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docs(ngModel): validators should return undefined for invalid values.

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Closes #3525
This commit is contained in:
Niall Smart 2013-08-09 09:52:27 -07:00 committed by Igor Minar
parent 0b114fd3e1
commit 890e939fcc
1 changed files with 5 additions and 3 deletions
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8
src/ng/directive/input.js
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@ -817,6 +817,10 @@ var VALID_CLASS = 'ng-valid',
* @property {Array.<Function>} $parsers Array of functions to execute, as a pipeline, whenever
the control reads value from the DOM. Each function is called, in turn, passing the value
through to the next. Used to sanitize / convert the value as well as validation.
For validation, the parsers should update the validity state using
{@link ng.directive:ngModel.NgModelController#$setValidity $setValidity()},
and return `undefined` for invalid values.
*
* @property {Array.<Function>} $formatters Array of functions to execute, as a pipeline, whenever
the model value changes. Each function is called, in turn, passing the value through to the
@ -1042,11 +1046,9 @@ var NgModelController = ['$scope', '$exceptionHandler', '$attrs', '$element', '$
* For example {@link ng.directive:input input} or
* {@link ng.directive:select select} directives call it.
*
* It internally calls all `parsers` (including validators) and updates the `$modelValue` and the actual model path.
* It internally calls all `$parsers` (including validators) and updates the `$modelValue` and the actual model path.
* Lastly it calls all registered change listeners.
*
* If validators determine the value is invalid, the `$modelValue` and the model path will be set to `undefined`.
*
* @param {string} value Value from the view.
*/
this.$setViewValue = function(value) {