allow identity option for diff #174 #175
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I think this is ready for a review. |
justinbmeyer
requested changes
Dec 29, 2016
| * | ||
| * @param {ArrayLike} oldList the array to diff from | ||
| * @param {ArrayLike} newList the array to diff to | ||
| * @param {function} identity an optional identity function for comparing elements |
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@typdef {function(*,*)} can-util/diff/diff/typedefs.identity identify(a, b)
@param {*} a This is something.
@param {can-util/diff/diff/typedefs.identity} identity(a, b)
@option {*} a
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added a TODO for now.
| * ``` | ||
| */ | ||
| module.exports = exports = function(oldList, newList){ | ||
| module.exports = exports = function(oldList, newList, identity){ | ||
| identity = identity || function(a,b){ return a === b; }; |
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don't re-create the identity function every time.
justinbmeyer
approved these changes
Jan 3, 2017
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