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Simplify _.find by having it use _.findIndex.

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John-David Dalton
2014-03-16 13:36:18 -07:00
parent a6519e0ff7
commit 69da13b261
1 changed files with 6 additions and 13 deletions
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19
lodash.js
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@@ -1392,7 +1392,8 @@
/** /**
* The base implementation of `find`, 'findLast`, `findKey`, and `findLastKey` * The base implementation of `find`, 'findLast`, `findKey`, and `findLastKey`
* without support for callback shorthands or `this` binding. * without support for callback shorthands or `this` binding which iterates
* over `collection` using the provided `eachFunc`.
* *
* @private * @private
* @param {Array|Object|string} collection The collection to search. * @param {Array|Object|string} collection The collection to search.
@@ -3821,20 +3822,12 @@
* // => { 'name': 'fred', 'age': 40, 'blocked': true } * // => { 'name': 'fred', 'age': 40, 'blocked': true }
*/ */
function find(collection, predicate, thisArg) { function find(collection, predicate, thisArg) {
predicate = lodash.createCallback(predicate, thisArg, 3);
if (isArray(collection)) { if (isArray(collection)) {
var index = -1, var index = findIndex(collection, predicate, thisArg);
length = collection.length; return index > -1 ? collection[index] : undefined;
while (++index < length) {
var value = collection[index];
if (predicate(value, index, collection)) {
return value;
}
}
} else {
return baseFind(collection, predicate, baseEach);
} }
predicate = lodash.createCallback(predicate, thisArg, 3);
return baseFind(collection, predicate, baseEach);
} }
/** /**