Sort generated messages.

pkg/front_end/lib/src/fasta/fasta_codes_generated.dart

 // Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 // NOTE: THIS FILE IS GENERATED. DO NOT EDIT.
 //
 // Instead modify 'pkg/front_end/messages.yaml' and run
 // 'pkg/front_end/tool/_fasta/generate_messages.dart' to update.
 
 part of fasta.codes;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(Token token)> templateExpectedClassBodyToSkip =
-    const Template<Message Function(Token token)>(
-        messageTemplate: r"""Expected a class body, but got '#lexeme'.""",
-        withArguments: _withArgumentsExpectedClassBodyToSkip);
+const Template<Message Function(String name)>
+    templateAbstractClassInstantiation =
+    const Template<Message Function(String name)>(
+        messageTemplate:
+            r"""The class '#name' is abstract and can't be instantiated.""",
+        withArguments: _withArgumentsAbstractClassInstantiation);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(Token token)> codeExpectedClassBodyToSkip =
-    const Code<Message Function(Token token)>(
-        "ExpectedClassBodyToSkip", templateExpectedClassBodyToSkip,
-        dart2jsCode: "*fatal*");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsExpectedClassBodyToSkip(Token token) {
-  String lexeme = token.lexeme;
-  return new Message(codeExpectedClassBodyToSkip,
-      message: """Expected a class body, but got '$lexeme'.""",
-      arguments: {'token': token});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeFunctionTypeDefaultValue = messageFunctionTypeDefaultValue;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageFunctionTypeDefaultValue = const MessageCode(
-    "FunctionTypeDefaultValue",
-    dart2jsCode: "*ignored*",
-    message: r"""Can't have a default value in a function type.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeNonInstanceTypeVariableUse =
-    messageNonInstanceTypeVariableUse;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageNonInstanceTypeVariableUse = const MessageCode(
-    "NonInstanceTypeVariableUse",
-    message: r"""Can only use type variables in instance methods.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String name)>
-    templateInternalProblemUnsupported =
-    const Template<Message Function(String name)>(
-        messageTemplate: r"""Unsupported operation: '#name'.""",
-        withArguments: _withArgumentsInternalProblemUnsupported);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String name)> codeInternalProblemUnsupported =
+const Code<Message Function(String name)> codeAbstractClassInstantiation =
     const Code<Message Function(String name)>(
-  "InternalProblemUnsupported",
-  templateInternalProblemUnsupported,
+  "AbstractClassInstantiation",
+  templateAbstractClassInstantiation,
 );
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsInternalProblemUnsupported(String name) {
-  return new Message(codeInternalProblemUnsupported,
-      message: """Unsupported operation: '$name'.""",
+Message _withArgumentsAbstractClassInstantiation(String name) {
+  return new Message(codeAbstractClassInstantiation,
+      message: """The class '$name' is abstract and can't be instantiated.""",
       arguments: {'name': name});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeInternalProblemPreviousTokenNotFound =
-    messageInternalProblemPreviousTokenNotFound;
+const Code<Null> codeAbstractNotSync = messageAbstractNotSync;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageInternalProblemPreviousTokenNotFound =
-    const MessageCode("InternalProblemPreviousTokenNotFound",
-        message: r"""Couldn't find previous token.""");
+const MessageCode messageAbstractNotSync = const MessageCode("AbstractNotSync",
+    dart2jsCode: "*ignored*",
+    message: r"""Abstract methods can't use 'async', 'async*', or 'sync*'.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeStackOverflow = messageStackOverflow;
+const Template<
+    Message Function(
+        int
+            codePoint)> templateAsciiControlCharacter = const Template<
+        Message Function(int codePoint)>(
+    messageTemplate:
+        r"""The control character #unicode can only be used in strings and comments.""",
+    withArguments: _withArgumentsAsciiControlCharacter);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageStackOverflow = const MessageCode("StackOverflow",
-    dart2jsCode: "GENERIC", message: r"""Stack overflow.""");
+const Code<Message Function(int codePoint)> codeAsciiControlCharacter =
+    const Code<Message Function(int codePoint)>(
+        "AsciiControlCharacter", templateAsciiControlCharacter,
+        analyzerCode: "ILLEGAL_CHARACTER", dart2jsCode: "BAD_INPUT_CHARACTER");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String name)> templateCyclicTypedef =
-    const Template<Message Function(String name)>(
-        messageTemplate: r"""The typedef '#name' has a reference to itself.""",
-        withArguments: _withArgumentsCyclicTypedef);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String name)> codeCyclicTypedef =
-    const Code<Message Function(String name)>(
-  "CyclicTypedef",
-  templateCyclicTypedef,
-);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsCyclicTypedef(String name) {
-  return new Message(codeCyclicTypedef,
-      message: """The typedef '$name' has a reference to itself.""",
-      arguments: {'name': name});
+Message _withArgumentsAsciiControlCharacter(int codePoint) {
+  String unicode = "(U+${codePoint.toRadixString(16).padLeft(4, '0')})";
+  return new Message(codeAsciiControlCharacter,
+      message:
+          """The control character $unicode can only be used in strings and comments.""",
+      arguments: {'codePoint': codePoint});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeAssertAsExpression = messageAssertAsExpression;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageAssertAsExpression = const MessageCode(
+    "AssertAsExpression",
+    dart2jsCode: "*fatal*",
+    message: r"""`assert` can't be used as an expression.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Code<Null> codeAssertExtraneousArgument = messageAssertExtraneousArgument;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const MessageCode messageAssertExtraneousArgument = const MessageCode(
     "AssertExtraneousArgument",
     dart2jsCode: "*fatal*",
     message: r"""`assert` can't have more than two arguments.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(Token token)> templateUnexpectedToken =
-    const Template<Message Function(Token token)>(
-        messageTemplate: r"""Unexpected token '#lexeme'.""",
-        withArguments: _withArgumentsUnexpectedToken);
+const Code<Null> codeAsyncAsIdentifier = messageAsyncAsIdentifier;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(Token token)> codeUnexpectedToken =
-    const Code<Message Function(Token token)>(
-        "UnexpectedToken", templateUnexpectedToken,
-        dart2jsCode: "*fatal*");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsUnexpectedToken(Token token) {
-  String lexeme = token.lexeme;
-  return new Message(codeUnexpectedToken,
-      message: """Unexpected token '$lexeme'.""", arguments: {'token': token});
-}
+const MessageCode messageAsyncAsIdentifier = const MessageCode(
+    "AsyncAsIdentifier",
+    analyzerCode: "ASYNC_KEYWORD_USED_AS_IDENTIFIER",
+    dart2jsCode: "GENERIC",
+    message:
+        r"""'async' can't be used as an identifier in 'async', 'async*', or 'sync*' methods.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Code<Null> codeAwaitAsIdentifier = messageAwaitAsIdentifier;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const MessageCode messageAwaitAsIdentifier = const MessageCode(
     "AwaitAsIdentifier",
     dart2jsCode: "*ignored*",
     message:
         r"""'await' can't be used as an identifier in 'async', 'async*', or 'sync*' methods.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeFactoryNotSync = messageFactoryNotSync;
+const Code<Null> codeAwaitForNotAsync = messageAwaitForNotAsync;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageFactoryNotSync = const MessageCode("FactoryNotSync",
+const MessageCode messageAwaitForNotAsync = const MessageCode(
+    "AwaitForNotAsync",
     dart2jsCode: "*ignored*",
-    message: r"""Factories can't use 'async', 'async*', or 'sync*'.""");
+    message:
+        r"""Asynchronous for-loop can only be used in 'async' or 'async*' methods.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String name, Uri uri_)>
-    templateInternalProblemConstructorNotFound =
-    const Template<Message Function(String name, Uri uri_)>(
-        messageTemplate: r"""No constructor named '#name' in '#uri'.""",
-        withArguments: _withArgumentsInternalProblemConstructorNotFound);
+const Code<Null> codeAwaitNotAsync = messageAwaitNotAsync;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String name, Uri uri_)>
-    codeInternalProblemConstructorNotFound =
-    const Code<Message Function(String name, Uri uri_)>(
-  "InternalProblemConstructorNotFound",
-  templateInternalProblemConstructorNotFound,
-);
+const MessageCode messageAwaitNotAsync = const MessageCode("AwaitNotAsync",
+    dart2jsCode: "*ignored*",
+    message: r"""'await' can only be used in 'async' or 'async*' methods.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsInternalProblemConstructorNotFound(
-    String name, Uri uri_) {
-  String uri = relativizeUri(uri_);
-  return new Message(codeInternalProblemConstructorNotFound,
-      message: """No constructor named '$name' in '$uri'.""",
-      arguments: {'name': name, 'uri': uri_});
-}
+const Template<Message Function(Token token)> templateBuiltInIdentifierAsType =
+    const Template<Message Function(Token token)>(
+        messageTemplate: r"""Can't use '#lexeme' as a type.""",
+        withArguments: _withArgumentsBuiltInIdentifierAsType);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeSuperNullAware = messageSuperNullAware;
+const Code<Message Function(Token token)> codeBuiltInIdentifierAsType =
+    const Code<Message Function(Token token)>(
+        "BuiltInIdentifierAsType", templateBuiltInIdentifierAsType,
+        analyzerCode: "EXPECTED_TYPE_NAME", dart2jsCode: "EXTRANEOUS_MODIFIER");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageSuperNullAware = const MessageCode("SuperNullAware",
-    dart2jsCode: "*ignored*",
-    message: r"""'super' can't be null.""",
-    tip: r"""Try replacing '?.' with '.'""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codePrivateNamedParameter = messagePrivateNamedParameter;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messagePrivateNamedParameter = const MessageCode(
-    "PrivateNamedParameter",
-    dart2jsCode: "*ignored*",
-    message: r"""An optional named parameter can't start with '_'.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeYieldNotGenerator = messageYieldNotGenerator;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageYieldNotGenerator = const MessageCode(
-    "YieldNotGenerator",
-    dart2jsCode: "*ignored*",
-    message: r"""'yield' can only be used in 'sync*' or 'async*' methods.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeReturnTypeFunctionExpression =
-    messageReturnTypeFunctionExpression;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageReturnTypeFunctionExpression = const MessageCode(
-    "ReturnTypeFunctionExpression",
-    dart2jsCode: "*ignored*",
-    message: r"""A function expression can't have a return type.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeSetterNotSync = messageSetterNotSync;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageSetterNotSync = const MessageCode("SetterNotSync",
-    dart2jsCode: "*ignored*",
-    message: r"""Setters can't use 'async', 'async*', or 'sync*'.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<
-    Message Function(
-        int
-            codePoint)> templateNonAsciiWhitespace = const Template<
-        Message Function(int codePoint)>(
-    messageTemplate:
-        r"""The non-ASCII space character #unicode can only be used in strings and comments.""",
-    withArguments: _withArgumentsNonAsciiWhitespace);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(int codePoint)> codeNonAsciiWhitespace =
-    const Code<Message Function(int codePoint)>(
-        "NonAsciiWhitespace", templateNonAsciiWhitespace,
-        analyzerCode: "ILLEGAL_CHARACTER", dart2jsCode: "BAD_INPUT_CHARACTER");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsNonAsciiWhitespace(int codePoint) {
-  String unicode = "(U+${codePoint.toRadixString(16).padLeft(4, '0')})";
-  return new Message(codeNonAsciiWhitespace,
-      message:
-          """The non-ASCII space character $unicode can only be used in strings and comments.""",
-      arguments: {'codePoint': codePoint});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(Token token)> templateExpectedIdentifier =
-    const Template<Message Function(Token token)>(
-        messageTemplate:
-            r"""'#lexeme' is a reserved word and can't be used here.""",
-        tipTemplate: r"""Try using a different name.""",
-        withArguments: _withArgumentsExpectedIdentifier);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(Token token)> codeExpectedIdentifier =
-    const Code<Message Function(Token token)>(
-        "ExpectedIdentifier", templateExpectedIdentifier,
-        dart2jsCode: "EXPECTED_IDENTIFIER");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsExpectedIdentifier(Token token) {
+Message _withArgumentsBuiltInIdentifierAsType(Token token) {
   String lexeme = token.lexeme;
-  return new Message(codeExpectedIdentifier,
-      message: """'$lexeme' is a reserved word and can't be used here.""",
-      tip: """Try using a different name.""",
+  return new Message(codeBuiltInIdentifierAsType,
+      message: """Can't use '$lexeme' as a type.""",
       arguments: {'token': token});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(Token token)>
+    templateBuiltInIdentifierInDeclaration =
+    const Template<Message Function(Token token)>(
+        messageTemplate: r"""Can't use '#lexeme' as a name here.""",
+        withArguments: _withArgumentsBuiltInIdentifierInDeclaration);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(Token token)> codeBuiltInIdentifierInDeclaration =
+    const Code<Message Function(Token token)>("BuiltInIdentifierInDeclaration",
+        templateBuiltInIdentifierInDeclaration,
+        dart2jsCode: "GENERIC");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsBuiltInIdentifierInDeclaration(Token token) {
+  String lexeme = token.lexeme;
+  return new Message(codeBuiltInIdentifierInDeclaration,
+      message: """Can't use '$lexeme' as a name here.""",
+      arguments: {'token': token});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeCatchSyntax = messageCatchSyntax;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageCatchSyntax = const MessageCode("CatchSyntax",
+    dart2jsCode: "*ignored*",
+    message:
+        r"""'catch' must be followed by '(identifier)' or '(identifier, identifier)'.""",
+    tip:
+        r"""No types are needed, the first is given by 'on', the second is always 'StackTrace'.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeConstFieldWithoutInitializer =
+    messageConstFieldWithoutInitializer;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageConstFieldWithoutInitializer = const MessageCode(
+    "ConstFieldWithoutInitializer",
+    dart2jsCode: "*ignored*",
+    message: r"""A 'const' field must be initialized.""",
+    tip: r"""Try adding '= <initializer>'.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String name)> templateConstructorNotFound =
+    const Template<Message Function(String name)>(
+        messageTemplate: r"""Couldn't find constructor '#name'.""",
+        withArguments: _withArgumentsConstructorNotFound);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String name)> codeConstructorNotFound =
+    const Code<Message Function(String name)>(
+  "ConstructorNotFound",
+  templateConstructorNotFound,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsConstructorNotFound(String name) {
+  return new Message(codeConstructorNotFound,
+      message: """Couldn't find constructor '$name'.""",
+      arguments: {'name': name});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String name)> templateCyclicTypedef =
+    const Template<Message Function(String name)>(
+        messageTemplate: r"""The typedef '#name' has a reference to itself.""",
+        withArguments: _withArgumentsCyclicTypedef);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String name)> codeCyclicTypedef =
+    const Code<Message Function(String name)>(
+  "CyclicTypedef",
+  templateCyclicTypedef,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsCyclicTypedef(String name) {
+  return new Message(codeCyclicTypedef,
+      message: """The typedef '$name' has a reference to itself.""",
+      arguments: {'name': name});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeEmptyNamedParameterList = messageEmptyNamedParameterList;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageEmptyNamedParameterList = const MessageCode(
+    "EmptyNamedParameterList",
+    dart2jsCode: "EMPTY_NAMED_PARAMETER_LIST",
+    message: r"""Named parameter lists cannot be empty.""",
+    tip: r"""Try adding a named parameter to the list.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeEmptyOptionalParameterList =
+    messageEmptyOptionalParameterList;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageEmptyOptionalParameterList = const MessageCode(
+    "EmptyOptionalParameterList",
+    dart2jsCode: "EMPTY_OPTIONAL_PARAMETER_LIST",
+    message: r"""Optional parameter lists cannot be empty.""",
+    tip: r"""Try adding an optional parameter to the list.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeEncoding = messageEncoding;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageEncoding = const MessageCode("Encoding",
+    dart2jsCode: "*fatal*", message: r"""Unable to decode bytes as UTF-8.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Code<Null> codeExpectedBlockToSkip = messageExpectedBlockToSkip;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const MessageCode messageExpectedBlockToSkip = const MessageCode(
     "ExpectedBlockToSkip",
     dart2jsCode: "NATIVE_OR_BODY_EXPECTED",
     message: r"""Expected a function body or '=>'.""",
     tip: r"""Try adding {}.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeRequiredParameterWithDefault =
-    messageRequiredParameterWithDefault;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageRequiredParameterWithDefault = const MessageCode(
-    "RequiredParameterWithDefault",
-    dart2jsCode: "REQUIRED_PARAMETER_WITH_DEFAULT",
-    message: r"""Non-optional parameters can't have a default value.""",
-    tip:
-        r"""Try removing the default value or making the parameter optional.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String string)> templateUnspecified =
+const Code<Null> codeExpectedBody = messageExpectedBody;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageExpectedBody = const MessageCode("ExpectedBody",
+    dart2jsCode: "BODY_EXPECTED",
+    message: r"""Expected a function body or '=>'.""",
+    tip: r"""Try adding {}.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String string)> templateExpectedButGot =
     const Template<Message Function(String string)>(
-        messageTemplate: r"""#string""",
-        withArguments: _withArgumentsUnspecified);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String string)> codeUnspecified =
+        messageTemplate: r"""Expected '#string' before this.""",
+        tipTemplate: r"""DONT_KNOW_HOW_TO_FIX,""",
+        withArguments: _withArgumentsExpectedButGot);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String string)> codeExpectedButGot =
     const Code<Message Function(String string)>(
-        "Unspecified", templateUnspecified,
-        dart2jsCode: "GENERIC");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsUnspecified(String string) {
-  return new Message(codeUnspecified,
-      message: """$string""", arguments: {'string': string});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeMissingExponent = messageMissingExponent;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageMissingExponent = const MessageCode("MissingExponent",
-    analyzerCode: "MISSING_DIGIT",
-    dart2jsCode: "EXPONENT_MISSING",
-    message:
-        r"""Numbers in exponential notation should always contain an exponent (an integer number with an optional sign).""",
-    tip:
-        r"""Make sure there is an exponent, and remove any whitespace before it.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codePositionalParameterWithEquals =
-    messagePositionalParameterWithEquals;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messagePositionalParameterWithEquals = const MessageCode(
-    "PositionalParameterWithEquals",
-    dart2jsCode: "POSITIONAL_PARAMETER_WITH_EQUALS",
-    message:
-        r"""Positional optional parameters can't use ':' to specify a default value.""",
-    tip: r"""Try replacing ':' with '='.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeUnexpectedDollarInString = messageUnexpectedDollarInString;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageUnexpectedDollarInString = const MessageCode(
-    "UnexpectedDollarInString",
-    dart2jsCode: "MALFORMED_STRING_LITERAL",
-    message:
-        r"""A '$' has special meaning inside a string, and must be followed by an identifier or an expression in curly braces ({}).""",
-    tip: r"""Try adding a backslash (\) to escape the '$'.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeFinalFieldWithoutInitializer =
-    messageFinalFieldWithoutInitializer;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageFinalFieldWithoutInitializer = const MessageCode(
-    "FinalFieldWithoutInitializer",
-    dart2jsCode: "*ignored*",
-    message: r"""A 'final' field must be initialized.""",
-    tip: r"""Try adding '= <initializer>'.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(Token token)> templateExtraneousModifier =
-    const Template<Message Function(Token token)>(
-        messageTemplate: r"""Can't have modifier '#lexeme' here.""",
-        tipTemplate: r"""Try removing '#lexeme'.""",
-        withArguments: _withArgumentsExtraneousModifier);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(Token token)> codeExtraneousModifier =
-    const Code<Message Function(Token token)>(
-        "ExtraneousModifier", templateExtraneousModifier,
-        dart2jsCode: "EXTRANEOUS_MODIFIER");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsExtraneousModifier(Token token) {
-  String lexeme = token.lexeme;
-  return new Message(codeExtraneousModifier,
-      message: """Can't have modifier '$lexeme' here.""",
-      tip: """Try removing '$lexeme'.""",
-      arguments: {'token': token});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeEmptyOptionalParameterList =
-    messageEmptyOptionalParameterList;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageEmptyOptionalParameterList = const MessageCode(
-    "EmptyOptionalParameterList",
-    dart2jsCode: "EMPTY_OPTIONAL_PARAMETER_LIST",
-    message: r"""Optional parameter lists cannot be empty.""",
-    tip: r"""Try adding an optional parameter to the list.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String name, String name2)>
-    templateInternalProblemNotFoundIn =
-    const Template<Message Function(String name, String name2)>(
-        messageTemplate: r"""Couldn't find '#name' in '#name2'.""",
-        withArguments: _withArgumentsInternalProblemNotFoundIn);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String name, String name2)>
-    codeInternalProblemNotFoundIn =
-    const Code<Message Function(String name, String name2)>(
-  "InternalProblemNotFoundIn",
-  templateInternalProblemNotFoundIn,
-);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsInternalProblemNotFoundIn(String name, String name2) {
-  return new Message(codeInternalProblemNotFoundIn,
-      message: """Couldn't find '$name' in '$name2'.""",
-      arguments: {'name': name, 'name2': name2});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String name)> templateTypeNotFound =
-    const Template<Message Function(String name)>(
-        messageTemplate: r"""Type '#name' not found.""",
-        withArguments: _withArgumentsTypeNotFound);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String name)> codeTypeNotFound =
-    const Code<Message Function(String name)>(
-  "TypeNotFound",
-  templateTypeNotFound,
-);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsTypeNotFound(String name) {
-  return new Message(codeTypeNotFound,
-      message: """Type '$name' not found.""", arguments: {'name': name});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String name)>
-    templateInternalProblemSuperclassNotFound =
-    const Template<Message Function(String name)>(
-        messageTemplate: r"""Superclass not found '#name'.""",
-        withArguments: _withArgumentsInternalProblemSuperclassNotFound);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String name)>
-    codeInternalProblemSuperclassNotFound =
-    const Code<Message Function(String name)>(
-  "InternalProblemSuperclassNotFound",
-  templateInternalProblemSuperclassNotFound,
-);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsInternalProblemSuperclassNotFound(String name) {
-  return new Message(codeInternalProblemSuperclassNotFound,
-      message: """Superclass not found '$name'.""", arguments: {'name': name});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String string)> templateUnterminatedString =
-    const Template<Message Function(String string)>(
-        messageTemplate: r"""String must end with #string.""",
-        withArguments: _withArgumentsUnterminatedString);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String string)> codeUnterminatedString =
-    const Code<Message Function(String string)>(
-        "UnterminatedString", templateUnterminatedString,
-        analyzerCode: "UNTERMINATED_STRING_LITERAL",
-        dart2jsCode: "UNTERMINATED_STRING");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsUnterminatedString(String string) {
-  return new Message(codeUnterminatedString,
-      message: """String must end with $string.""",
+        "ExpectedButGot", templateExpectedButGot,
+        dart2jsCode: "MISSING_TOKEN_BEFORE_THIS");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsExpectedButGot(String string) {
+  return new Message(codeExpectedButGot,
+      message: """Expected '$string' before this.""",
+      tip: """DONT_KNOW_HOW_TO_FIX,""",
       arguments: {'string': string});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeAwaitNotAsync = messageAwaitNotAsync;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageAwaitNotAsync = const MessageCode("AwaitNotAsync",
-    dart2jsCode: "*ignored*",
-    message: r"""'await' can only be used in 'async' or 'async*' methods.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeInternalProblemBodyOnAbstractMethod =
-    messageInternalProblemBodyOnAbstractMethod;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageInternalProblemBodyOnAbstractMethod =
-    const MessageCode("InternalProblemBodyOnAbstractMethod",
-        message: r"""Attempting to set body on abstract method.""");
+const Template<Message Function(Token token)> templateExpectedClassBody =
+    const Template<Message Function(Token token)>(
+        messageTemplate: r"""Expected a class body, but got '#lexeme'.""",
+        withArguments: _withArgumentsExpectedClassBody);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(Token token)> codeExpectedClassBody =
+    const Code<Message Function(Token token)>(
+        "ExpectedClassBody", templateExpectedClassBody,
+        dart2jsCode: "*fatal*");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsExpectedClassBody(Token token) {
+  String lexeme = token.lexeme;
+  return new Message(codeExpectedClassBody,
+      message: """Expected a class body, but got '$lexeme'.""",
+      arguments: {'token': token});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(Token token)> templateExpectedClassBodyToSkip =
+    const Template<Message Function(Token token)>(
+        messageTemplate: r"""Expected a class body, but got '#lexeme'.""",
+        withArguments: _withArgumentsExpectedClassBodyToSkip);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(Token token)> codeExpectedClassBodyToSkip =
+    const Code<Message Function(Token token)>(
+        "ExpectedClassBodyToSkip", templateExpectedClassBodyToSkip,
+        dart2jsCode: "*fatal*");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsExpectedClassBodyToSkip(Token token) {
+  String lexeme = token.lexeme;
+  return new Message(codeExpectedClassBodyToSkip,
+      message: """Expected a class body, but got '$lexeme'.""",
+      arguments: {'token': token});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(Token token)> templateExpectedDeclaration =
+    const Template<Message Function(Token token)>(
+        messageTemplate: r"""Expected a declaration, but got '#lexeme'.""",
+        withArguments: _withArgumentsExpectedDeclaration);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(Token token)> codeExpectedDeclaration =
+    const Code<Message Function(Token token)>(
+        "ExpectedDeclaration", templateExpectedDeclaration,
+        dart2jsCode: "*fatal*");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsExpectedDeclaration(Token token) {
+  String lexeme = token.lexeme;
+  return new Message(codeExpectedDeclaration,
+      message: """Expected a declaration, but got '$lexeme'.""",
+      arguments: {'token': token});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(Token token)> templateExpectedExpression =
+    const Template<Message Function(Token token)>(
+        messageTemplate: r"""Expected an expression, but got '#lexeme'.""",
+        withArguments: _withArgumentsExpectedExpression);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(Token token)> codeExpectedExpression =
+    const Code<Message Function(Token token)>(
+        "ExpectedExpression", templateExpectedExpression,
+        dart2jsCode: "*fatal*");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsExpectedExpression(Token token) {
+  String lexeme = token.lexeme;
+  return new Message(codeExpectedExpression,
+      message: """Expected an expression, but got '$lexeme'.""",
+      arguments: {'token': token});
+}
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Template<Message Function(Token token)> templateExpectedFunctionBody =
     const Template<Message Function(Token token)>(
         messageTemplate: r"""Expected a function body, but got '#lexeme'.""",
         withArguments: _withArgumentsExpectedFunctionBody);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Code<Message Function(Token token)> codeExpectedFunctionBody =
     const Code<Message Function(Token token)>(
@@ skipping 12 matching lines @@
 const Code<Null> codeExpectedHexDigit = messageExpectedHexDigit;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const MessageCode messageExpectedHexDigit = const MessageCode(
     "ExpectedHexDigit",
     analyzerCode: "MISSING_HEX_DIGIT",
     dart2jsCode: "HEX_DIGIT_EXPECTED",
     message: r"""A hex digit (0-9 or A-F) must follow '0x'.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeEmptyNamedParameterList = messageEmptyNamedParameterList;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageEmptyNamedParameterList = const MessageCode(
-    "EmptyNamedParameterList",
-    dart2jsCode: "EMPTY_NAMED_PARAMETER_LIST",
-    message: r"""Named parameter lists cannot be empty.""",
-    tip: r"""Try adding a named parameter to the list.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeUnsupportedPrefixPlus = messageUnsupportedPrefixPlus;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageUnsupportedPrefixPlus = const MessageCode(
-    "UnsupportedPrefixPlus",
-    dart2jsCode: "UNSUPPORTED_PREFIX_PLUS",
-    message: r"""'+' is not a prefix operator. """,
-    tip: r"""Try removing '+'.""");
+const Template<Message Function(Token token)> templateExpectedIdentifier =
+    const Template<Message Function(Token token)>(
+        messageTemplate:
+            r"""'#lexeme' is a reserved word and can't be used here.""",
+        tipTemplate: r"""Try using a different name.""",
+        withArguments: _withArgumentsExpectedIdentifier);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(Token token)> codeExpectedIdentifier =
+    const Code<Message Function(Token token)>(
+        "ExpectedIdentifier", templateExpectedIdentifier,
+        dart2jsCode: "EXPECTED_IDENTIFIER");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsExpectedIdentifier(Token token) {
+  String lexeme = token.lexeme;
+  return new Message(codeExpectedIdentifier,
+      message: """'$lexeme' is a reserved word and can't be used here.""",
+      tip: """Try using a different name.""",
+      arguments: {'token': token});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeExpectedOpenParens = messageExpectedOpenParens;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageExpectedOpenParens = const MessageCode(
+    "ExpectedOpenParens",
+    dart2jsCode: "GENERIC",
+    message: r"""Expected '('.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Template<Message Function(Token token)> templateExpectedString =
     const Template<Message Function(Token token)>(
         messageTemplate: r"""Expected a String, but got '#lexeme'.""",
         withArguments: _withArgumentsExpectedString);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Code<Message Function(Token token)> codeExpectedString =
     const Code<Message Function(Token token)>(
         "ExpectedString", templateExpectedString,
         dart2jsCode: "*fatal*");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 Message _withArgumentsExpectedString(Token token) {
   String lexeme = token.lexeme;
   return new Message(codeExpectedString,
       message: """Expected a String, but got '$lexeme'.""",
       arguments: {'token': token});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(Token token)> templateExpectedType =
+    const Template<Message Function(Token token)>(
+        messageTemplate: r"""Expected a type, but got '#lexeme'.""",
+        withArguments: _withArgumentsExpectedType);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(Token token)> codeExpectedType =
+    const Code<Message Function(Token token)>(
+        "ExpectedType", templateExpectedType,
+        dart2jsCode: "*fatal*");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsExpectedType(Token token) {
+  String lexeme = token.lexeme;
+  return new Message(codeExpectedType,
+      message: """Expected a type, but got '$lexeme'.""",
+      arguments: {'token': token});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(Token token)> templateExtraneousModifier =
+    const Template<Message Function(Token token)>(
+        messageTemplate: r"""Can't have modifier '#lexeme' here.""",
+        tipTemplate: r"""Try removing '#lexeme'.""",
+        withArguments: _withArgumentsExtraneousModifier);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(Token token)> codeExtraneousModifier =
+    const Code<Message Function(Token token)>(
+        "ExtraneousModifier", templateExtraneousModifier,
+        dart2jsCode: "EXTRANEOUS_MODIFIER");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsExtraneousModifier(Token token) {
+  String lexeme = token.lexeme;
+  return new Message(codeExtraneousModifier,
+      message: """Can't have modifier '$lexeme' here.""",
+      tip: """Try removing '$lexeme'.""",
+      arguments: {'token': token});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeFactoryNotSync = messageFactoryNotSync;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageFactoryNotSync = const MessageCode("FactoryNotSync",
+    dart2jsCode: "*ignored*",
+    message: r"""Factories can't use 'async', 'async*', or 'sync*'.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String name)> templateFastaCLIArgumentRequired =
+    const Template<Message Function(String name)>(
+        messageTemplate: r"""Expected value after '#name'.""",
+        withArguments: _withArgumentsFastaCLIArgumentRequired);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String name)> codeFastaCLIArgumentRequired =
+    const Code<Message Function(String name)>(
+  "FastaCLIArgumentRequired",
+  templateFastaCLIArgumentRequired,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsFastaCLIArgumentRequired(String name) {
+  return new Message(codeFastaCLIArgumentRequired,
+      message: """Expected value after '$name'.""", arguments: {'name': name});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeFastaUsageLong = messageFastaUsageLong;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageFastaUsageLong =
+    const MessageCode("FastaUsageLong", message: r"""Supported options:
+
+  -o <file>, --output=<file>
+    Generate the output into <file>.
+
+  -h, /h, /?, --help
+    Display this message (add -v for information about all options).
+
+  -v, --verbose
+    Display verbose information.
+
+  --
+    Stop option parsing, the rest of the command line is assumed to be
+    file names or arguments to the Dart program.
+
+  --packages=<file>
+    Use package resolution configuration <file>, which should contain a mapping
+    of package names to paths.
+
+  --platform=<file>
+    Read the SDK platform from <file>, which should be in Dill/Kernel IR format
+    and contain the Dart SDK.
+
+  --target=none|vm|vmcc|vmreify|flutter
+    Specify the target configuration.
+
+  --verify
+    Check that the generated output is free of various problems. This is mostly
+    useful for developers of this compiler or Kernel transformations.
+
+  --dump-ir
+    Print compiled libraries in Kernel source notation.
+
+  --exclude-source
+    Do not include source code in the dill file.
+
+  --compile-sdk=<patched_sdk>
+    Compile the SDK from scratch instead of reading it from 'platform.dill'.
+
+  --sdk=<patched_sdk>
+    Location of the SDK sources for use when compiling additional platform
+    libraries.
+
+  --fatal=errors
+  --fatal=warnings
+  --fatal=nits
+    Makes messages of the given kinds fatal, that is, immediately stop the
+    compiler with a non-zero exit-code. In --verbose mode, also display an
+    internal stack trace from the compiler. Multiple kinds can be separated by
+    commas, for example, --fatal=errors,warnings.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Code<Null> codeFastaUsageShort = messageFastaUsageShort;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const MessageCode messageFastaUsageShort =
     const MessageCode("FastaUsageShort", message: r"""Frequently used options:
 
   -o <file> Generate the output into <file>.
   -h        Display this message (add -v for information about all options).""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeTypeAfterVar = messageTypeAfterVar;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageTypeAfterVar = const MessageCode("TypeAfterVar",
-    dart2jsCode: "EXTRANEOUS_MODIFIER",
-    message: r"""Can't have both a type and 'var'.""",
-    tip: r"""Try removing 'var.'""");
+const Code<Null> codeFinalFieldWithoutInitializer =
+    messageFinalFieldWithoutInitializer;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageFinalFieldWithoutInitializer = const MessageCode(
+    "FinalFieldWithoutInitializer",
+    dart2jsCode: "*ignored*",
+    message: r"""A 'final' field must be initialized.""",
+    tip: r"""Try adding '= <initializer>'.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeFunctionTypeDefaultValue = messageFunctionTypeDefaultValue;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageFunctionTypeDefaultValue = const MessageCode(
+    "FunctionTypeDefaultValue",
+    dart2jsCode: "*ignored*",
+    message: r"""Can't have a default value in a function type.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeGeneratorReturnsValue = messageGeneratorReturnsValue;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageGeneratorReturnsValue = const MessageCode(
+    "GeneratorReturnsValue",
+    dart2jsCode: "*ignored*",
+    message: r"""'sync*' and 'async*' can't return a value.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String name)> templateGetterNotFound =
+    const Template<Message Function(String name)>(
+        messageTemplate: r"""Getter not found: '#name'.""",
+        withArguments: _withArgumentsGetterNotFound);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String name)> codeGetterNotFound =
+    const Code<Message Function(String name)>(
+  "GetterNotFound",
+  templateGetterNotFound,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsGetterNotFound(String name) {
+  return new Message(codeGetterNotFound,
+      message: """Getter not found: '$name'.""", arguments: {'name': name});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeGetterWithFormals = messageGetterWithFormals;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageGetterWithFormals = const MessageCode(
+    "GetterWithFormals",
+    dart2jsCode: "*ignored*",
+    message: r"""A getter can't have formal parameters.""",
+    tip: r"""Try removing '(...)'.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeInternalProblemAlreadyInitialized =
+    messageInternalProblemAlreadyInitialized;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageInternalProblemAlreadyInitialized = const MessageCode(
+    "InternalProblemAlreadyInitialized",
+    message: r"""Attempt to set initializer on field without initializer.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeInternalProblemBodyOnAbstractMethod =
+    messageInternalProblemBodyOnAbstractMethod;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageInternalProblemBodyOnAbstractMethod =
+    const MessageCode("InternalProblemBodyOnAbstractMethod",
+        message: r"""Attempting to set body on abstract method.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String name, Uri uri_)>
+    templateInternalProblemConstructorNotFound =
+    const Template<Message Function(String name, Uri uri_)>(
+        messageTemplate: r"""No constructor named '#name' in '#uri'.""",
+        withArguments: _withArgumentsInternalProblemConstructorNotFound);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String name, Uri uri_)>
+    codeInternalProblemConstructorNotFound =
+    const Code<Message Function(String name, Uri uri_)>(
+  "InternalProblemConstructorNotFound",
+  templateInternalProblemConstructorNotFound,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsInternalProblemConstructorNotFound(
+    String name, Uri uri_) {
+  String uri = relativizeUri(uri_);
+  return new Message(codeInternalProblemConstructorNotFound,
+      message: """No constructor named '$name' in '$uri'.""",
+      arguments: {'name': name, 'uri': uri_});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeInternalProblemExtendingUnmodifiableScope =
+    messageInternalProblemExtendingUnmodifiableScope;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageInternalProblemExtendingUnmodifiableScope =
+    const MessageCode("InternalProblemExtendingUnmodifiableScope",
+        message: r"""Can't extend an unmodifiable scope.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String name)> templateInternalProblemNotFound =
+    const Template<Message Function(String name)>(
+        messageTemplate: r"""Couldn't find '#name'.""",
+        withArguments: _withArgumentsInternalProblemNotFound);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String name)> codeInternalProblemNotFound =
+    const Code<Message Function(String name)>(
+  "InternalProblemNotFound",
+  templateInternalProblemNotFound,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsInternalProblemNotFound(String name) {
+  return new Message(codeInternalProblemNotFound,
+      message: """Couldn't find '$name'.""", arguments: {'name': name});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String name, String name2)>
+    templateInternalProblemNotFoundIn =
+    const Template<Message Function(String name, String name2)>(
+        messageTemplate: r"""Couldn't find '#name' in '#name2'.""",
+        withArguments: _withArgumentsInternalProblemNotFoundIn);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String name, String name2)>
+    codeInternalProblemNotFoundIn =
+    const Code<Message Function(String name, String name2)>(
+  "InternalProblemNotFoundIn",
+  templateInternalProblemNotFoundIn,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsInternalProblemNotFoundIn(String name, String name2) {
+  return new Message(codeInternalProblemNotFoundIn,
+      message: """Couldn't find '$name' in '$name2'.""",
+      arguments: {'name': name, 'name2': name2});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeInternalProblemPreviousTokenNotFound =
+    messageInternalProblemPreviousTokenNotFound;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageInternalProblemPreviousTokenNotFound =
+    const MessageCode("InternalProblemPreviousTokenNotFound",
+        message: r"""Couldn't find previous token.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Template<Message Function(String name)>
-    templateAbstractClassInstantiation =
-    const Template<Message Function(String name)>(
-        messageTemplate:
-            r"""The class '#name' is abstract and can't be instantiated.""",
-        withArguments: _withArgumentsAbstractClassInstantiation);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String name)> codeAbstractClassInstantiation =
-    const Code<Message Function(String name)>(
-  "AbstractClassInstantiation",
-  templateAbstractClassInstantiation,
-);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsAbstractClassInstantiation(String name) {
-  return new Message(codeAbstractClassInstantiation,
-      message: """The class '$name' is abstract and can't be instantiated.""",
+    templateInternalProblemPrivateConstructorAccess =
+    const Template<Message Function(String name)>(
+        messageTemplate: r"""Can't access private constructor '#name'.""",
+        withArguments: _withArgumentsInternalProblemPrivateConstructorAccess);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String name)>
+    codeInternalProblemPrivateConstructorAccess =
+    const Code<Message Function(String name)>(
+  "InternalProblemPrivateConstructorAccess",
+  templateInternalProblemPrivateConstructorAccess,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsInternalProblemPrivateConstructorAccess(String name) {
+  return new Message(codeInternalProblemPrivateConstructorAccess,
+      message: """Can't access private constructor '$name'.""",
       arguments: {'name': name});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeAbstractNotSync = messageAbstractNotSync;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageAbstractNotSync = const MessageCode("AbstractNotSync",
-    dart2jsCode: "*ignored*",
-    message: r"""Abstract methods can't use 'async', 'async*', or 'sync*'.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Template<Message Function(String name, String string)>
     templateInternalProblemStackNotEmpty =
     const Template<Message Function(String name, String string)>(
         messageTemplate: r"""#name.stack isn't empty:
   #string""", withArguments: _withArgumentsInternalProblemStackNotEmpty);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Code<Message Function(String name, String string)>
     codeInternalProblemStackNotEmpty =
     const Code<Message Function(String name, String string)>(
   "InternalProblemStackNotEmpty",
   templateInternalProblemStackNotEmpty,
 );
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 Message _withArgumentsInternalProblemStackNotEmpty(String name, String string) {
   return new Message(codeInternalProblemStackNotEmpty,
       message: """$name.stack isn't empty:
   $string""", arguments: {'name': name, 'string': string});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String name)> templateGetterNotFound =
-    const Template<Message Function(String name)>(
-        messageTemplate: r"""Getter not found: '#name'.""",
-        withArguments: _withArgumentsGetterNotFound);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String name)> codeGetterNotFound =
-    const Code<Message Function(String name)>(
-  "GetterNotFound",
-  templateGetterNotFound,
-);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsGetterNotFound(String name) {
-  return new Message(codeGetterNotFound,
-      message: """Getter not found: '$name'.""", arguments: {'name': name});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Template<Message Function(String name)>
-    templateInternalProblemPrivateConstructorAccess =
-    const Template<Message Function(String name)>(
-        messageTemplate: r"""Can't access private constructor '#name'.""",
-        withArguments: _withArgumentsInternalProblemPrivateConstructorAccess);
+    templateInternalProblemSuperclassNotFound =
+    const Template<Message Function(String name)>(
+        messageTemplate: r"""Superclass not found '#name'.""",
+        withArguments: _withArgumentsInternalProblemSuperclassNotFound);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Code<Message Function(String name)>
-    codeInternalProblemPrivateConstructorAccess =
-    const Code<Message Function(String name)>(
-  "InternalProblemPrivateConstructorAccess",
-  templateInternalProblemPrivateConstructorAccess,
-);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsInternalProblemPrivateConstructorAccess(String name) {
-  return new Message(codeInternalProblemPrivateConstructorAccess,
-      message: """Can't access private constructor '$name'.""",
-      arguments: {'name': name});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeListLiteralTooManyTypeArguments =
-    messageListLiteralTooManyTypeArguments;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageListLiteralTooManyTypeArguments = const MessageCode(
-    "ListLiteralTooManyTypeArguments",
-    message: r"""Too many type arguments on List literal.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(Token token)> templateExpectedDeclaration =
-    const Template<Message Function(Token token)>(
-        messageTemplate: r"""Expected a declaration, but got '#lexeme'.""",
-        withArguments: _withArgumentsExpectedDeclaration);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(Token token)> codeExpectedDeclaration =
-    const Code<Message Function(Token token)>(
-        "ExpectedDeclaration", templateExpectedDeclaration,
-        dart2jsCode: "*fatal*");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsExpectedDeclaration(Token token) {
-  String lexeme = token.lexeme;
-  return new Message(codeExpectedDeclaration,
-      message: """Expected a declaration, but got '$lexeme'.""",
-      arguments: {'token': token});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String string)>
-    templateInternalProblemUnimplemented =
-    const Template<Message Function(String string)>(
-        messageTemplate: r"""Unimplemented #string.""",
-        withArguments: _withArgumentsInternalProblemUnimplemented);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String string)> codeInternalProblemUnimplemented =
-    const Code<Message Function(String string)>(
-  "InternalProblemUnimplemented",
-  templateInternalProblemUnimplemented,
-);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsInternalProblemUnimplemented(String string) {
-  return new Message(codeInternalProblemUnimplemented,
-      message: """Unimplemented $string.""", arguments: {'string': string});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String name)> templateConstructorNotFound =
-    const Template<Message Function(String name)>(
-        messageTemplate: r"""Couldn't find constructor '#name'.""",
-        withArguments: _withArgumentsConstructorNotFound);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String name)> codeConstructorNotFound =
-    const Code<Message Function(String name)>(
-  "ConstructorNotFound",
-  templateConstructorNotFound,
-);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsConstructorNotFound(String name) {
-  return new Message(codeConstructorNotFound,
-      message: """Couldn't find constructor '$name'.""",
-      arguments: {'name': name});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<
-    Message Function(
-        int
-            codePoint)> templateAsciiControlCharacter = const Template<
-        Message Function(int codePoint)>(
-    messageTemplate:
-        r"""The control character #unicode can only be used in strings and comments.""",
-    withArguments: _withArgumentsAsciiControlCharacter);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(int codePoint)> codeAsciiControlCharacter =
-    const Code<Message Function(int codePoint)>(
-        "AsciiControlCharacter", templateAsciiControlCharacter,
-        analyzerCode: "ILLEGAL_CHARACTER", dart2jsCode: "BAD_INPUT_CHARACTER");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsAsciiControlCharacter(int codePoint) {
-  String unicode = "(U+${codePoint.toRadixString(16).padLeft(4, '0')})";
-  return new Message(codeAsciiControlCharacter,
-      message:
-          """The control character $unicode can only be used in strings and comments.""",
-      arguments: {'codePoint': codePoint});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String string, Token token)>
-    templateUnmatchedToken =
-    const Template<Message Function(String string, Token token)>(
-        messageTemplate: r"""Can't find '#string' to match '#lexeme'.""",
-        withArguments: _withArgumentsUnmatchedToken);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String string, Token token)> codeUnmatchedToken =
-    const Code<Message Function(String string, Token token)>(
-        "UnmatchedToken", templateUnmatchedToken,
-        dart2jsCode: "UNMATCHED_TOKEN");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsUnmatchedToken(String string, Token token) {
-  String lexeme = token.lexeme;
-  return new Message(codeUnmatchedToken,
-      message: """Can't find '$string' to match '$lexeme'.""",
-      arguments: {'string': string, 'token': token});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String name)> templateInternalProblemNotFound =
-    const Template<Message Function(String name)>(
-        messageTemplate: r"""Couldn't find '#name'.""",
-        withArguments: _withArgumentsInternalProblemNotFound);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String name)> codeInternalProblemNotFound =
-    const Code<Message Function(String name)>(
-  "InternalProblemNotFound",
-  templateInternalProblemNotFound,
-);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsInternalProblemNotFound(String name) {
-  return new Message(codeInternalProblemNotFound,
-      message: """Couldn't find '$name'.""", arguments: {'name': name});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeInvalidSyncModifier = messageInvalidSyncModifier;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageInvalidSyncModifier = const MessageCode(
-    "InvalidSyncModifier",
-    dart2jsCode: "INVALID_SYNC_MODIFIER",
-    message: r"""Invalid modifier 'sync'.""",
-    tip: r"""Try replacing 'sync' with 'sync*'.""");
+    codeInternalProblemSuperclassNotFound =
+    const Code<Message Function(String name)>(
+  "InternalProblemSuperclassNotFound",
+  templateInternalProblemSuperclassNotFound,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsInternalProblemSuperclassNotFound(String name) {
+  return new Message(codeInternalProblemSuperclassNotFound,
+      message: """Superclass not found '$name'.""", arguments: {'name': name});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String string, String string2)>
+    templateInternalProblemUnexpected =
+    const Template<Message Function(String string, String string2)>(
+        messageTemplate: r"""Expected '#string', but got '#string2'.""",
+        withArguments: _withArgumentsInternalProblemUnexpected);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String string, String string2)>
+    codeInternalProblemUnexpected =
+    const Code<Message Function(String string, String string2)>(
+  "InternalProblemUnexpected",
+  templateInternalProblemUnexpected,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsInternalProblemUnexpected(String string, String string2) {
+  return new Message(codeInternalProblemUnexpected,
+      message: """Expected '$string', but got '$string2'.""",
+      arguments: {'string': string, 'string2': string2});
+}
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Template<Message Function(String string, String string2)>
     templateInternalProblemUnhandled =
     const Template<Message Function(String string, String string2)>(
         messageTemplate: r"""Unhandled #string in #string2.""",
         withArguments: _withArgumentsInternalProblemUnhandled);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Code<Message Function(String string, String string2)>
     codeInternalProblemUnhandled =
     const Code<Message Function(String string, String string2)>(
   "InternalProblemUnhandled",
   templateInternalProblemUnhandled,
 );
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 Message _withArgumentsInternalProblemUnhandled(String string, String string2) {
   return new Message(codeInternalProblemUnhandled,
       message: """Unhandled $string in $string2.""",
       arguments: {'string': string, 'string2': string2});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String name)> templateFastaCLIArgumentRequired =
-    const Template<Message Function(String name)>(
-        messageTemplate: r"""Expected value after '#name'.""",
-        withArguments: _withArgumentsFastaCLIArgumentRequired);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String name)> codeFastaCLIArgumentRequired =
-    const Code<Message Function(String name)>(
-  "FastaCLIArgumentRequired",
-  templateFastaCLIArgumentRequired,
-);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsFastaCLIArgumentRequired(String name) {
-  return new Message(codeFastaCLIArgumentRequired,
-      message: """Expected value after '$name'.""", arguments: {'name': name});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeGetterWithFormals = messageGetterWithFormals;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageGetterWithFormals = const MessageCode(
-    "GetterWithFormals",
-    dart2jsCode: "*ignored*",
-    message: r"""A getter can't have formal parameters.""",
-    tip: r"""Try removing '(...)'.""");
+const Template<Message Function(String string)>
+    templateInternalProblemUnimplemented =
+    const Template<Message Function(String string)>(
+        messageTemplate: r"""Unimplemented #string.""",
+        withArguments: _withArgumentsInternalProblemUnimplemented);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String string)> codeInternalProblemUnimplemented =
+    const Code<Message Function(String string)>(
+  "InternalProblemUnimplemented",
+  templateInternalProblemUnimplemented,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsInternalProblemUnimplemented(String string) {
+  return new Message(codeInternalProblemUnimplemented,
+      message: """Unimplemented $string.""", arguments: {'string': string});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String name)>
+    templateInternalProblemUnsupported =
+    const Template<Message Function(String name)>(
+        messageTemplate: r"""Unsupported operation: '#name'.""",
+        withArguments: _withArgumentsInternalProblemUnsupported);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String name)> codeInternalProblemUnsupported =
+    const Code<Message Function(String name)>(
+  "InternalProblemUnsupported",
+  templateInternalProblemUnsupported,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsInternalProblemUnsupported(String name) {
+  return new Message(codeInternalProblemUnsupported,
+      message: """Unsupported operation: '$name'.""",
+      arguments: {'name': name});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeInvalidAwaitFor = messageInvalidAwaitFor;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageInvalidAwaitFor = const MessageCode("InvalidAwaitFor",
+    dart2jsCode: "INVALID_AWAIT_FOR",
+    message:
+        r"""'await' is only supported in methods with an 'async' or 'async*' body modifier.""",
+    tip:
+        r"""Try adding 'async' or 'async*' to the method body or removing the 'await' keyword.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeInvalidInlineFunctionType =
+    messageInvalidInlineFunctionType;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageInvalidInlineFunctionType = const MessageCode(
+    "InvalidInlineFunctionType",
+    dart2jsCode: "INVALID_INLINE_FUNCTION_TYPE",
+    message: r"""Invalid inline function type.""",
+    tip:
+        r"""Try changing the inline function type (as in 'int f()') to a prefixed function type using the `Function` keyword (as in 'int Function() f').""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeInvalidSyncModifier = messageInvalidSyncModifier;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageInvalidSyncModifier = const MessageCode(
+    "InvalidSyncModifier",
+    dart2jsCode: "INVALID_SYNC_MODIFIER",
+    message: r"""Invalid modifier 'sync'.""",
+    tip: r"""Try replacing 'sync' with 'sync*'.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeInvalidVoid = messageInvalidVoid;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageInvalidVoid = const MessageCode("InvalidVoid",
+    dart2jsCode: "VOID_NOT_ALLOWED",
+    message:
+        r"""Type 'void' can't be used here because it isn't a return type.""",
+    tip:
+        r"""Try removing 'void' keyword or replace it with 'var', 'final', or a type.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeListLiteralTooManyTypeArguments =
+    messageListLiteralTooManyTypeArguments;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageListLiteralTooManyTypeArguments = const MessageCode(
+    "ListLiteralTooManyTypeArguments",
+    message: r"""Too many type arguments on List literal.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeListLiteralTypeArgumentMismatch =
+    messageListLiteralTypeArgumentMismatch;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageListLiteralTypeArgumentMismatch = const MessageCode(
+    "ListLiteralTypeArgumentMismatch",
+    message: r"""Map literal requires two type arguments.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeMetadataTypeArguments = messageMetadataTypeArguments;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageMetadataTypeArguments = const MessageCode(
+    "MetadataTypeArguments",
+    dart2jsCode: "*ignored*",
+    message: r"""An annotation (metadata) can't use type arguments.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String name)> templateMethodNotFound =
+    const Template<Message Function(String name)>(
+        messageTemplate: r"""Method not found: '#name'.""",
+        withArguments: _withArgumentsMethodNotFound);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String name)> codeMethodNotFound =
+    const Code<Message Function(String name)>(
+  "MethodNotFound",
+  templateMethodNotFound,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsMethodNotFound(String name) {
+  return new Message(codeMethodNotFound,
+      message: """Method not found: '$name'.""", arguments: {'name': name});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeMissingExponent = messageMissingExponent;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageMissingExponent = const MessageCode("MissingExponent",
+    analyzerCode: "MISSING_DIGIT",
+    dart2jsCode: "EXPONENT_MISSING",
+    message:
+        r"""Numbers in exponential notation should always contain an exponent (an integer number with an optional sign).""",
+    tip:
+        r"""Make sure there is an exponent, and remove any whitespace before it.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeNamedFunctionExpression = messageNamedFunctionExpression;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageNamedFunctionExpression = const MessageCode(
+    "NamedFunctionExpression",
+    dart2jsCode: "*ignored*",
+    message: r"""A function expression can't have a name.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Template<
     Message Function(Token token)> templateNoFormals = const Template<
         Message Function(Token token)>(
     messageTemplate: r"""A function should have formal parameters.""",
     tipTemplate:
         r"""Try adding '()' after '#lexeme', or add 'get' before '#lexeme' to declare a getter.""",
     withArguments: _withArgumentsNoFormals);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Code<Message Function(Token token)> codeNoFormals =
     const Code<Message Function(Token token)>("NoFormals", templateNoFormals,
         dart2jsCode: "*ignored*");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 Message _withArgumentsNoFormals(Token token) {
   String lexeme = token.lexeme;
   return new Message(codeNoFormals,
       message: """A function should have formal parameters.""",
       tip:
           """Try adding '()' after '$lexeme', or add 'get' before '$lexeme' to declare a getter.""",
       arguments: {'token': token});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeExpectedOpenParens = messageExpectedOpenParens;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageExpectedOpenParens = const MessageCode(
-    "ExpectedOpenParens",
-    dart2jsCode: "GENERIC",
-    message: r"""Expected '('.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeUnterminatedComment = messageUnterminatedComment;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageUnterminatedComment = const MessageCode(
-    "UnterminatedComment",
-    analyzerCode: "UNTERMINATED_MULTI_LINE_COMMENT",
-    dart2jsCode: "UNTERMINATED_COMMENT",
-    message: r"""Comment starting with '/*' must end with '*/'.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeCatchSyntax = messageCatchSyntax;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageCatchSyntax = const MessageCode("CatchSyntax",
-    dart2jsCode: "*ignored*",
-    message:
-        r"""'catch' must be followed by '(identifier)' or '(identifier, identifier)'.""",
-    tip:
-        r"""No types are needed, the first is given by 'on', the second is always 'StackTrace'.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(Token token)> templateExpectedClassBody =
-    const Template<Message Function(Token token)>(
-        messageTemplate: r"""Expected a class body, but got '#lexeme'.""",
-        withArguments: _withArgumentsExpectedClassBody);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(Token token)> codeExpectedClassBody =
-    const Code<Message Function(Token token)>(
-        "ExpectedClassBody", templateExpectedClassBody,
-        dart2jsCode: "*fatal*");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsExpectedClassBody(Token token) {
-  String lexeme = token.lexeme;
-  return new Message(codeExpectedClassBody,
-      message: """Expected a class body, but got '$lexeme'.""",
-      arguments: {'token': token});
-}
+const Template<
+    Message Function(
+        String character,
+        int
+            codePoint)> templateNonAsciiIdentifier = const Template<
+        Message Function(String character, int codePoint)>(
+    messageTemplate:
+        r"""The non-ASCII character '#character' (#unicode) can't be used in identifiers, only in strings and comments.""",
+    tipTemplate:
+        r"""Try using an US-ASCII letter, a digit, '_' (an underscore), or '$' (a dollar sign).""",
+    withArguments: _withArgumentsNonAsciiIdentifier);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String character, int codePoint)>
+    codeNonAsciiIdentifier =
+    const Code<Message Function(String character, int codePoint)>(
+        "NonAsciiIdentifier", templateNonAsciiIdentifier,
+        analyzerCode: "ILLEGAL_CHARACTER", dart2jsCode: "BAD_INPUT_CHARACTER");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsNonAsciiIdentifier(String character, int codePoint) {
+  String unicode = "(U+${codePoint.toRadixString(16).padLeft(4, '0')})";
+  return new Message(codeNonAsciiIdentifier,
+      message:
+          """The non-ASCII character '$character' ($unicode) can't be used in identifiers, only in strings and comments.""",
+      tip: """Try using an US-ASCII letter, a digit, '_' (an underscore), or '\$' (a dollar sign).""",
+      arguments: {'character': character, 'codePoint': codePoint});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<
+    Message Function(
+        int
+            codePoint)> templateNonAsciiWhitespace = const Template<
+        Message Function(int codePoint)>(
+    messageTemplate:
+        r"""The non-ASCII space character #unicode can only be used in strings and comments.""",
+    withArguments: _withArgumentsNonAsciiWhitespace);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(int codePoint)> codeNonAsciiWhitespace =
+    const Code<Message Function(int codePoint)>(
+        "NonAsciiWhitespace", templateNonAsciiWhitespace,
+        analyzerCode: "ILLEGAL_CHARACTER", dart2jsCode: "BAD_INPUT_CHARACTER");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsNonAsciiWhitespace(int codePoint) {
+  String unicode = "(U+${codePoint.toRadixString(16).padLeft(4, '0')})";
+  return new Message(codeNonAsciiWhitespace,
+      message:
+          """The non-ASCII space character $unicode can only be used in strings and comments.""",
+      arguments: {'codePoint': codePoint});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeNonInstanceTypeVariableUse =
+    messageNonInstanceTypeVariableUse;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageNonInstanceTypeVariableUse = const MessageCode(
+    "NonInstanceTypeVariableUse",
+    message: r"""Can only use type variables in instance methods.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Template<Message Function(String name)> templateNotAType =
     const Template<Message Function(String name)>(
         messageTemplate: r"""'#name' isn't a type.""",
         withArguments: _withArgumentsNotAType);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Code<Message Function(String name)> codeNotAType =
     const Code<Message Function(String name)>(
   "NotAType",
   templateNotAType,
 );
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 Message _withArgumentsNotAType(String name) {
   return new Message(codeNotAType,
       message: """'$name' isn't a type.""", arguments: {'name': name});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(Token token)> templateExpectedExpression =
-    const Template<Message Function(Token token)>(
-        messageTemplate: r"""Expected an expression, but got '#lexeme'.""",
-        withArguments: _withArgumentsExpectedExpression);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(Token token)> codeExpectedExpression =
-    const Code<Message Function(Token token)>(
-        "ExpectedExpression", templateExpectedExpression,
-        dart2jsCode: "*fatal*");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsExpectedExpression(Token token) {
-  String lexeme = token.lexeme;
-  return new Message(codeExpectedExpression,
-      message: """Expected an expression, but got '$lexeme'.""",
-      arguments: {'token': token});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeInvalidAwaitFor = messageInvalidAwaitFor;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageInvalidAwaitFor = const MessageCode("InvalidAwaitFor",
-    dart2jsCode: "INVALID_AWAIT_FOR",
+const Code<Null> codeOnlyTry = messageOnlyTry;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageOnlyTry = const MessageCode("OnlyTry",
+    dart2jsCode: "*ignored*",
     message:
-        r"""'await' is only supported in methods with an 'async' or 'async*' body modifier.""",
+        r"""Try block should be followed by 'on', 'catch', or 'finally' block.""",
+    tip: r"""Did you forget to add a 'finally' block?""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codePositionalParameterWithEquals =
+    messagePositionalParameterWithEquals;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messagePositionalParameterWithEquals = const MessageCode(
+    "PositionalParameterWithEquals",
+    dart2jsCode: "POSITIONAL_PARAMETER_WITH_EQUALS",
+    message:
+        r"""Positional optional parameters can't use ':' to specify a default value.""",
+    tip: r"""Try replacing ':' with '='.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codePrivateNamedParameter = messagePrivateNamedParameter;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messagePrivateNamedParameter = const MessageCode(
+    "PrivateNamedParameter",
+    dart2jsCode: "*ignored*",
+    message: r"""An optional named parameter can't start with '_'.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String name)>
+    templateRedirectionTargetNotFound =
+    const Template<Message Function(String name)>(
+        messageTemplate:
+            r"""Redirection constructor target not found: '#name'""",
+        withArguments: _withArgumentsRedirectionTargetNotFound);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String name)> codeRedirectionTargetNotFound =
+    const Code<Message Function(String name)>(
+  "RedirectionTargetNotFound",
+  templateRedirectionTargetNotFound,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsRedirectionTargetNotFound(String name) {
+  return new Message(codeRedirectionTargetNotFound,
+      message: """Redirection constructor target not found: '$name'""",
+      arguments: {'name': name});
+}
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeRequiredParameterWithDefault =
+    messageRequiredParameterWithDefault;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageRequiredParameterWithDefault = const MessageCode(
+    "RequiredParameterWithDefault",
+    dart2jsCode: "REQUIRED_PARAMETER_WITH_DEFAULT",
+    message: r"""Non-optional parameters can't have a default value.""",
     tip:
-        r"""Try adding 'async' or 'async*' to the method body or removing the 'await' keyword.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String string, String string2)>
-    templateInternalProblemUnexpected =
-    const Template<Message Function(String string, String string2)>(
-        messageTemplate: r"""Expected '#string', but got '#string2'.""",
-        withArguments: _withArgumentsInternalProblemUnexpected);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String string, String string2)>
-    codeInternalProblemUnexpected =
-    const Code<Message Function(String string, String string2)>(
-  "InternalProblemUnexpected",
-  templateInternalProblemUnexpected,
-);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsInternalProblemUnexpected(String string, String string2) {
-  return new Message(codeInternalProblemUnexpected,
-      message: """Expected '$string', but got '$string2'.""",
-      arguments: {'string': string, 'string2': string2});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(Token token)> templateExpectedType =
-    const Template<Message Function(Token token)>(
-        messageTemplate: r"""Expected a type, but got '#lexeme'.""",
-        withArguments: _withArgumentsExpectedType);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(Token token)> codeExpectedType =
-    const Code<Message Function(Token token)>(
-        "ExpectedType", templateExpectedType,
-        dart2jsCode: "*fatal*");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsExpectedType(Token token) {
-  String lexeme = token.lexeme;
-  return new Message(codeExpectedType,
-      message: """Expected a type, but got '$lexeme'.""",
-      arguments: {'token': token});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeUnterminatedToken = messageUnterminatedToken;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageUnterminatedToken = const MessageCode(
-    "UnterminatedToken",
-    dart2jsCode: "UNTERMINATED_TOKEN",
-    message: r"""Incomplete token.""");
+        r"""Try removing the default value or making the parameter optional.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeReturnTypeFunctionExpression =
+    messageReturnTypeFunctionExpression;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageReturnTypeFunctionExpression = const MessageCode(
+    "ReturnTypeFunctionExpression",
+    dart2jsCode: "*ignored*",
+    message: r"""A function expression can't have a return type.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Template<Message Function(String name)> templateSetterNotFound =
     const Template<Message Function(String name)>(
         messageTemplate: r"""Setter not found: '#name'.""",
         withArguments: _withArgumentsSetterNotFound);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Code<Message Function(String name)> codeSetterNotFound =
     const Code<Message Function(String name)>(
   "SetterNotFound",
   templateSetterNotFound,
 );
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 Message _withArgumentsSetterNotFound(String name) {
   return new Message(codeSetterNotFound,
       message: """Setter not found: '$name'.""", arguments: {'name': name});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String string)> templateExpectedButGot =
-    const Template<Message Function(String string)>(
-        messageTemplate: r"""Expected '#string' before this.""",
-        tipTemplate: r"""DONT_KNOW_HOW_TO_FIX,""",
-        withArguments: _withArgumentsExpectedButGot);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String string)> codeExpectedButGot =
-    const Code<Message Function(String string)>(
-        "ExpectedButGot", templateExpectedButGot,
-        dart2jsCode: "MISSING_TOKEN_BEFORE_THIS");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsExpectedButGot(String string) {
-  return new Message(codeExpectedButGot,
-      message: """Expected '$string' before this.""",
-      tip: """DONT_KNOW_HOW_TO_FIX,""",
-      arguments: {'string': string});
-}
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeNamedFunctionExpression = messageNamedFunctionExpression;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageNamedFunctionExpression = const MessageCode(
-    "NamedFunctionExpression",
-    dart2jsCode: "*ignored*",
-    message: r"""A function expression can't have a name.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeConstFieldWithoutInitializer =
-    messageConstFieldWithoutInitializer;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageConstFieldWithoutInitializer = const MessageCode(
-    "ConstFieldWithoutInitializer",
-    dart2jsCode: "*ignored*",
-    message: r"""A 'const' field must be initialized.""",
-    tip: r"""Try adding '= <initializer>'.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeFastaUsageLong = messageFastaUsageLong;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageFastaUsageLong =
-    const MessageCode("FastaUsageLong", message: r"""Supported options:
-
-  -o <file>, --output=<file>
-    Generate the output into <file>.
-
-  -h, /h, /?, --help
-    Display this message (add -v for information about all options).
-
-  -v, --verbose
-    Display verbose information.
-
-  --
-    Stop option parsing, the rest of the command line is assumed to be
-    file names or arguments to the Dart program.
-
-  --packages=<file>
-    Use package resolution configuration <file>, which should contain a mapping
-    of package names to paths.
-
-  --platform=<file>
-    Read the SDK platform from <file>, which should be in Dill/Kernel IR format
-    and contain the Dart SDK.
-
-  --target=none|vm|vmcc|vmreify|flutter
-    Specify the target configuration.
-
-  --verify
-    Check that the generated output is free of various problems. This is mostly
-    useful for developers of this compiler or Kernel transformations.
-
-  --dump-ir
-    Print compiled libraries in Kernel source notation.
-
-  --exclude-source
-    Do not include source code in the dill file.
-
-  --compile-sdk=<patched_sdk>
-    Compile the SDK from scratch instead of reading it from 'platform.dill'.
-
-  --sdk=<patched_sdk>
-    Location of the SDK sources for use when compiling additional platform
-    libraries.
-
-  --fatal=errors
-  --fatal=warnings
-  --fatal=nits
-    Makes messages of the given kinds fatal, that is, immediately stop the
-    compiler with a non-zero exit-code. In --verbose mode, also display an
-    internal stack trace from the compiler. Multiple kinds can be separated by
-    commas, for example, --fatal=errors,warnings.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeAwaitForNotAsync = messageAwaitForNotAsync;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageAwaitForNotAsync = const MessageCode(
-    "AwaitForNotAsync",
-    dart2jsCode: "*ignored*",
-    message:
-        r"""Asynchronous for-loop can only be used in 'async' or 'async*' methods.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeEncoding = messageEncoding;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageEncoding = const MessageCode("Encoding",
-    dart2jsCode: "*fatal*", message: r"""Unable to decode bytes as UTF-8.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeAsyncAsIdentifier = messageAsyncAsIdentifier;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageAsyncAsIdentifier = const MessageCode(
-    "AsyncAsIdentifier",
-    analyzerCode: "ASYNC_KEYWORD_USED_AS_IDENTIFIER",
-    dart2jsCode: "GENERIC",
-    message:
-        r"""'async' can't be used as an identifier in 'async', 'async*', or 'sync*' methods.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeYieldAsIdentifier = messageYieldAsIdentifier;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageYieldAsIdentifier = const MessageCode(
-    "YieldAsIdentifier",
-    dart2jsCode: "*ignored*",
-    message:
-        r"""'yield' can't be used as an identifier in 'async', 'async*', or 'sync*' methods.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeAssertAsExpression = messageAssertAsExpression;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageAssertAsExpression = const MessageCode(
-    "AssertAsExpression",
-    dart2jsCode: "*fatal*",
-    message: r"""`assert` can't be used as an expression.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeOnlyTry = messageOnlyTry;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageOnlyTry = const MessageCode("OnlyTry",
-    dart2jsCode: "*ignored*",
-    message:
-        r"""Try block should be followed by 'on', 'catch', or 'finally' block.""",
-    tip: r"""Did you forget to add a 'finally' block?""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeInvalidInlineFunctionType =
-    messageInvalidInlineFunctionType;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageInvalidInlineFunctionType = const MessageCode(
-    "InvalidInlineFunctionType",
-    dart2jsCode: "INVALID_INLINE_FUNCTION_TYPE",
-    message: r"""Invalid inline function type.""",
-    tip:
-        r"""Try changing the inline function type (as in 'int f()') to a prefixed function type using the `Function` keyword (as in 'int Function() f').""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeMetadataTypeArguments = messageMetadataTypeArguments;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageMetadataTypeArguments = const MessageCode(
-    "MetadataTypeArguments",
-    dart2jsCode: "*ignored*",
-    message: r"""An annotation (metadata) can't use type arguments.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeExpectedBody = messageExpectedBody;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageExpectedBody = const MessageCode("ExpectedBody",
-    dart2jsCode: "BODY_EXPECTED",
-    message: r"""Expected a function body or '=>'.""",
-    tip: r"""Try adding {}.""");
+const Code<Null> codeSetterNotSync = messageSetterNotSync;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageSetterNotSync = const MessageCode("SetterNotSync",
+    dart2jsCode: "*ignored*",
+    message: r"""Setters can't use 'async', 'async*', or 'sync*'.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeStackOverflow = messageStackOverflow;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageStackOverflow = const MessageCode("StackOverflow",
+    dart2jsCode: "GENERIC", message: r"""Stack overflow.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeSuperNullAware = messageSuperNullAware;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageSuperNullAware = const MessageCode("SuperNullAware",
+    dart2jsCode: "*ignored*",
+    message: r"""'super' can't be null.""",
+    tip: r"""Try replacing '?.' with '.'""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeTypeAfterVar = messageTypeAfterVar;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageTypeAfterVar = const MessageCode("TypeAfterVar",
+    dart2jsCode: "EXTRANEOUS_MODIFIER",
+    message: r"""Can't have both a type and 'var'.""",
+    tip: r"""Try removing 'var.'""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String name)> templateTypeNotFound =
+    const Template<Message Function(String name)>(
+        messageTemplate: r"""Type '#name' not found.""",
+        withArguments: _withArgumentsTypeNotFound);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String name)> codeTypeNotFound =
+    const Code<Message Function(String name)>(
+  "TypeNotFound",
+  templateTypeNotFound,
+);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsTypeNotFound(String name) {
+  return new Message(codeTypeNotFound,
+      message: """Type '$name' not found.""", arguments: {'name': name});
+}
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const Code<Null> codeTypeRequired = messageTypeRequired;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
 const MessageCode messageTypeRequired = const MessageCode("TypeRequired",
     message: r"""A type or modifier is required here.""",
     tip: r"""Try adding a type, 'var', 'const', or 'final'.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeInternalProblemAlreadyInitialized =
-    messageInternalProblemAlreadyInitialized;
+const Code<Null> codeUnexpectedDollarInString = messageUnexpectedDollarInString;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageInternalProblemAlreadyInitialized = const MessageCode(
-    "InternalProblemAlreadyInitialized",
-    message: r"""Attempt to set initializer on field without initializer.""");
+const MessageCode messageUnexpectedDollarInString = const MessageCode(
+    "UnexpectedDollarInString",
+    dart2jsCode: "MALFORMED_STRING_LITERAL",
+    message:
+        r"""A '$' has special meaning inside a string, and must be followed by an identifier or an expression in curly braces ({}).""",
+    tip: r"""Try adding a backslash (\) to escape the '$'.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeInvalidVoid = messageInvalidVoid;
+const Template<Message Function(Token token)> templateUnexpectedToken =
+    const Template<Message Function(Token token)>(
+        messageTemplate: r"""Unexpected token '#lexeme'.""",
+        withArguments: _withArgumentsUnexpectedToken);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageInvalidVoid = const MessageCode("InvalidVoid",
-    dart2jsCode: "VOID_NOT_ALLOWED",
-    message:
-        r"""Type 'void' can't be used here because it isn't a return type.""",
-    tip:
-        r"""Try removing 'void' keyword or replace it with 'var', 'final', or a type.""");
+const Code<Message Function(Token token)> codeUnexpectedToken =
+    const Code<Message Function(Token token)>(
+        "UnexpectedToken", templateUnexpectedToken,
+        dart2jsCode: "*fatal*");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(Token token)> templateBuiltInIdentifierAsType =
-    const Template<Message Function(Token token)>(
-        messageTemplate: r"""Can't use '#lexeme' as a type.""",
-        withArguments: _withArgumentsBuiltInIdentifierAsType);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(Token token)> codeBuiltInIdentifierAsType =
-    const Code<Message Function(Token token)>(
-        "BuiltInIdentifierAsType", templateBuiltInIdentifierAsType,
-        analyzerCode: "EXPECTED_TYPE_NAME", dart2jsCode: "EXTRANEOUS_MODIFIER");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsBuiltInIdentifierAsType(Token token) {
+Message _withArgumentsUnexpectedToken(Token token) {
   String lexeme = token.lexeme;
-  return new Message(codeBuiltInIdentifierAsType,
-      message: """Can't use '$lexeme' as a type.""",
-      arguments: {'token': token});
+  return new Message(codeUnexpectedToken,
+      message: """Unexpected token '$lexeme'.""", arguments: {'token': token});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeGeneratorReturnsValue = messageGeneratorReturnsValue;
+const Template<Message Function(String string, Token token)>
+    templateUnmatchedToken =
+    const Template<Message Function(String string, Token token)>(
+        messageTemplate: r"""Can't find '#string' to match '#lexeme'.""",
+        withArguments: _withArgumentsUnmatchedToken);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageGeneratorReturnsValue = const MessageCode(
-    "GeneratorReturnsValue",
-    dart2jsCode: "*ignored*",
-    message: r"""'sync*' and 'async*' can't return a value.""");
+const Code<Message Function(String string, Token token)> codeUnmatchedToken =
+    const Code<Message Function(String string, Token token)>(
+        "UnmatchedToken", templateUnmatchedToken,
+        dart2jsCode: "UNMATCHED_TOKEN");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeListLiteralTypeArgumentMismatch =
-    messageListLiteralTypeArgumentMismatch;
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageListLiteralTypeArgumentMismatch = const MessageCode(
-    "ListLiteralTypeArgumentMismatch",
-    message: r"""Map literal requires two type arguments.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String name)> templateMethodNotFound =
-    const Template<Message Function(String name)>(
-        messageTemplate: r"""Method not found: '#name'.""",
-        withArguments: _withArgumentsMethodNotFound);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String name)> codeMethodNotFound =
-    const Code<Message Function(String name)>(
-  "MethodNotFound",
-  templateMethodNotFound,
-);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsMethodNotFound(String name) {
-  return new Message(codeMethodNotFound,
-      message: """Method not found: '$name'.""", arguments: {'name': name});
+Message _withArgumentsUnmatchedToken(String string, Token token) {
+  String lexeme = token.lexeme;
+  return new Message(codeUnmatchedToken,
+      message: """Can't find '$string' to match '$lexeme'.""",
+      arguments: {'string': string, 'token': token});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Null> codeInternalProblemExtendingUnmodifiableScope =
-    messageInternalProblemExtendingUnmodifiableScope;
+const Template<Message Function(String string)> templateUnspecified =
+    const Template<Message Function(String string)>(
+        messageTemplate: r"""#string""",
+        withArguments: _withArgumentsUnspecified);
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const MessageCode messageInternalProblemExtendingUnmodifiableScope =
-    const MessageCode("InternalProblemExtendingUnmodifiableScope",
-        message: r"""Can't extend an unmodifiable scope.""");
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(Token token)>
-    templateBuiltInIdentifierInDeclaration =
-    const Template<Message Function(Token token)>(
-        messageTemplate: r"""Can't use '#lexeme' as a name here.""",
-        withArguments: _withArgumentsBuiltInIdentifierInDeclaration);
-
-// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(Token token)> codeBuiltInIdentifierInDeclaration =
-    const Code<Message Function(Token token)>("BuiltInIdentifierInDeclaration",
-        templateBuiltInIdentifierInDeclaration,
+const Code<Message Function(String string)> codeUnspecified =
+    const Code<Message Function(String string)>(
+        "Unspecified", templateUnspecified,
         dart2jsCode: "GENERIC");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsBuiltInIdentifierInDeclaration(Token token) {
-  String lexeme = token.lexeme;
-  return new Message(codeBuiltInIdentifierInDeclaration,
-      message: """Can't use '$lexeme' as a name here.""",
-      arguments: {'token': token});
+Message _withArgumentsUnspecified(String string) {
+  return new Message(codeUnspecified,
+      message: """$string""", arguments: {'string': string});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<Message Function(String name)>
-    templateRedirectionTargetNotFound =
-    const Template<Message Function(String name)>(
-        messageTemplate:
-            r"""Redirection constructor target not found: '#name'""",
-        withArguments: _withArgumentsRedirectionTargetNotFound);
+const Code<Null> codeUnsupportedPrefixPlus = messageUnsupportedPrefixPlus;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String name)> codeRedirectionTargetNotFound =
-    const Code<Message Function(String name)>(
-  "RedirectionTargetNotFound",
-  templateRedirectionTargetNotFound,
-);
+const MessageCode messageUnsupportedPrefixPlus = const MessageCode(
+    "UnsupportedPrefixPlus",
+    dart2jsCode: "UNSUPPORTED_PREFIX_PLUS",
+    message: r"""'+' is not a prefix operator. """,
+    tip: r"""Try removing '+'.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsRedirectionTargetNotFound(String name) {
-  return new Message(codeRedirectionTargetNotFound,
-      message: """Redirection constructor target not found: '$name'""",
-      arguments: {'name': name});
+const Code<Null> codeUnterminatedComment = messageUnterminatedComment;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageUnterminatedComment = const MessageCode(
+    "UnterminatedComment",
+    analyzerCode: "UNTERMINATED_MULTI_LINE_COMMENT",
+    dart2jsCode: "UNTERMINATED_COMMENT",
+    message: r"""Comment starting with '/*' must end with '*/'.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Template<Message Function(String string)> templateUnterminatedString =
+    const Template<Message Function(String string)>(
+        messageTemplate: r"""String must end with #string.""",
+        withArguments: _withArgumentsUnterminatedString);
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Message Function(String string)> codeUnterminatedString =
+    const Code<Message Function(String string)>(
+        "UnterminatedString", templateUnterminatedString,
+        analyzerCode: "UNTERMINATED_STRING_LITERAL",
+        dart2jsCode: "UNTERMINATED_STRING");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+Message _withArgumentsUnterminatedString(String string) {
+  return new Message(codeUnterminatedString,
+      message: """String must end with $string.""",
+      arguments: {'string': string});
 }
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Template<
-    Message Function(
-        String character,
-        int
-            codePoint)> templateNonAsciiIdentifier = const Template<
-        Message Function(String character, int codePoint)>(
-    messageTemplate:
-        r"""The non-ASCII character '#character' (#unicode) can't be used in identifiers, only in strings and comments.""",
-    tipTemplate:
-        r"""Try using an US-ASCII letter, a digit, '_' (an underscore), or '$' (a dollar sign).""",
-    withArguments: _withArgumentsNonAsciiIdentifier);
+const Code<Null> codeUnterminatedToken = messageUnterminatedToken;
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-const Code<Message Function(String character, int codePoint)>
-    codeNonAsciiIdentifier =
-    const Code<Message Function(String character, int codePoint)>(
-        "NonAsciiIdentifier", templateNonAsciiIdentifier,
-        analyzerCode: "ILLEGAL_CHARACTER", dart2jsCode: "BAD_INPUT_CHARACTER");
+const MessageCode messageUnterminatedToken = const MessageCode(
+    "UnterminatedToken",
+    dart2jsCode: "UNTERMINATED_TOKEN",
+    message: r"""Incomplete token.""");
 
 // DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
-Message _withArgumentsNonAsciiIdentifier(String character, int codePoint) {
-  String unicode = "(U+${codePoint.toRadixString(16).padLeft(4, '0')})";
-  return new Message(codeNonAsciiIdentifier,
-      message:
-          """The non-ASCII character '$character' ($unicode) can't be used in identifiers, only in strings and comments.""",
-      tip: """Try using an US-ASCII letter, a digit, '_' (an underscore), or '\$' (a dollar sign).""",
-      arguments: {'character': character, 'codePoint': codePoint});
-}
+const Code<Null> codeYieldAsIdentifier = messageYieldAsIdentifier;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageYieldAsIdentifier = const MessageCode(
+    "YieldAsIdentifier",
+    dart2jsCode: "*ignored*",
+    message:
+        r"""'yield' can't be used as an identifier in 'async', 'async*', or 'sync*' methods.""");
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const Code<Null> codeYieldNotGenerator = messageYieldNotGenerator;
+
+// DO NOT EDIT. THIS FILE IS GENERATED. SEE TOP OF FILE.
+const MessageCode messageYieldNotGenerator = const MessageCode(
+    "YieldNotGenerator",
+    dart2jsCode: "*ignored*",
+    message: r"""'yield' can only be used in 'sync*' or 'async*' methods.""");