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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 6da835f4bc
commit 1dd5d2ec1f
1 changed files with 7 additions and 5 deletions
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12
src/ng/directive/input.js
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@@ -794,8 +794,12 @@ var VALID_CLASS = 'ng-valid',
* @property {string} $viewValue Actual string value in the view.
* @property {*} $modelValue The value in the model, that the control is bound to.
* @property {Array.<Function>} $parsers Array of functions to execute, as a pipeline, whenever
* the control reads value from the DOM. Each function is called, in turn, passing the value
* through to the next. Used to sanitize / convert the value as well as validation.
the control reads value from the DOM. Each function is called, in turn, passing the value
through to the next. Used to sanitize / convert the value as well as validation.
For validation, the parsers should update the validity state using
{@link ng.directive:ngModel.NgModelController#$setValidity $setValidity()},
and return `undefined` for invalid values.
*
* @property {Array.<Function>} $formatters Array of functions to execute, as a pipeline, whenever
* the model value changes. Each function is called, in turn, passing the value through to the
@@ -1005,11 +1009,9 @@ var NgModelController = ['$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) {