Ok, yes the code I was looking at was using coffee script behind the
scenes... Thought I was missing something, you guys cleared things up for
me.
Thanks
On Thursday, 12 June 2014 18:08:23 UTC+2, Kevin James wrote:
>
> Ephraim,
>
> was that code generated by CoffeeScript per chance? CoffeeScript
> automatically returns the result of a functions last expression (implicit
> returns). As far as I can tell angular will ignore the pre/post link
> functions return value; either cs is generating the code or someone is
> returning a value for.. fun? So no, it is not necessary to return a value
> from linking functions / the value is not used for anything. Hope that
> helps.
>
> On Tuesday, June 10, 2014 3:28:53 AM UTC-7, Ephraim Moss wrote:
>>
>> I have noticed in some directives return statements are added in the link
>> function on a directive. in the example below it is a call to $watch but I
>> have seen other things like scopes etc. Or in a controller where the last
>> call to set a scope variable is returned. Is this necessary? what is this
>> used for?
>>
>> angular.module('angular-flot', []).directive('flot', function() {
>> return {
>> restrict: 'EA',
>> template: '<div></div>',
>> scope: {
>> dataset: '=',
>> options: '='
>> },
>> link: function(scope, element, attributes) {
>> ...
>> ...
>> ...
>> * return scope.$watch('options', onOptionsChanged, true);*
>> }
>> };
>> });
>>
>>
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