23 lines
747 B
JavaScript
23 lines
747 B
JavaScript
/**
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* The base implementation of methods like `_.findKey` and `_.findLastKey`,
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* without support for iteratee shorthands, which iterates over `collection`
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* using `eachFunc`.
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*
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* @private
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* @param {Array|Object} collection The collection to inspect.
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* @param {Function} predicate The function invoked per iteration.
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* @param {Function} eachFunc The function to iterate over `collection`.
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* @returns {*} Returns the found element or its key, else `undefined`.
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*/
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function baseFindKey(collection, predicate, eachFunc) {
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var result;
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eachFunc(collection, function(value, key, collection) {
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if (predicate(value, key, collection)) {
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result = key;
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return false;
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}
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});
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return result;
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}
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module.exports = baseFindKey;
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