Index: sdk/lib/_internal/compiler/implementation/scanner/partial_parser.dart |
diff --git a/sdk/lib/_internal/compiler/implementation/scanner/partial_parser.dart b/sdk/lib/_internal/compiler/implementation/scanner/partial_parser.dart |
deleted file mode 100644 |
index c6ccbf47c195864ec9bac83bfb4869b78336b903..0000000000000000000000000000000000000000 |
--- a/sdk/lib/_internal/compiler/implementation/scanner/partial_parser.dart |
+++ /dev/null |
@@ -1,166 +0,0 @@ |
-// Copyright (c) 2011, 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. |
- |
-part of scanner; |
- |
-class PartialParser extends Parser { |
- PartialParser(Listener listener) : super(listener); |
- |
- Token parseClassBody(Token token) => skipClassBody(token); |
- |
- Token fullParseClassBody(Token token) => super.parseClassBody(token); |
- |
- Token parseExpression(Token token) => skipExpression(token); |
- |
- Token parseArgumentsOpt(Token token) { |
- // This method is overridden for two reasons: |
- // 1. Avoid generating events for arguments. |
- // 2. Avoid calling skip expression for each argument (which doesn't work). |
- if (optional('(', token)) { |
- BeginGroupToken begin = token; |
- return begin.endGroup.next; |
- } else { |
- return token; |
- } |
- } |
- |
- Token skipExpression(Token token) { |
- while (true) { |
- final kind = token.kind; |
- final value = token.stringValue; |
- if ((identical(kind, EOF_TOKEN)) || |
- (identical(value, ';')) || |
- (identical(value, ',')) || |
- (identical(value, '}')) || |
- (identical(value, ')')) || |
- (identical(value, ']'))) { |
- break; |
- } |
- if (identical(value, '=') || |
- identical(value, '?') || |
- identical(value, ':')) { |
- var nextValue = token.next.stringValue; |
- if (identical(nextValue, 'const')) { |
- token = token.next; |
- nextValue = token.next.stringValue; |
- } |
- if (identical(nextValue, '{')) { |
- // Handle cases like this: |
- // class Foo { |
- // var map; |
- // Foo() : map = {}; |
- // Foo.x() : map = true ? {} : {}; |
- // } |
- BeginGroupToken begin = token.next; |
- token = (begin.endGroup != null) ? begin.endGroup : token; |
- token = token.next; |
- continue; |
- } |
- if (identical(nextValue, '<')) { |
- // Handle cases like this: |
- // class Foo { |
- // var map; |
- // Foo() : map = <String, Foo>{}; |
- // Foo.x() : map = true ? <String, Foo>{} : <String, Foo>{}; |
- // } |
- BeginGroupToken begin = token.next; |
- token = (begin.endGroup != null) ? begin.endGroup : token; |
- token = token.next; |
- if (identical(token.stringValue, '{')) { |
- begin = token; |
- token = (begin.endGroup != null) ? begin.endGroup : token; |
- token = token.next; |
- } |
- continue; |
- } |
- } |
- if (!mayParseFunctionExpressions && identical(value, '{')) { |
- break; |
- } |
- if (token is BeginGroupToken) { |
- BeginGroupToken begin = token; |
- token = (begin.endGroup != null) ? begin.endGroup : token; |
- } else if (token is ErrorToken) { |
- listener.reportErrorToken(token); |
- } |
- token = token.next; |
- } |
- return token; |
- } |
- |
- Token skipClassBody(Token token) { |
- if (!optional('{', token)) { |
- return listener.expectedClassBodyToSkip(token); |
- } |
- BeginGroupToken beginGroupToken = token; |
- Token endGroup = beginGroupToken.endGroup; |
- if (endGroup == null) { |
- return listener.unmatched(beginGroupToken); |
- } else if (!identical(endGroup.kind, $CLOSE_CURLY_BRACKET)) { |
- return listener.unmatched(beginGroupToken); |
- } |
- return endGroup; |
- } |
- |
- Token skipAsyncModifier(Token token) { |
- String value = token.stringValue; |
- if (identical(value, 'async')) { |
- token = token.next; |
- value = token.stringValue; |
- |
- if (identical(value, '*')) { |
- token = token.next; |
- } |
- } else if (identical(value, 'sync')) { |
- token = token.next; |
- value = token.stringValue; |
- |
- if (identical(value, '*')) { |
- token = token.next; |
- } |
- } |
- return token; |
- } |
- |
- Token parseFunctionBody(Token token, bool isExpression, bool allowAbstract) { |
- assert(!isExpression); |
- token = skipAsyncModifier(token); |
- String value = token.stringValue; |
- if (identical(value, ';')) { |
- if (!allowAbstract) { |
- listener.reportError(token, MessageKind.BODY_EXPECTED); |
- } |
- listener.handleNoFunctionBody(token); |
- } else { |
- if (identical(value, '=>')) { |
- token = parseExpression(token.next); |
- expectSemicolon(token); |
- } else if (value == '=') { |
- token = parseRedirectingFactoryBody(token); |
- expectSemicolon(token); |
- } else { |
- token = skipBlock(token); |
- } |
- listener.skippedFunctionBody(token); |
- } |
- return token; |
- } |
- |
- Token parseFormalParameters(Token token) => skipFormals(token); |
- |
- Token skipFormals(Token token) { |
- listener.beginOptionalFormalParameters(token); |
- if (!optional('(', token)) { |
- if (optional(';', token)) { |
- listener.recoverableError(token, "expected '('"); |
- return token; |
- } |
- return listener.unexpected(token); |
- } |
- BeginGroupToken beginGroupToken = token; |
- Token endToken = beginGroupToken.endGroup; |
- listener.endFormalParameters(0, token, endToken); |
- return endToken.next; |
- } |
-} |