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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 // Patch file for dart:core classes. | 5 // Patch file for dart:core classes. |
6 import "dart:_internal" as _symbol_dev; | 6 import "dart:_internal" as _symbol_dev; |
7 import 'dart:_interceptors'; | 7 import 'dart:_interceptors'; |
8 import 'dart:_js_helper' show patch, | 8 import 'dart:_js_helper' show patch, |
9 checkInt, | 9 checkInt, |
10 getRuntimeType, | 10 getRuntimeType, |
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445 @patch | 445 @patch |
446 static bool get _isWindows => false; | 446 static bool get _isWindows => false; |
447 | 447 |
448 @patch | 448 @patch |
449 static Uri get base { | 449 static Uri get base { |
450 String uri = Primitives.currentUri(); | 450 String uri = Primitives.currentUri(); |
451 if (uri != null) return Uri.parse(uri); | 451 if (uri != null) return Uri.parse(uri); |
452 throw new UnsupportedError("'Uri.base' is not supported"); | 452 throw new UnsupportedError("'Uri.base' is not supported"); |
453 } | 453 } |
454 } | 454 } |
455 | |
456 @patch | |
457 class StackTrace { | |
458 @patch | |
459 @NoInline() | |
Jennifer Messerly
2016/02/19 22:23:56
I think I've been removing these, they're meaningl
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460 static StackTrace get current { | |
461 var error = JS('', 'new Error()'); | |
462 var stack = JS('String|Null', '#.stack', error); | |
463 if (stack is String) return new StackTrace.fromString(stack); | |
464 if (JS('', 'Error.captureStackTrace') != null) { | |
465 JS('void', 'Error.captureStackTrace(#)', error); | |
466 var stack = JS('String|Null', '#.stack', error); | |
467 if (stack is String) return new StackTrace.fromString(stack); | |
468 } | |
469 try { | |
470 throw 0; | |
471 } catch (_, stackTrace) { | |
472 return stackTrace; | |
473 } | |
474 } | |
475 } | |
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