Index: pkg/web_components/lib/dart_support.js |
diff --git a/pkg/web_components/lib/dart_support.js b/pkg/web_components/lib/dart_support.js |
index 44b5a38cad1912c75ad8e8b5be586d05e845aa86..503faeeec9b3010c332c0bc153d112cc8d2c1885 100644 |
--- a/pkg/web_components/lib/dart_support.js |
+++ b/pkg/web_components/lib/dart_support.js |
@@ -15,11 +15,18 @@ |
var needsConstructorFix = window.constructor === window.Window; |
// TODO(jmesserly): we need to wrap document somehow (a dart:html hook?) |
- window.dartExperimentalFixupGetTag = function(originalGetTag) { |
+ |
+ // dartNativeDispatchHooksTransformer is described on initHooks() in |
+ // sdk/lib/_internal/lib/native_helper.dart. |
+ if (typeof window.dartNativeDispatchHooksTransformer == 'undefined') |
+ window.dartNativeDispatchHooksTransformer = []; |
+ |
+ window.dartNativeDispatchHooksTransformer.push(function(hooks) { |
var NodeList = ShadowDOMPolyfill.wrappers.NodeList; |
var ShadowRoot = ShadowDOMPolyfill.wrappers.ShadowRoot; |
var unwrapIfNeeded = ShadowDOMPolyfill.unwrapIfNeeded; |
- function getTag(obj) { |
+ var originalGetTag = hooks.getTag; |
+ hooks.getTag = function getTag(obj) { |
// TODO(jmesserly): do we still need these? |
if (obj instanceof NodeList) return 'NodeList'; |
if (obj instanceof ShadowRoot) return 'ShadowRoot'; |
@@ -44,8 +51,7 @@ |
if (ctor === unwrapped.constructor) { |
var name = ctor._ShadowDOMPolyfill$cacheTag_; |
if (!name) { |
- name = Object.prototype.toString.call(unwrapped); |
- name = name.substring(8, name.length - 1); |
+ name = originalGetTag(unwrapped); |
Jennifer Messerly
2014/05/13 21:01:31
Interesting! Do we still need ctor._ShadowDOMPolyf
Siggi Cherem (dart-lang)
2014/05/13 21:06:58
+1, lgtm, if we don't need the caching, I'm happy
Siggi Cherem (dart-lang)
2014/05/13 21:55:21
FYI - we chatted more about it offline and decided
Jennifer Messerly
2014/05/13 22:12:36
interesting. yeah, seems okay, but makes me wonder
|
ctor._ShadowDOMPolyfill$cacheTag_ = name; |
} |
return name; |
@@ -55,7 +61,5 @@ |
} |
return originalGetTag(obj); |
} |
- |
- return getTag; |
- }; |
+ }); |
})(); |