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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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1007 $Error.prototype.message = ''; | 1007 $Error.prototype.message = ''; |
1008 | 1008 |
1009 function errorToString() { | 1009 function errorToString() { |
1010 var type = this.type; | 1010 var type = this.type; |
1011 if (type && !this.hasOwnProperty("message")) { | 1011 if (type && !this.hasOwnProperty("message")) { |
1012 return this.name + ": " + FormatMessage({ type: type, args: this.arguments }
); | 1012 return this.name + ": " + FormatMessage({ type: type, args: this.arguments }
); |
1013 } | 1013 } |
1014 var message = this.hasOwnProperty("message") ? (": " + this.message) : ""; | 1014 var message = this.hasOwnProperty("message") ? (": " + this.message) : ""; |
1015 return this.name + message; | 1015 return this.name + message; |
1016 } | 1016 } |
| 1017 |
| 1018 %FunctionSetName(errorToString, 'toString'); |
1017 %SetProperty($Error.prototype, 'toString', errorToString, DONT_ENUM); | 1019 %SetProperty($Error.prototype, 'toString', errorToString, DONT_ENUM); |
1018 | 1020 |
1019 | 1021 |
1020 // Boilerplate for exceptions for stack overflows. Used from | 1022 // Boilerplate for exceptions for stack overflows. Used from |
1021 // Top::StackOverflow(). | 1023 // Top::StackOverflow(). |
1022 const kStackOverflowBoilerplate = MakeRangeError('stack_overflow', []); | 1024 const kStackOverflowBoilerplate = MakeRangeError('stack_overflow', []); |
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