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docs($rootScope): fix typos and minor wording tweaks on $watch

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This commit is contained in:
Daniel Luz
2012-09-09 23:34:15 -03:00
committed by Misko Hevery
parent 62bb728d07
commit 03ebecd5eb
1 changed files with 4 additions and 4 deletions
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8
src/ng/rootScope.js
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@@ -221,18 +221,18 @@ function $RootScopeProvider(){
* reruns when it detects changes the `watchExpression` can execute multiple times per
* {@link ng.$rootScope.Scope#$digest $digest()} and should be idempotent.)
* - The `listener` is called only when the value from the current `watchExpression` and the
* previous call to `watchExpression` are not equal (with the exception of the initial run
* previous call to `watchExpression` are not equal (with the exception of the initial run,
* see below). The inequality is determined according to
* {@link angular.equals} function. To save the value of the object for later comparison
* {@link angular.equals} function. To save the value of the object for later comparison, the
* {@link angular.copy} function is used. It also means that watching complex options will
* have adverse memory and performance implications.
* - The watch `listener` may change the model, which may trigger other `listener`s to fire. This
* is achieved by rerunning the watchers until no changes are detected. The rerun iteration
* limit is 100 to prevent infinity loop deadlock.
* limit is 100 to prevent an infinite loop deadlock.
*
*
* If you want to be notified whenever {@link ng.$rootScope.Scope#$digest $digest} is called,
* you can register an `watchExpression` function with no `listener`. (Since `watchExpression`,
* you can register a `watchExpression` function with no `listener`. (Since `watchExpression`
* can execute multiple times per {@link ng.$rootScope.Scope#$digest $digest} cycle when a change is
* detected, be prepared for multiple calls to your listener.)
*