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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 import 'dart:_internal' as internal; | 5 import 'dart:_internal' as internal; |
6 import 'dart:convert' show JSON; | 6 import 'dart:convert' show JSON; |
7 | 7 |
8 patch class Error { | 8 patch class Error { |
9 /* patch */ static String _objectToString(Object object) { | 9 /* patch */ static String _objectToString(Object object) { |
10 return Object._toString(object); | 10 return Object._toString(object); |
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38 return "'$_url': Failed assertion: line $_line$columnInfo: " | 38 return "'$_url': Failed assertion: line $_line$columnInfo: " |
39 "'$_failedAssertion' is not true."; | 39 "'$_failedAssertion' is not true."; |
40 } | 40 } |
41 final String _failedAssertion; | 41 final String _failedAssertion; |
42 final String _url; | 42 final String _url; |
43 final int _line; | 43 final int _line; |
44 final int _column; | 44 final int _column; |
45 } | 45 } |
46 | 46 |
47 class _TypeError extends _AssertionError implements TypeError { | 47 class _TypeError extends _AssertionError implements TypeError { |
48 _TypeError._create(String url, int line, int column, | 48 _TypeError._create(String url, int line, int column, this._errorMsg) |
49 this._srcType, this._dstType, this._dstName, | |
50 this._errorMsg) | |
51 : super._create("is assignable", url, line, column); | 49 : super._create("is assignable", url, line, column); |
52 | 50 |
53 static _throwNew(int location, | 51 static _throwNew(int location, |
54 Object src_value, | 52 Object src_value, |
55 String dst_type_name, | 53 _Type dst_type, |
56 String dst_name, | 54 String dst_name, |
57 String error_msg) | 55 String bound_error_msg) |
58 native "TypeError_throwNew"; | 56 native "TypeError_throwNew"; |
59 | 57 |
60 static _throwNewIfNotLoaded(_LibraryPrefix prefix, | 58 static _throwNewIfNotLoaded(_LibraryPrefix prefix, |
61 int location, | 59 int location, |
62 Object src_value, | 60 Object src_value, |
63 String dst_type_name, | 61 _Type dst_type, |
64 String dst_name, | 62 String dst_name, |
65 String error_msg) { | 63 String bound_error_msg) { |
66 if (!prefix.isLoaded()) { | 64 if (!prefix.isLoaded()) { |
67 _throwNew(location, src_value, dst_type_name, dst_name, error_msg); | 65 _throwNew(location, src_value, dst_type, dst_name, bound_error_msg); |
68 } | 66 } |
69 } | 67 } |
70 | 68 |
| 69 String toString() => _errorMsg; |
71 | 70 |
72 String toString() { | |
73 String str = (_errorMsg != null) ? _errorMsg : ""; | |
74 if ((_dstName != null) && (_dstName.length > 0)) { | |
75 str = "${str}type '$_srcType' is not a subtype of " | |
76 "type '$_dstType' of '$_dstName'."; | |
77 } else { | |
78 str = "${str}type error."; | |
79 } | |
80 return str; | |
81 } | |
82 | |
83 final String _srcType; | |
84 final String _dstType; | |
85 final String _dstName; | |
86 final String _errorMsg; | 71 final String _errorMsg; |
87 } | 72 } |
88 | 73 |
89 class _CastError extends Error implements CastError { | 74 class _CastError extends Error implements CastError { |
90 _CastError._create(this._url, this._line, this._column, | 75 _CastError._create(this._url, this._line, this._column, this._errorMsg); |
91 this._srcType, this._dstType, this._dstName, | |
92 this._errorMsg); | |
93 | 76 |
94 // A CastError is allocated by TypeError._throwNew() when dst_name equals | 77 // A CastError is allocated by TypeError._throwNew() when dst_name equals |
95 // Exceptions::kCastErrorDstName. | 78 // Symbols::InTypeCast(). |
96 | 79 |
97 String toString() { | 80 String toString() => _errorMsg; |
98 String str = (_errorMsg != null) ? _errorMsg : ""; | |
99 str = "${str}type '$_srcType' is not a subtype of " | |
100 "type '$_dstType' in type cast."; | |
101 return str; | |
102 } | |
103 | 81 |
104 // Fields _url, _line, and _column are only used for debugging purposes. | 82 // Fields _url, _line, and _column are only used for debugging purposes. |
105 final String _url; | 83 final String _url; |
106 final int _line; | 84 final int _line; |
107 final int _column; | 85 final int _column; |
108 final String _srcType; | |
109 final String _dstType; | |
110 final String _dstName; | |
111 final String _errorMsg; | 86 final String _errorMsg; |
112 } | 87 } |
113 | 88 |
114 patch class FallThroughError { | 89 patch class FallThroughError { |
115 FallThroughError._create(this._url, this._line); | 90 FallThroughError._create(this._url, this._line); |
116 | 91 |
117 static _throwNew(int case_clause_pos) native "FallThroughError_throwNew"; | 92 static _throwNew(int case_clause_pos) native "FallThroughError_throwNew"; |
118 | 93 |
119 /* patch */ String toString() { | 94 /* patch */ String toString() { |
120 return "'$_url': Switch case fall-through at line $_line."; | 95 return "'$_url': Switch case fall-through at line $_line."; |
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355 msg_buf.write( | 330 msg_buf.write( |
356 "NoSuchMethodError: incorrect number of arguments passed to " | 331 "NoSuchMethodError: incorrect number of arguments passed to " |
357 "method named '$memberName'\n" | 332 "method named '$memberName'\n" |
358 "Receiver: $receiver_str\n" | 333 "Receiver: $receiver_str\n" |
359 "Tried calling: $memberName($actualParameters)\n" | 334 "Tried calling: $memberName($actualParameters)\n" |
360 "Found: $memberName($formalParameters)"); | 335 "Found: $memberName($formalParameters)"); |
361 } | 336 } |
362 return msg_buf.toString(); | 337 return msg_buf.toString(); |
363 } | 338 } |
364 } | 339 } |
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