("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "bool operator +(bool x, bool y) => x | y;", [ParserErrorCode.TOP_LEVEL_OPERATOR]);
   }
+
   void test_topLevelOperator_withVoid() {
     ParserTestCase.parse4("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "void operator +(bool x, bool y) => x | y;", [ParserErrorCode.TOP_LEVEL_OPERATOR]);
   }
+
   void test_unexpectedTerminatorForParameterGroup_named() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, b})", [ParserErrorCode.UNEXPECTED_TERMINATOR_FOR_PARAMETER_GROUP]);
   }
+
   void test_unexpectedTerminatorForParameterGroup_optional() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, b])", [ParserErrorCode.UNEXPECTED_TERMINATOR_FOR_PARAMETER_GROUP]);
   }
+
   void test_unexpectedToken_semicolonBetweenClassMembers() {
     ParserTestCase.parse4("parseClassDeclaration", <Object> [emptyCommentAndMetadata(), null], "class C { int x; ; int y;}", [ParserErrorCode.UNEXPECTED_TOKEN]);
   }
+
   void test_unexpectedToken_semicolonBetweenCompilationUnitMembers() {
     ParserTestCase.parseCompilationUnit("int x; ; int y;", [ParserErrorCode.UNEXPECTED_TOKEN]);
   }
+
   void test_useOfUnaryPlusOperator() {
     SimpleIdentifier expression = ParserTestCase.parse5("parseUnaryExpression", "+x", [ParserErrorCode.MISSING_IDENTIFIER]);
     EngineTestCase.assertInstanceOf(SimpleIdentifier, expression);
     JUnitTestCase.assertTrue(expression.isSynthetic);
   }
+
   void test_varAndType_field() {
     ParserTestCase.parseCompilationUnit("class C { var int x; }", [ParserErrorCode.VAR_AND_TYPE]);
   }
+
   void test_varAndType_topLevelVariable() {
     ParserTestCase.parseCompilationUnit("var int x;", [ParserErrorCode.VAR_AND_TYPE]);
   }
+
   void test_varAsTypeName_as() {
     ParserTestCase.parseExpression("x as var", [ParserErrorCode.VAR_AS_TYPE_NAME]);
   }
+
   void test_varClass() {
     ParserTestCase.parseCompilationUnit("var class C {}", [ParserErrorCode.VAR_CLASS]);
   }
+
   void test_varReturnType() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "var m() {}", [ParserErrorCode.VAR_RETURN_TYPE]);
   }
+
   void test_varTypedef() {
     ParserTestCase.parseCompilationUnit("var typedef F();", [ParserErrorCode.VAR_TYPEDEF]);
   }
+
   void test_voidParameter() {
     ParserTestCase.parse5("parseNormalFormalParameter", "void a)", [ParserErrorCode.VOID_PARAMETER]);
   }
+
   void test_voidVariable_parseClassMember_initializer() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "void x = 0;", [ParserErrorCode.VOID_VARIABLE]);
   }
+
   void test_voidVariable_parseClassMember_noInitializer() {
     ParserTestCase.parse4("parseClassMember", <Object> ["C"], "void x;", [ParserErrorCode.VOID_VARIABLE]);
   }
+
   void test_voidVariable_parseCompilationUnit_initializer() {
     ParserTestCase.parseCompilationUnit("void x = 0;", [ParserErrorCode.VOID_VARIABLE]);
   }
+
   void test_voidVariable_parseCompilationUnit_noInitializer() {
     ParserTestCase.parseCompilationUnit("void x;", [ParserErrorCode.VOID_VARIABLE]);
   }
+
   void test_voidVariable_parseCompilationUnitMember_initializer() {
     ParserTestCase.parse4("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "void a = 0;", [ParserErrorCode.VOID_VARIABLE]);
   }
+
   void test_voidVariable_parseCompilationUnitMember_noInitializer() {
     ParserTestCase.parse4("parseCompilationUnitMember", <Object> [emptyCommentAndMetadata()], "void a;", [ParserErrorCode.VOID_VARIABLE]);
   }
+
   void test_voidVariable_statement_initializer() {
     ParserTestCase.parseStatement("void x = 0;", [
         ParserErrorCode.VOID_VARIABLE,
         ParserErrorCode.MISSING_CONST_FINAL_VAR_OR_TYPE]);
   }
+
   void test_voidVariable_statement_noInitializer() {
     ParserTestCase.parseStatement("void x;", [
         ParserErrorCode.VOID_VARIABLE,
         ParserErrorCode.MISSING_CONST_FINAL_VAR_OR_TYPE]);
   }
+
   void test_withBeforeExtends() {
     ParserTestCase.parseCompilationUnit("class A with B extends C {}", [ParserErrorCode.WITH_BEFORE_EXTENDS]);
   }
+
   void test_withWithoutExtends() {
     ParserTestCase.parse4("parseClassDeclaration", <Object> [emptyCommentAndMetadata(), null], "class A with B, C {}", [ParserErrorCode.WITH_WITHOUT_EXTENDS]);
   }
+
   void test_wrongSeparatorForNamedParameter() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, {b = 0})", [ParserErrorCode.WRONG_SEPARATOR_FOR_NAMED_PARAMETER]);
   }
+
   void test_wrongSeparatorForPositionalParameter() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, [b : 0])", [ParserErrorCode.WRONG_SEPARATOR_FOR_POSITIONAL_PARAMETER]);
   }
+
   void test_wrongTerminatorForParameterGroup_named() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, {b, c])", [ParserErrorCode.WRONG_TERMINATOR_FOR_PARAMETER_GROUP]);
   }
+
   void test_wrongTerminatorForParameterGroup_optional() {
     ParserTestCase.parse5("parseFormalParameterList", "(a, [b, c})", [ParserErrorCode.WRONG_TERMINATOR_FOR_PARAMETER_GROUP]);
   }
+
   static dartSuite() {
     _ut.group('ErrorParserTest', () {
       _ut.test('test_abstractClassMember_constructor', () {
         final __test = new ErrorParserTest();
         runJUnitTest(__test, __test.test_abstractClassMember_constructor);
       });
       _ut.test('test_abstractClassMember_field', () {
         final __test = new ErrorParserTest();
         runJUnitTest(__test, __test.test_abstractClassMember_field);
       });
@@ skipping 937 matching lines @@
         final __test = new ErrorParserTest();
         runJUnitTest(__test, __test.test_wrongTerminatorForParameterGroup_named);
       });
       _ut.test('test_wrongTerminatorForParameterGroup_optional', () {
         final __test = new ErrorParserTest();
         runJUnitTest(__test, __test.test_wrongTerminatorForParameterGroup_optional);
       });
     });
   }
 }
+
 main() {
   ComplexParserTest.dartSuite();
   ErrorParserTest.dartSuite();
   IncrementalParserTest.dartSuite();
   RecoveryParserTest.dartSuite();
   ResolutionCopierTest.dartSuite();
   SimpleParserTest.dartSuite();
 }
 Map<String, MethodTrampoline> _methodTable_Parser = <String, MethodTrampoline> {
   'parseCompilationUnit_1': new MethodTrampoline(1, (Parser target, arg0) => target.parseCompilationUnit(arg0)),
@@ skipping 138 matching lines @@
   'parseUnaryExpression_0': new MethodTrampoline(0, (Parser target) => target.parseUnaryExpression()),
   'parseVariableDeclaration_0': new MethodTrampoline(0, (Parser target) => target.parseVariableDeclaration()),
   'parseVariableDeclarationList_1': new MethodTrampoline(1, (Parser target, arg0) => target.parseVariableDeclarationList(arg0)),
   'parseVariableDeclarationList_3': new MethodTrampoline(3, (Parser target, arg0, arg1, arg2) => target.parseVariableDeclarationList2(arg0, arg1, arg2)),
   'parseVariableDeclarationStatement_1': new MethodTrampoline(1, (Parser target, arg0) => target.parseVariableDeclarationStatement(arg0)),
   'parseVariableDeclarationStatement_3': new MethodTrampoline(3, (Parser target, arg0, arg1, arg2) => target.parseVariableDeclarationStatement2(arg0, arg1, arg2)),
   'parseWhileStatement_0': new MethodTrampoline(0, (Parser target) => target.parseWhileStatement()),
   'peek_0': new MethodTrampoline(0, (Parser target) => target.peek()),
   'peek_1': new MethodTrampoline(1, (Parser target, arg0) => target.peek2(arg0)),
   'reportError_3': new MethodTrampoline(3, (Parser target, arg0, arg1, arg2) => target.reportError(arg0, arg1, arg2)),
-  'reportError_2': new MethodTrampoline(2, (Parser target, arg0, arg1) => target.reportError8(arg0, arg1)),
+  'reportError_2': new MethodTrampoline(2, (Parser target, arg0, arg1) => target.reportError9(arg0, arg1)),
   'scrapeTodoComment_1': new MethodTrampoline(1, (Parser target, arg0) => target.scrapeTodoComment(arg0)),
   'skipFinalConstVarOrType_1': new MethodTrampoline(1, (Parser target, arg0) => target.skipFinalConstVarOrType(arg0)),
   'skipFormalParameterList_1': new MethodTrampoline(1, (Parser target, arg0) => target.skipFormalParameterList(arg0)),
   'skipPastMatchingToken_1': new MethodTrampoline(1, (Parser target, arg0) => target.skipPastMatchingToken(arg0)),
   'skipPrefixedIdentifier_1': new MethodTrampoline(1, (Parser target, arg0) => target.skipPrefixedIdentifier(arg0)),
   'skipReturnType_1': new MethodTrampoline(1, (Parser target, arg0) => target.skipReturnType(arg0)),
   'skipSimpleIdentifier_1': new MethodTrampoline(1, (Parser target, arg0) => target.skipSimpleIdentifier(arg0)),
   'skipStringInterpolation_1': new MethodTrampoline(1, (Parser target, arg0) => target.skipStringInterpolation(arg0)),
   'skipStringLiteral_1': new MethodTrampoline(1, (Parser target, arg0) => target.skipStringLiteral(arg0)),
   'skipTypeArgumentList_1': new MethodTrampoline(1, (Parser target, arg0) => target.skipTypeArgumentList(arg0)),
@@ skipping 11 matching lines @@
   'validateModifiersForTopLevelFunction_1': new MethodTrampoline(1, (Parser target, arg0) => target.validateModifiersForTopLevelFunction(arg0)),
   'validateModifiersForTopLevelVariable_1': new MethodTrampoline(1, (Parser target, arg0) => target.validateModifiersForTopLevelVariable(arg0)),
   'validateModifiersForTypedef_1': new MethodTrampoline(1, (Parser target, arg0) => target.validateModifiersForTypedef(arg0)),};
 
 
 Object invokeParserMethodImpl(Parser parser, String methodName, List<Object> objects, Token tokenStream) {
   parser.currentToken = tokenStream;
   MethodTrampoline method = _methodTable_Parser['${methodName}_${objects.length}'];
   return method.invoke(parser, objects);
 }