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23 lines
685 B
JavaScript
23 lines
685 B
JavaScript
/**
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* The base implementation of methods like `findKey` and `findLastKey`
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* which iterates over `collection` 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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let result
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eachFunc(collection, (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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export default baseFindKey
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