pkg/front_end/lib/src/fasta/parser/util.dart - Issue 2978063002: Move parser helper classes to own files and clean them up.

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Side by Side Diff: pkg/front_end/lib/src/fasta/parser/util.dart

Issue 2978063002: Move parser helper classes to own files and clean them up. (Closed)

Patch Set: Don't use problems.dart in parser. Created 3 years, 5 months ago

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	1 // Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file

	2 // for details. All rights reserved. Use of this source code is governed by a

	3 // BSD-style license that can be found in the LICENSE file.

	4

	5 library fasta.parser.util;

	6

	7 import '../scanner.dart' show Token;

	8

	9 /// Returns true if [token] is the symbol or keyword [value].

	10 bool optional(String value, Token token) {

	11 return identical(value, token.stringValue);

	12 }

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