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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 // Errors are created and thrown by DartVM only. | 4 // Errors are created and thrown by DartVM only. |
5 // Changes here should also be reflected in corelib/error.dart as well | 5 // Changes here should also be reflected in corelib/error.dart as well |
6 | 6 |
7 class AssertionErrorImplementation implements AssertionError { | 7 class AssertionErrorImplementation implements AssertionError { |
8 factory AssertionErrorImplementation._uninstantiable() { | 8 factory AssertionErrorImplementation._uninstantiable() { |
9 throw const UnsupportedOperationException( | 9 throw new StateError( |
10 "AssertionError can only be allocated by the VM"); | 10 "AssertionError can only be allocated by the VM"); |
11 } | 11 } |
12 static _throwNew(int assertionStart, int assertionEnd) | 12 static _throwNew(int assertionStart, int assertionEnd) |
13 native "AssertionError_throwNew"; | 13 native "AssertionError_throwNew"; |
14 String toString() { | 14 String toString() { |
15 return "'$url': Failed assertion: line $line pos $column: " | 15 return "'$url': Failed assertion: line $line pos $column: " |
16 "'$failedAssertion' is not true."; | 16 "'$failedAssertion' is not true."; |
17 } | 17 } |
18 final String failedAssertion; | 18 final String failedAssertion; |
19 final String url; | 19 final String url; |
20 final int line; | 20 final int line; |
21 final int column; | 21 final int column; |
22 } | 22 } |
23 | 23 |
24 class TypeErrorImplementation | 24 class TypeErrorImplementation |
25 extends AssertionErrorImplementation | 25 extends AssertionErrorImplementation |
26 implements TypeError { | 26 implements TypeError { |
27 factory TypeErrorImplementation._uninstantiable() { | 27 factory TypeErrorImplementation._uninstantiable() { |
28 throw const UnsupportedOperationException( | 28 throw new StateError( |
29 "TypeError can only be allocated by the VM"); | 29 "TypeError can only be allocated by the VM"); |
30 } | 30 } |
31 static _throwNew(int location, | 31 static _throwNew(int location, |
32 Object src_value, | 32 Object src_value, |
33 String dst_type_name, | 33 String dst_type_name, |
34 String dst_name, | 34 String dst_name, |
35 String malformed_error) | 35 String malformed_error) |
36 native "TypeError_throwNew"; | 36 native "TypeError_throwNew"; |
37 String toString() { | 37 String toString() { |
38 String str = (malformedError != null) ? malformedError : ""; | 38 String str = (malformedError != null) ? malformedError : ""; |
39 if ((dstName != null) && (dstName.length > 0)) { | 39 if ((dstName != null) && (dstName.length > 0)) { |
40 str = "${str}type '$srcType' is not a subtype of " | 40 str = "${str}type '$srcType' is not a subtype of " |
41 "type '$dstType' of '$dstName'."; | 41 "type '$dstType' of '$dstName'."; |
42 } else { | 42 } else { |
43 str = "${str}malformed type used."; | 43 str = "${str}malformed type used."; |
44 } | 44 } |
45 return str; | 45 return str; |
46 } | 46 } |
47 final String srcType; | 47 final String srcType; |
48 final String dstType; | 48 final String dstType; |
49 final String dstName; | 49 final String dstName; |
50 final String malformedError; | 50 final String malformedError; |
51 } | 51 } |
52 | 52 |
53 class CastErrorImplementation | 53 class CastErrorImplementation |
54 extends TypeErrorImplementation | 54 extends TypeErrorImplementation |
55 implements CastError { | 55 implements CastError { |
56 factory CastError._uninstantiable() { | 56 factory CastError._uninstantiable() { |
57 throw const UnsupportedOperationException( | 57 throw new StateError( |
58 "CastError can only be allocated by the VM"); | 58 "CastError can only be allocated by the VM"); |
59 } | 59 } |
60 // A CastError is allocated by TypeError._throwNew() when dst_name equals | 60 // A CastError is allocated by TypeError._throwNew() when dst_name equals |
61 // Exceptions::kCastErrorDstName. | 61 // Exceptions::kCastErrorDstName. |
62 String toString() { | 62 String toString() { |
63 String str = (malformedError != null) ? malformedError : ""; | 63 String str = (malformedError != null) ? malformedError : ""; |
64 if ((dstName != null) && (dstName.length > 0)) { | 64 if ((dstName != null) && (dstName.length > 0)) { |
65 str = "${str}type '$srcType' is not a subtype of " | 65 str = "${str}type '$srcType' is not a subtype of " |
66 "type '$dstType' in type cast."; | 66 "type '$dstType' in type cast."; |
67 } else { | 67 } else { |
68 str = "${str}malformed type used in type cast."; | 68 str = "${str}malformed type used in type cast."; |
69 } | 69 } |
70 return str; | 70 return str; |
71 } | 71 } |
72 } | 72 } |
73 | 73 |
74 class FallThroughErrorImplementation implements FallThroughError { | 74 class FallThroughErrorImplementation implements FallThroughError { |
75 factory FallThroughErrorImplementation._uninstantiable() { | 75 factory FallThroughErrorImplementation._uninstantiable() { |
76 throw const UnsupportedOperationException( | 76 throw new StateError( |
77 "FallThroughError can only be allocated by the VM"); | 77 "FallThroughError can only be allocated by the VM"); |
78 } | 78 } |
79 static _throwNew(int case_clause_pos) native "FallThroughError_throwNew"; | 79 static _throwNew(int case_clause_pos) native "FallThroughError_throwNew"; |
80 String toString() { | 80 String toString() { |
81 return "'$url': Switch case fall-through at line $line."; | 81 return "'$url': Switch case fall-through at line $line."; |
82 } | 82 } |
83 final String url; | 83 final String url; |
84 final int line; | 84 final int line; |
85 } | 85 } |
86 | 86 |
87 class InternalError { | 87 class InternalError { |
88 const InternalError(this._msg); | 88 const InternalError(this._msg); |
89 String toString() => "InternalError: '${_msg}'"; | 89 String toString() => "InternalError: '${_msg}'"; |
90 final String _msg; | 90 final String _msg; |
91 } | 91 } |
92 | 92 |
93 | 93 |
94 // TODO(regis): This class will change once mirrors are available. | 94 // TODO(regis): This class will change once mirrors are available. |
95 class NoSuchMethodErrorImplementation implements NoSuchMethodError { | 95 class NoSuchMethodErrorImplementation implements NoSuchMethodError { |
96 factory NoSuchMethodErrorImplementation._uninstantiable() { | 96 factory NoSuchMethodErrorImplementation._uninstantiable() { |
97 throw const UnsupportedOperationException( | 97 throw new StateError( |
98 "NoSuchMethodError can only be allocated by the VM"); | 98 "NoSuchMethodError can only be allocated by the VM"); |
99 } | 99 } |
100 | 100 |
101 String toString() => "No such method: '$functionName', url '$url' line $line " | 101 String toString() => "No such method: '$functionName', url '$url' line $line " |
102 "pos $column\n$failedResolutionLine\n"; | 102 "pos $column\n$failedResolutionLine\n"; |
103 | 103 |
104 static _throwNew(int call_pos, String functionName) | 104 static _throwNew(int call_pos, String functionName) |
105 native "NoSuchMethodError_throwNew"; | 105 native "NoSuchMethodError_throwNew"; |
106 | 106 |
107 final String functionName; | 107 final String functionName; |
108 final String failedResolutionLine; | 108 final String failedResolutionLine; |
109 final String url; | 109 final String url; |
110 final int line; | 110 final int line; |
111 final int column; | 111 final int column; |
112 } | 112 } |
113 | 113 |
114 | 114 |
115 class AbstractClassInstantiationErrorImplementation | 115 class AbstractClassInstantiationErrorImplementation |
116 implements AbstractClassInstantiationError { | 116 implements AbstractClassInstantiationError { |
117 | 117 |
118 factory AbstractClassInstantiationErrorImplementation._uninstantiable() { | 118 factory AbstractClassInstantiationErrorImplementation._uninstantiable() { |
119 throw const UnsupportedOperationException( | 119 throw new StateError( |
120 "AbstractClassInstantiationError can only be allocated by the VM"); | 120 "AbstractClassInstantiationError can only be allocated by the VM"); |
121 } | 121 } |
122 | 122 |
123 static _throwNew(int case_clause_pos, String className) | 123 static _throwNew(int case_clause_pos, String className) |
124 native "AbstractClassInstantiationError_throwNew"; | 124 native "AbstractClassInstantiationError_throwNew"; |
125 | 125 |
126 String toString() { | 126 String toString() { |
127 return "Cannot instantiate abstract class $className: " | 127 return "Cannot instantiate abstract class $className: " |
128 "url '$url' line $line"; | 128 "url '$url' line $line"; |
129 } | 129 } |
130 | 130 |
131 final String className; | 131 final String className; |
132 final String url; | 132 final String url; |
133 final int line; | 133 final int line; |
134 } | 134 } |
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