Support for DartBlockBody, DartExpressionBody, DartOmit in java2dart.

pkg/analyzer/lib/src/generated/parser.dart

Index: pkg/analyzer/lib/src/generated/parser.dart
diff --git a/pkg/analyzer/lib/src/generated/parser.dart b/pkg/analyzer/lib/src/generated/parser.dart
index 3cbf5ac85ec2d77ead4ae7c4778698df9a1530ff..636071ba4b932065b77efdf34db925907bfdaa27 100644
--- a/pkg/analyzer/lib/src/generated/parser.dart
+++ b/pkg/analyzer/lib/src/generated/parser.dart
@@ -8538,1085 +8538,6 @@ class ResolutionCopier implements AstVisitor<bool> {
     return first.lexeme == second.lexeme;
   }
 }
-
-/**
- * Instances of the class {link ToFormattedSourceVisitor} write a source representation of a visited
- * AST node (and all of it's children) to a writer.
- */
-class ToFormattedSourceVisitor implements AstVisitor<Object> {
-  static String COMMENTS_KEY = "List of comments before statement";
-
-  /**
-   * The writer to which the source is to be written.
-   */
-  PrintWriter _writer;
-
-  int _indentLevel = 0;
-
-  String _indentString = "";
-
-  /**
-   * Initialize a newly created visitor to write source code representing the visited nodes to the
-   * given writer.
-   *
-   * @param writer the writer to which the source is to be written
-   */
-  ToFormattedSourceVisitor(PrintWriter writer) {
-    this._writer = writer;
-  }
-
-  Object visitAdjacentStrings(AdjacentStrings node) {
-    _visitNodeListWithSeparator(node.strings, " ");
-    return null;
-  }
-
-  Object visitAnnotation(Annotation node) {
-    _writer.print('@');
-    _visitNode(node.name);
-    _visitNodeWithPrefix(".", node.constructorName);
-    _visitNode(node.arguments);
-    return null;
-  }
-
-  Object visitArgumentDefinitionTest(ArgumentDefinitionTest node) {
-    _writer.print('?');
-    _visitNode(node.identifier);
-    return null;
-  }
-
-  Object visitArgumentList(ArgumentList node) {
-    _writer.print('(');
-    _visitNodeListWithSeparator(node.arguments, ", ");
-    _writer.print(')');
-    return null;
-  }
-
-  Object visitAsExpression(AsExpression node) {
-    _visitNode(node.expression);
-    _writer.print(" as ");
-    _visitNode(node.type);
-    return null;
-  }
-
-  Object visitAssertStatement(AssertStatement node) {
-    _writer.print("assert(");
-    _visitNode(node.condition);
-    _writer.print(");");
-    return null;
-  }
-
-  Object visitAssignmentExpression(AssignmentExpression node) {
-    _visitNode(node.leftHandSide);
-    _writer.print(' ');
-    _writer.print(node.operator.lexeme);
-    _writer.print(' ');
-    _visitNode(node.rightHandSide);
-    return null;
-  }
-
-  Object visitBinaryExpression(BinaryExpression node) {
-    _visitNode(node.leftOperand);
-    _writer.print(' ');
-    _writer.print(node.operator.lexeme);
-    _writer.print(' ');
-    _visitNode(node.rightOperand);
-    return null;
-  }
-
-  Object visitBlock(Block node) {
-    _writer.print('{');
-    {
-      _indentInc();
-      _visitNodeListWithSeparatorAndPrefix("\n", node.statements, "\n");
-      _indentDec();
-    }
-    _nl2();
-    _writer.print('}');
-    return null;
-  }
-
-  Object visitBlockFunctionBody(BlockFunctionBody node) {
-    _visitNode(node.block);
-    return null;
-  }
-
-  Object visitBooleanLiteral(BooleanLiteral node) {
-    _writer.print(node.literal.lexeme);
-    return null;
-  }
-
-  Object visitBreakStatement(BreakStatement node) {
-    _writer.print("break");
-    _visitNodeWithPrefix(" ", node.label);
-    _writer.print(";");
-    return null;
-  }
-
-  Object visitCascadeExpression(CascadeExpression node) {
-    _visitNode(node.target);
-    _visitNodeList(node.cascadeSections);
-    return null;
-  }
-
-  Object visitCatchClause(CatchClause node) {
-    _visitNodeWithPrefix("on ", node.exceptionType);
-    if (node.catchKeyword != null) {
-      if (node.exceptionType != null) {
-        _writer.print(' ');
-      }
-      _writer.print("catch (");
-      _visitNode(node.exceptionParameter);
-      _visitNodeWithPrefix(", ", node.stackTraceParameter);
-      _writer.print(") ");
-    } else {
-      _writer.print(" ");
-    }
-    _visitNode(node.body);
-    return null;
-  }
-
-  Object visitClassDeclaration(ClassDeclaration node) {
-    _visitNode(node.documentationComment);
-    _visitTokenWithSuffix(node.abstractKeyword, " ");
-    _writer.print("class ");
-    _visitNode(node.name);
-    _visitNode(node.typeParameters);
-    _visitNodeWithPrefix(" ", node.extendsClause);
-    _visitNodeWithPrefix(" ", node.withClause);
-    _visitNodeWithPrefix(" ", node.implementsClause);
-    _writer.print(" {");
-    {
-      _indentInc();
-      _visitNodeListWithSeparatorAndPrefix("\n", node.members, "\n\n");
-      _indentDec();
-    }
-    _nl2();
-    _writer.print("}");
-    return null;
-  }
-
-  Object visitClassTypeAlias(ClassTypeAlias node) {
-    _writer.print("typedef ");
-    _visitNode(node.name);
-    _visitNode(node.typeParameters);
-    _writer.print(" = ");
-    if (node.abstractKeyword != null) {
-      _writer.print("abstract ");
-    }
-    _visitNode(node.superclass);
-    _visitNodeWithPrefix(" ", node.withClause);
-    _visitNodeWithPrefix(" ", node.implementsClause);
-    _writer.print(";");
-    return null;
-  }
-
-  Object visitComment(Comment node) {
-    Token token = node.beginToken;
-    while (token != null) {
-      bool firstLine = true;
-      for (String line in StringUtils.split(token.lexeme, "\n")) {
-        if (firstLine) {
-          firstLine = false;
-        } else {
-          line = " ${line.trim()}";
-          line = StringUtils.replace(line, "/*", "/ *");
-        }
-        _writer.print(line);
-        _nl2();
-      }
-      if (identical(token, node.endToken)) {
-        break;
-      }
-    }
-    return null;
-  }
-
-  Object visitCommentReference(CommentReference node) => null;
-
-  Object visitCompilationUnit(CompilationUnit node) {
-    ScriptTag scriptTag = node.scriptTag;
-    NodeList<Directive> directives = node.directives;
-    _visitNode(scriptTag);
-    // directives
-    String prefix = scriptTag == null ? "" : " ";
-    _visitNodeListWithSeparatorAndPrefix(prefix, directives, "\n");
-    _nl();
-    // declarations
-    prefix = scriptTag == null && directives.isEmpty ? "" : "\n";
-    _visitNodeListWithSeparatorAndPrefix(prefix, node.declarations, "\n\n");
-    return null;
-  }
-
-  Object visitConditionalExpression(ConditionalExpression node) {
-    _visitNode(node.condition);
-    _writer.print(" ? ");
-    _visitNode(node.thenExpression);
-    _writer.print(" : ");
-    _visitNode(node.elseExpression);
-    return null;
-  }
-
-  Object visitConstructorDeclaration(ConstructorDeclaration node) {
-    _visitNode(node.documentationComment);
-    _visitTokenWithSuffix(node.externalKeyword, " ");
-    _visitTokenWithSuffix(node.constKeyword, " ");
-    _visitTokenWithSuffix(node.factoryKeyword, " ");
-    _visitNode(node.returnType);
-    _visitNodeWithPrefix(".", node.name);
-    _visitNode(node.parameters);
-    _visitNodeListWithSeparatorAndPrefix(" : ", node.initializers, ", ");
-    _visitNodeWithPrefix(" = ", node.redirectedConstructor);
-    if (node.body is! EmptyFunctionBody) {
-      _writer.print(' ');
-    }
-    _visitNode(node.body);
-    return null;
-  }
-
-  Object visitConstructorFieldInitializer(ConstructorFieldInitializer node) {
-    _visitTokenWithSuffix(node.keyword, ".");
-    _visitNode(node.fieldName);
-    _writer.print(" = ");
-    _visitNode(node.expression);
-    return null;
-  }
-
-  Object visitConstructorName(ConstructorName node) {
-    _visitNode(node.type);
-    _visitNodeWithPrefix(".", node.name);
-    return null;
-  }
-
-  Object visitContinueStatement(ContinueStatement node) {
-    _writer.print("continue");
-    _visitNodeWithPrefix(" ", node.label);
-    _writer.print(";");
-    return null;
-  }
-
-  Object visitDeclaredIdentifier(DeclaredIdentifier node) {
-    _visitTokenWithSuffix(node.keyword, " ");
-    _visitNodeWithSuffix(node.type, " ");
-    _visitNode(node.identifier);
-    return null;
-  }
-
-  Object visitDefaultFormalParameter(DefaultFormalParameter node) {
-    _visitNode(node.parameter);
-    if (node.separator != null) {
-      _writer.print(" ");
-      _writer.print(node.separator.lexeme);
-      _visitNodeWithPrefix(" ", node.defaultValue);
-    }
-    return null;
-  }
-
-  Object visitDoStatement(DoStatement node) {
-    _writer.print("do ");
-    _visitNode(node.body);
-    _writer.print(" while (");
-    _visitNode(node.condition);
-    _writer.print(");");
-    return null;
-  }
-
-  Object visitDoubleLiteral(DoubleLiteral node) {
-    _writer.print(node.literal.lexeme);
-    return null;
-  }
-
-  Object visitEmptyFunctionBody(EmptyFunctionBody node) {
-    _writer.print(';');
-    return null;
-  }
-
-  Object visitEmptyStatement(EmptyStatement node) {
-    _writer.print(';');
-    return null;
-  }
-
-  Object visitExportDirective(ExportDirective node) {
-    _writer.print("export ");
-    _visitNode(node.uri);
-    _visitNodeListWithSeparatorAndPrefix(" ", node.combinators, " ");
-    _writer.print(';');
-    return null;
-  }
-
-  Object visitExpressionFunctionBody(ExpressionFunctionBody node) {
-    _writer.print("=> ");
-    _visitNode(node.expression);
-    if (node.semicolon != null) {
-      _writer.print(';');
-    }
-    return null;
-  }
-
-  Object visitExpressionStatement(ExpressionStatement node) {
-    _visitNode(node.expression);
-    _writer.print(';');
-    return null;
-  }
-
-  Object visitExtendsClause(ExtendsClause node) {
-    _writer.print("extends ");
-    _visitNode(node.superclass);
-    return null;
-  }
-
-  Object visitFieldDeclaration(FieldDeclaration node) {
-    _visitNode(node.documentationComment);
-    _visitTokenWithSuffix(node.staticKeyword, " ");
-    _visitNode(node.fields);
-    _writer.print(";");
-    return null;
-  }
-
-  Object visitFieldFormalParameter(FieldFormalParameter node) {
-    _visitTokenWithSuffix(node.keyword, " ");
-    _visitNodeWithSuffix(node.type, " ");
-    _writer.print("this.");
-    _visitNode(node.identifier);
-    _visitNode(node.parameters);
-    return null;
-  }
-
-  Object visitForEachStatement(ForEachStatement node) {
-    DeclaredIdentifier loopVariable = node.loopVariable;
-    _writer.print("for (");
-    if (loopVariable == null) {
-      _visitNode(node.identifier);
-    } else {
-      _visitNode(loopVariable);
-    }
-    _writer.print(" in ");
-    _visitNode(node.iterator);
-    _writer.print(") ");
-    _visitNode(node.body);
-    return null;
-  }
-
-  Object visitFormalParameterList(FormalParameterList node) {
-    String groupEnd = null;
-    _writer.print('(');
-    NodeList<FormalParameter> parameters = node.parameters;
-    int size = parameters.length;
-    for (int i = 0; i < size; i++) {
-      FormalParameter parameter = parameters[i];
-      if (i > 0) {
-        _writer.print(", ");
-      }
-      if (groupEnd == null && parameter is DefaultFormalParameter) {
-        if (identical(parameter.kind, ParameterKind.NAMED)) {
-          groupEnd = "}";
-          _writer.print('{');
-        } else {
-          groupEnd = "]";
-          _writer.print('[');
-        }
-      }
-      parameter.accept(this);
-    }
-    if (groupEnd != null) {
-      _writer.print(groupEnd);
-    }
-    _writer.print(')');
-    return null;
-  }
-
-  Object visitForStatement(ForStatement node) {
-    Expression initialization = node.initialization;
-    _writer.print("for (");
-    if (initialization != null) {
-      _visitNode(initialization);
-    } else {
-      _visitNode(node.variables);
-    }
-    _writer.print(";");
-    _visitNodeWithPrefix(" ", node.condition);
-    _writer.print(";");
-    _visitNodeListWithSeparatorAndPrefix(" ", node.updaters, ", ");
-    _writer.print(") ");
-    _visitNode(node.body);
-    return null;
-  }
-
-  Object visitFunctionDeclaration(FunctionDeclaration node) {
-    _visitNodeWithSuffix(node.returnType, " ");
-    _visitTokenWithSuffix(node.propertyKeyword, " ");
-    _visitNode(node.name);
-    _visitNode(node.functionExpression);
-    return null;
-  }
-
-  Object visitFunctionDeclarationStatement(FunctionDeclarationStatement node) {
-    _visitNode(node.functionDeclaration);
-    _writer.print(';');
-    return null;
-  }
-
-  Object visitFunctionExpression(FunctionExpression node) {
-    _visitNode(node.parameters);
-    _writer.print(' ');
-    _visitNode(node.body);
-    return null;
-  }
-
-  Object visitFunctionExpressionInvocation(FunctionExpressionInvocation node) {
-    _visitNode(node.function);
-    _visitNode(node.argumentList);
-    return null;
-  }
-
-  Object visitFunctionTypeAlias(FunctionTypeAlias node) {
-    _writer.print("typedef ");
-    _visitNodeWithSuffix(node.returnType, " ");
-    _visitNode(node.name);
-    _visitNode(node.typeParameters);
-    _visitNode(node.parameters);
-    _writer.print(";");
-    return null;
-  }
-
-  Object visitFunctionTypedFormalParameter(FunctionTypedFormalParameter node) {
-    _visitNodeWithSuffix(node.returnType, " ");
-    _visitNode(node.identifier);
-    _visitNode(node.parameters);
-    return null;
-  }
-
-  Object visitHideCombinator(HideCombinator node) {
-    _writer.print("hide ");
-    _visitNodeListWithSeparator(node.hiddenNames, ", ");
-    return null;
-  }
-
-  Object visitIfStatement(IfStatement node) {
-    _writer.print("if (");
-    _visitNode(node.condition);
-    _writer.print(") ");
-    _visitNode(node.thenStatement);
-    _visitNodeWithPrefix(" else ", node.elseStatement);
-    return null;
-  }
-
-  Object visitImplementsClause(ImplementsClause node) {
-    _writer.print("implements ");
-    _visitNodeListWithSeparator(node.interfaces, ", ");
-    return null;
-  }
-
-  Object visitImportDirective(ImportDirective node) {
-    _writer.print("import ");
-    _visitNode(node.uri);
-    _visitNodeWithPrefix(" as ", node.prefix);
-    _visitNodeListWithSeparatorAndPrefix(" ", node.combinators, " ");
-    _writer.print(';');
-    return null;
-  }
-
-  Object visitIndexExpression(IndexExpression node) {
-    if (node.isCascaded) {
-      _writer.print("..");
-    } else {
-      _visitNode(node.target);
-    }
-    _writer.print('[');
-    _visitNode(node.index);
-    _writer.print(']');
-    return null;
-  }
-
-  Object visitInstanceCreationExpression(InstanceCreationExpression node) {
-    _visitTokenWithSuffix(node.keyword, " ");
-    _visitNode(node.constructorName);
-    _visitNode(node.argumentList);
-    return null;
-  }
-
-  Object visitIntegerLiteral(IntegerLiteral node) {
-    _writer.print(node.literal.lexeme);
-    return null;
-  }
-
-  Object visitInterpolationExpression(InterpolationExpression node) {
-    if (node.rightBracket != null) {
-      _writer.print("\${");
-      _visitNode(node.expression);
-      _writer.print("}");
-    } else {
-      _writer.print("\$");
-      _visitNode(node.expression);
-    }
-    return null;
-  }
-
-  Object visitInterpolationString(InterpolationString node) {
-    _writer.print(node.contents.lexeme);
-    return null;
-  }
-
-  Object visitIsExpression(IsExpression node) {
-    _visitNode(node.expression);
-    if (node.notOperator == null) {
-      _writer.print(" is ");
-    } else {
-      _writer.print(" is! ");
-    }
-    _visitNode(node.type);
-    return null;
-  }
-
-  Object visitLabel(Label node) {
-    _visitNode(node.label);
-    _writer.print(":");
-    return null;
-  }
-
-  Object visitLabeledStatement(LabeledStatement node) {
-    _visitNodeListWithSeparatorAndSuffix(node.labels, " ", " ");
-    _visitNode(node.statement);
-    return null;
-  }
-
-  Object visitLibraryDirective(LibraryDirective node) {
-    _writer.print("library ");
-    _visitNode(node.name);
-    _writer.print(';');
-    _nl();
-    return null;
-  }
-
-  Object visitLibraryIdentifier(LibraryIdentifier node) {
-    _writer.print(node.name);
-    return null;
-  }
-
-  Object visitListLiteral(ListLiteral node) {
-    if (node.constKeyword != null) {
-      _writer.print(node.constKeyword.lexeme);
-      _writer.print(' ');
-    }
-    _visitNodeWithSuffix(node.typeArguments, " ");
-    _writer.print("[");
-    {
-      NodeList<Expression> elements = node.elements;
-      if (elements.length < 2 || elements.toString().length < 60) {
-        _visitNodeListWithSeparator(elements, ", ");
-      } else {
-        String elementIndent = "${_indentString}    ";
-        _writer.print("\n");
-        _writer.print(elementIndent);
-        _visitNodeListWithSeparator(elements, ",\n${elementIndent}");
-      }
-    }
-    _writer.print("]");
-    return null;
-  }
-
-  Object visitMapLiteral(MapLiteral node) {
-    if (node.constKeyword != null) {
-      _writer.print(node.constKeyword.lexeme);
-      _writer.print(' ');
-    }
-    _visitNodeWithSuffix(node.typeArguments, " ");
-    _writer.print("{");
-    _visitNodeListWithSeparator(node.entries, ", ");
-    _writer.print("}");
-    return null;
-  }
-
-  Object visitMapLiteralEntry(MapLiteralEntry node) {
-    _visitNode(node.key);
-    _writer.print(" : ");
-    _visitNode(node.value);
-    return null;
-  }
-
-  Object visitMethodDeclaration(MethodDeclaration node) {
-    _visitNode(node.documentationComment);
-    _visitTokenWithSuffix(node.externalKeyword, " ");
-    _visitTokenWithSuffix(node.modifierKeyword, " ");
-    _visitNodeWithSuffix(node.returnType, " ");
-    _visitTokenWithSuffix(node.propertyKeyword, " ");
-    _visitTokenWithSuffix(node.operatorKeyword, " ");
-    _visitNode(node.name);
-    if (!node.isGetter) {
-      _visitNode(node.parameters);
-    }
-    if (node.body is! EmptyFunctionBody) {
-      _writer.print(' ');
-    }
-    _visitNode(node.body);
-    return null;
-  }
-
-  Object visitMethodInvocation(MethodInvocation node) {
-    if (node.isCascaded) {
-      _writer.print("..");
-    } else {
-      _visitNodeWithSuffix(node.target, ".");
-    }
-    _visitNode(node.methodName);
-    _visitNode(node.argumentList);
-    return null;
-  }
-
-  Object visitNamedExpression(NamedExpression node) {
-    _visitNode(node.name);
-    _visitNodeWithPrefix(" ", node.expression);
-    return null;
-  }
-
-  Object visitNativeClause(NativeClause node) {
-    _writer.print("native ");
-    _visitNode(node.name);
-    return null;
-  }
-
-  Object visitNativeFunctionBody(NativeFunctionBody node) {
-    _writer.print("native ");
-    _visitNode(node.stringLiteral);
-    _writer.print(';');
-    return null;
-  }
-
-  Object visitNullLiteral(NullLiteral node) {
-    _writer.print("null");
-    return null;
-  }
-
-  Object visitParenthesizedExpression(ParenthesizedExpression node) {
-    _writer.print('(');
-    _visitNode(node.expression);
-    _writer.print(')');
-    return null;
-  }
-
-  Object visitPartDirective(PartDirective node) {
-    _writer.print("part ");
-    _visitNode(node.uri);
-    _writer.print(';');
-    return null;
-  }
-
-  Object visitPartOfDirective(PartOfDirective node) {
-    _writer.print("part of ");
-    _visitNode(node.libraryName);
-    _writer.print(';');
-    return null;
-  }
-
-  Object visitPostfixExpression(PostfixExpression node) {
-    _visitNode(node.operand);
-    _writer.print(node.operator.lexeme);
-    return null;
-  }
-
-  Object visitPrefixedIdentifier(PrefixedIdentifier node) {
-    _visitNode(node.prefix);
-    _writer.print('.');
-    _visitNode(node.identifier);
-    return null;
-  }
-
-  Object visitPrefixExpression(PrefixExpression node) {
-    _writer.print(node.operator.lexeme);
-    _visitNode(node.operand);
-    return null;
-  }
-
-  Object visitPropertyAccess(PropertyAccess node) {
-    if (node.isCascaded) {
-      _writer.print("..");
-    } else {
-      _visitNodeWithSuffix(node.target, ".");
-    }
-    _visitNode(node.propertyName);
-    return null;
-  }
-
-  Object visitRedirectingConstructorInvocation(RedirectingConstructorInvocation node) {
-    _writer.print("this");
-    _visitNodeWithPrefix(".", node.constructorName);
-    _visitNode(node.argumentList);
-    return null;
-  }
-
-  Object visitRethrowExpression(RethrowExpression node) {
-    _writer.print("rethrow");
-    return null;
-  }
-
-  Object visitReturnStatement(ReturnStatement node) {
-    Expression expression = node.expression;
-    if (expression == null) {
-      _writer.print("return;");
-    } else {
-      _writer.print("return ");
-      expression.accept(this);
-      _writer.print(";");
-    }
-    return null;
-  }
-
-  Object visitScriptTag(ScriptTag node) {
-    _writer.print(node.scriptTag.lexeme);
-    return null;
-  }
-
-  Object visitShowCombinator(ShowCombinator node) {
-    _writer.print("show ");
-    _visitNodeListWithSeparator(node.shownNames, ", ");
-    return null;
-  }
-
-  Object visitSimpleFormalParameter(SimpleFormalParameter node) {
-    _visitTokenWithSuffix(node.keyword, " ");
-    _visitNodeWithSuffix(node.type, " ");
-    _visitNode(node.identifier);
-    return null;
-  }
-
-  Object visitSimpleIdentifier(SimpleIdentifier node) {
-    _writer.print(node.token.lexeme);
-    return null;
-  }
-
-  Object visitSimpleStringLiteral(SimpleStringLiteral node) {
-    _writer.print(node.literal.lexeme);
-    return null;
-  }
-
-  Object visitStringInterpolation(StringInterpolation node) {
-    _visitNodeList(node.elements);
-    return null;
-  }
-
-  Object visitSuperConstructorInvocation(SuperConstructorInvocation node) {
-    _writer.print("super");
-    _visitNodeWithPrefix(".", node.constructorName);
-    _visitNode(node.argumentList);
-    return null;
-  }
-
-  Object visitSuperExpression(SuperExpression node) {
-    _writer.print("super");
-    return null;
-  }
-
-  Object visitSwitchCase(SwitchCase node) {
-    _visitNodeListWithSeparatorAndSuffix(node.labels, " ", " ");
-    _writer.print("case ");
-    _visitNode(node.expression);
-    _writer.print(": ");
-    {
-      _indentInc();
-      _visitNodeListWithSeparator(node.statements, "\n");
-      _indentDec();
-    }
-    return null;
-  }
-
-  Object visitSwitchDefault(SwitchDefault node) {
-    _visitNodeListWithSeparatorAndSuffix(node.labels, " ", " ");
-    _writer.print("default: ");
-    {
-      _indentInc();
-      _visitNodeListWithSeparator(node.statements, "\n");
-      _indentDec();
-    }
-    return null;
-  }
-
-  Object visitSwitchStatement(SwitchStatement node) {
-    _writer.print("switch (");
-    _visitNode(node.expression);
-    _writer.print(") {");
-    {
-      _indentInc();
-      _visitNodeListWithSeparator(node.members, "\n");
-      _indentDec();
-    }
-    _nl2();
-    _writer.print('}');
-    return null;
-  }
-
-  Object visitSymbolLiteral(SymbolLiteral node) {
-    _writer.print("#");
-    _visitTokenListWithSeparator(node.components, ".");
-    return null;
-  }
-
-  Object visitThisExpression(ThisExpression node) {
-    _writer.print("this");
-    return null;
-  }
-
-  Object visitThrowExpression(ThrowExpression node) {
-    _writer.print("throw ");
-    _visitNode(node.expression);
-    return null;
-  }
-
-  Object visitTopLevelVariableDeclaration(TopLevelVariableDeclaration node) {
-    _visitNodeWithSuffix(node.variables, ";");
-    return null;
-  }
-
-  Object visitTryStatement(TryStatement node) {
-    _writer.print("try ");
-    _visitNode(node.body);
-    _visitNodeListWithSeparatorAndPrefix(" ", node.catchClauses, " ");
-    _visitNodeWithPrefix(" finally ", node.finallyBlock);
-    return null;
-  }
-
-  Object visitTypeArgumentList(TypeArgumentList node) {
-    _writer.print('<');
-    _visitNodeListWithSeparator(node.arguments, ", ");
-    _writer.print('>');
-    return null;
-  }
-
-  Object visitTypeName(TypeName node) {
-    _visitNode(node.name);
-    _visitNode(node.typeArguments);
-    return null;
-  }
-
-  Object visitTypeParameter(TypeParameter node) {
-    _visitNode(node.name);
-    _visitNodeWithPrefix(" extends ", node.bound);
-    return null;
-  }
-
-  Object visitTypeParameterList(TypeParameterList node) {
-    _writer.print('<');
-    _visitNodeListWithSeparator(node.typeParameters, ", ");
-    _writer.print('>');
-    return null;
-  }
-
-  Object visitVariableDeclaration(VariableDeclaration node) {
-    _visitNode(node.name);
-    _visitNodeWithPrefix(" = ", node.initializer);
-    return null;
-  }
-
-  Object visitVariableDeclarationList(VariableDeclarationList node) {
-    _visitTokenWithSuffix(node.keyword, " ");
-    _visitNodeWithSuffix(node.type, " ");
-    _visitNodeListWithSeparator(node.variables, ", ");
-    return null;
-  }
-
-  Object visitVariableDeclarationStatement(VariableDeclarationStatement node) {
-    _visitNode(node.variables);
-    _writer.print(";");
-    return null;
-  }
-
-  Object visitWhileStatement(WhileStatement node) {
-    _writer.print("while (");
-    _visitNode(node.condition);
-    _writer.print(") ");
-    _visitNode(node.body);
-    return null;
-  }
-
-  Object visitWithClause(WithClause node) {
-    _writer.print("with ");
-    _visitNodeListWithSeparator(node.mixinTypes, ", ");
-    return null;
-  }
-
-  void _indent() {
-    _writer.print(_indentString);
-  }
-
-  void _indentDec() {
-    _indentLevel -= 2;
-    _indentString = StringUtils.repeat(" ", _indentLevel);
-  }
-
-  void _indentInc() {
-    _indentLevel += 2;
-    _indentString = StringUtils.repeat(" ", _indentLevel);
-  }
-
-  void _nl() {
-    _writer.print("\n");
-  }
-
-  void _nl2() {
-    _nl();
-    _indent();
-  }
-
-  void _printLeadingComments(Statement statement) {
-    List<String> comments = statement.getProperty(COMMENTS_KEY) as List<String>;
-    if (comments == null) {
-      return;
-    }
-    for (String comment in comments) {
-      _writer.print(comment);
-      _writer.print("\n");
-      _indent();
-    }
-  }
-
-  /**
-   * Safely visit the given node.
-   *
-   * @param node the node to be visited
-   */
-  void _visitNode(AstNode node) {
-    if (node != null) {
-      node.accept(this);
-    }
-  }
-
-  /**
-   * Print a list of nodes without any separation.
-   *
-   * @param nodes the nodes to be printed
-   * @param separator the separator to be printed between adjacent nodes
-   */
-  void _visitNodeList(NodeList<AstNode> nodes) {
-    _visitNodeListWithSeparator(nodes, "");
-  }
-
-  /**
-   * Print a list of nodes, separated by the given separator.
-   *
-   * @param nodes the nodes to be printed
-   * @param separator the separator to be printed between adjacent nodes
-   */
-  void _visitNodeListWithSeparator(NodeList<AstNode> nodes, String separator) {
-    _visitNodeListWithSeparatorPrefixAndSuffix("", nodes, separator, "");
-  }
-
-  /**
-   * Print a list of nodes, separated by the given separator.
-   *
-   * @param prefix the prefix to be printed if the list is not empty
-   * @param nodes the nodes to be printed
-   * @param separator the separator to be printed between adjacent nodes
-   */
-  void _visitNodeListWithSeparatorAndPrefix(String prefix, NodeList<AstNode> nodes, String separator) {
-    _visitNodeListWithSeparatorPrefixAndSuffix(prefix, nodes, separator, "");
-  }
-
-  /**
-   * Print a list of nodes, separated by the given separator.
-   *
-   * @param nodes the nodes to be printed
-   * @param separator the separator to be printed between adjacent nodes
-   * @param suffix the suffix to be printed if the list is not empty
-   */
-  void _visitNodeListWithSeparatorAndSuffix(NodeList<AstNode> nodes, String separator, String suffix) {
-    _visitNodeListWithSeparatorPrefixAndSuffix("", nodes, separator, suffix);
-  }
-
-  /**
-   * Print a list of nodes, separated by the given separator.
-   *
-   * @param prefix the prefix to be printed if the list is not empty
-   * @param nodes the nodes to be printed
-   * @param separator the separator to be printed between adjacent nodes
-   * @param suffix the suffix to be printed if the list is not empty
-   */
-  void _visitNodeListWithSeparatorPrefixAndSuffix(String prefix, NodeList<AstNode> nodes, String separator, String suffix) {
-    if (nodes != null) {
-      int size = nodes.length;
-      if (size != 0) {
-        // prefix
-        _writer.print(prefix);
-        if (prefix.endsWith("\n")) {
-          _indent();
-        }
-        // nodes
-        bool newLineSeparator = separator.endsWith("\n");
-        for (int i = 0; i < size; i++) {
-          if (i > 0) {
-            _writer.print(separator);
-            if (newLineSeparator) {
-              _indent();
-            }
-          }
-          AstNode node = nodes[i];
-          if (node is Statement) {
-            _printLeadingComments(node);
-          }
-          node.accept(this);
-        }
-        // suffix
-        _writer.print(suffix);
-      }
-    }
-  }
-
-  /**
-   * Safely visit the given node, printing the prefix before the node if it is non-<code>null</code>
-   * .
-   *
-   * @param prefix the prefix to be printed if there is a node to visit
-   * @param node the node to be visited
-   */
-  void _visitNodeWithPrefix(String prefix, AstNode node) {
-    if (node != null) {
-      _writer.print(prefix);
-      node.accept(this);
-    }
-  }
-
-  /**
-   * Safely visit the given node, printing the suffix after the node if it is non-<code>null</code>.
-   *
-   * @param suffix the suffix to be printed if there is a node to visit
-   * @param node the node to be visited
-   */
-  void _visitNodeWithSuffix(AstNode node, String suffix) {
-    if (node != null) {
-      node.accept(this);
-      _writer.print(suffix);
-    }
-  }
-
-  /**
-   * Print a list of tokens, separated by the given separator.
-   *
-   * @param tokens the tokens to be printed
-   * @param separator the separator to be printed between adjacent tokens
-   */
-  void _visitTokenListWithSeparator(List<Token> tokens, String separator) {
-    int size = tokens.length;
-    for (int i = 0; i < size; i++) {
-      if ("\n" == separator) {
-        _writer.print("\n");
-        _indent();
-      } else if (i > 0) {
-        _writer.print(separator);
-      }
-      _writer.print(tokens[i].lexeme);
-    }
-  }
-
-  /**
-   * Safely visit the given node, printing the suffix after the node if it is non-<code>null</code>.
-   *
-   * @param suffix the suffix to be printed if there is a node to visit
-   * @param node the node to be visited
-   */
-  void _visitTokenWithSuffix(Token token, String suffix) {
-    if (token != null) {
-      _writer.print(token.lexeme);
-      _writer.print(suffix);
-    }
-  }
-}
 Map<String, MethodTrampoline> methodTable_Parser = <String, MethodTrampoline> {
   'parseCompilationUnit_1': new MethodTrampoline(1, (Parser target, arg0) => target.parseCompilationUnit(arg0)),
   'parseExpression_1': new MethodTrampoline(1, (Parser target, arg0) => target.parseExpression(arg0)),