blob: 27e7370c2d2acd555eb17bbd152f26c1e8fd6c0a [file] [log] [blame]
// 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.
library fasta.parser.class_member_parser;
import '../../scanner/token.dart' show Token;
import 'error_delegation_listener.dart' show ErrorDelegationListener;
import 'listener.dart' show Listener;
import 'parser.dart' show Parser;
/// Parser similar to [TopLevelParser] but also parses class members (excluding
/// their bodies).
class ClassMemberParser extends Parser {
Parser skipParser;
ClassMemberParser(Listener listener) : super(listener);
Token parseExpression(Token token) {
return skipExpression(token);
Token parseIdentifierExpression(Token token) {
Token skipExpression(Token token) {
// TODO(askesc): We listen to errors occurring during expression parsing,
// since the parser may rewrite the token stream such that the error is
// not triggered during the second parse.
// When the parser supports not doing token stream rewriting, use that
// feature together with a no-op listener instead.
skipParser ??= new Parser(new ErrorDelegationListener(listener));
skipParser.mayParseFunctionExpressions = mayParseFunctionExpressions;
skipParser.asyncState = asyncState;
skipParser.loopState = loopState;
return skipParser.parseExpression(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).
Token parseArgumentsOpt(Token token) => skipArgumentsOpt(token);
Token parseFunctionBody(Token token, bool isExpression, bool allowAbstract) {
return skipFunctionBody(token, isExpression, allowAbstract);
Token parseInvalidBlock(Token token) => skipBlock(token);