perf: optimize internal isWindow call

IgorMinar · rodyhaddad · commit b68ac4cb4c17 · 2014-06-13T11:35:27.000-07:00
Each window has a reference to itself, which is pretty unique so we can use
that to simplify our isWindow check
diff --git a/src/Angular.js b/src/Angular.js
@@ -543,7 +543,7 @@ function isRegExp(value) {
  * @returns {boolean} True if `obj` is a window obj.
  */
 function isWindow(obj) {
-  return obj && obj.document && obj.location && obj.alert && obj.setInterval;
+  return obj && obj.window === obj;
 }
 
 

Original file line number	Diff line number	Diff line change
`@@ -543,7 +543,7 @@ function isRegExp(value) {`
`543`	`543`	* @returns {boolean} True if `obj` is a window obj.
`544`	`544`	`*/`
`545`	`545`	`function isWindow(obj) {`
`546`		`- return obj && obj.document && obj.location && obj.alert && obj.setInterval;`
	`546`	`+ return obj && obj.window === obj;`
`547`	`547`	`}`
`548`	`548`
`549`	`549`