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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 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. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 library fasta.parser.parser; | 5 library fasta.parser.parser; |
6 | 6 |
7 import '../scanner.dart' show ErrorToken; | 7 import '../scanner.dart' show ErrorToken; |
8 | 8 |
9 import '../scanner/recover.dart' show closeBraceFor, skipToEof; | 9 import '../scanner/recover.dart' show closeBraceFor, skipToEof; |
10 | 10 |
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2002 if (!allowAbstract) { | 2002 if (!allowAbstract) { |
2003 reportRecoverableError(token, ErrorKind.ExpectedBody); | 2003 reportRecoverableError(token, ErrorKind.ExpectedBody); |
2004 } | 2004 } |
2005 listener.endFunctionBody(0, null, token); | 2005 listener.endFunctionBody(0, null, token); |
2006 return token; | 2006 return token; |
2007 } else if (optional('=>', token)) { | 2007 } else if (optional('=>', token)) { |
2008 Token begin = token; | 2008 Token begin = token; |
2009 token = parseExpression(token.next); | 2009 token = parseExpression(token.next); |
2010 if (!isExpression) { | 2010 if (!isExpression) { |
2011 expectSemicolon(token); | 2011 expectSemicolon(token); |
2012 listener.endReturnStatement(true, begin, token); | 2012 listener.endExpressionFunctionBody(begin, token); |
2013 } else { | 2013 } else { |
2014 listener.endReturnStatement(true, begin, null); | 2014 listener.endExpressionFunctionBody(begin, null); |
2015 } | 2015 } |
2016 return token; | 2016 return token; |
2017 } else if (optional('=', token)) { | 2017 } else if (optional('=', token)) { |
2018 Token begin = token; | 2018 Token begin = token; |
2019 // Recover from a bad factory method. | 2019 // Recover from a bad factory method. |
2020 reportRecoverableError(token, ErrorKind.ExpectedBody); | 2020 reportRecoverableError(token, ErrorKind.ExpectedBody); |
2021 token = parseExpression(token.next); | 2021 token = parseExpression(token.next); |
2022 if (!isExpression) { | 2022 if (!isExpression) { |
2023 expectSemicolon(token); | 2023 expectSemicolon(token); |
2024 listener.endReturnStatement(true, begin, token); | 2024 listener.endExpressionFunctionBody(begin, token); |
2025 } else { | 2025 } else { |
2026 listener.endReturnStatement(true, begin, null); | 2026 listener.endExpressionFunctionBody(begin, null); |
2027 } | 2027 } |
2028 return token; | 2028 return token; |
2029 } | 2029 } |
2030 Token begin = token; | 2030 Token begin = token; |
2031 int statementCount = 0; | 2031 int statementCount = 0; |
2032 if (!optional('{', token)) { | 2032 if (!optional('{', token)) { |
2033 token = reportUnrecoverableError(token, ErrorKind.ExpectedFunctionBody); | 2033 token = reportUnrecoverableError(token, ErrorKind.ExpectedFunctionBody); |
2034 listener.handleInvalidFunctionBody(token); | 2034 listener.handleInvalidFunctionBody(token); |
2035 return token; | 2035 return token; |
2036 } | 2036 } |
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3545 break; | 3545 break; |
3546 } | 3546 } |
3547 if (isRecoverable) { | 3547 if (isRecoverable) { |
3548 listener.handleRecoverableError(token, kind, arguments); | 3548 listener.handleRecoverableError(token, kind, arguments); |
3549 return null; | 3549 return null; |
3550 } else { | 3550 } else { |
3551 return listener.handleUnrecoverableError(token, kind, arguments); | 3551 return listener.handleUnrecoverableError(token, kind, arguments); |
3552 } | 3552 } |
3553 } | 3553 } |
3554 } | 3554 } |
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