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Side by Side Diff: tools/dom/src/shared_html.dart

Issue 2963743002: Revert "Make Zone API strong mode clean." (Closed)
Patch Set: Created 3 years, 5 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, 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 part of dart.dom.html; 5 part of dart.dom.html;
6 6
7 void Function(T) _wrapZone<T>(void Function(T) callback) { 7 // TODO(jacobr): remove these typedefs when dart:async supports generic types.
8 typedef R _wrapZoneCallback<A, R>(A a);
9 typedef R _wrapZoneBinaryCallback<A, B, R>(A a, B b);
10
11 _wrapZoneCallback/*<A, R>*/ _wrapZone/*<A, R>*/(
12 _wrapZoneCallback/*<A, R>*/ callback) {
8 // For performance reasons avoid wrapping if we are in the root zone. 13 // For performance reasons avoid wrapping if we are in the root zone.
9 if (Zone.current == Zone.ROOT) return callback; 14 if (Zone.current == Zone.ROOT) return callback;
10 if (callback == null) return null; 15 if (callback == null) return null;
11 return Zone.current.bindUnaryCallbackGuarded(callback); 16 return Zone.current.bindUnaryCallback/*<R, A>*/(callback, runGuarded: true);
12 } 17 }
13 18
14 void Function(T1, T2) _wrapBinaryZone<T1, T2>(void Function(T1, T2) callback) { 19 _wrapZoneBinaryCallback/*<A, B, R>*/ _wrapBinaryZone/*<A, B, R>*/(
15 // For performance reasons avoid wrapping if we are in the root zone. 20 _wrapZoneBinaryCallback/*<A, B, R>*/ callback) {
16 if (Zone.current == Zone.ROOT) return callback; 21 if (Zone.current == Zone.ROOT) return callback;
17 if (callback == null) return null; 22 if (callback == null) return null;
18 return Zone.current.bindBinaryCallbackGuarded(callback); 23 return Zone.current
24 .bindBinaryCallback/*<R, A, B>*/(callback, runGuarded: true);
19 } 25 }
20 26
21 /** 27 /**
22 * Alias for [querySelector]. Note this function is deprecated because its 28 * Alias for [querySelector]. Note this function is deprecated because its
23 * semantics will be changing in the future. 29 * semantics will be changing in the future.
24 */ 30 */
25 @deprecated 31 @deprecated
26 @Experimental() 32 @Experimental()
27 Element query(String relativeSelectors) => document.query(relativeSelectors); 33 Element query(String relativeSelectors) => document.query(relativeSelectors);
28 /** 34 /**
(...skipping 44 matching lines...) Expand 10 before | Expand all | Expand 10 after
73 document.querySelectorAll(selectors); 79 document.querySelectorAll(selectors);
74 80
75 /// A utility for changing the Dart wrapper type for elements. 81 /// A utility for changing the Dart wrapper type for elements.
76 abstract class ElementUpgrader { 82 abstract class ElementUpgrader {
77 /// Upgrade the specified element to be of the Dart type this was created for. 83 /// Upgrade the specified element to be of the Dart type this was created for.
78 /// 84 ///
79 /// After upgrading the element passed in is invalid and the returned value 85 /// After upgrading the element passed in is invalid and the returned value
80 /// should be used instead. 86 /// should be used instead.
81 Element upgrade(Element element); 87 Element upgrade(Element element);
82 } 88 }
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