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34 lines
1.4 KiB
JavaScript
34 lines
1.4 KiB
JavaScript
/**
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* lodash 3.0.0 (Custom Build) <https://lodash.com/>
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* Build: `lodash modern modularize exports="npm" -o ./`
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* Copyright 2012-2015 The Dojo Foundation <http://dojofoundation.org/>
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* Based on Underscore.js 1.7.0 <http://underscorejs.org/LICENSE>
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* Copyright 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
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* Available under MIT license <https://lodash.com/license>
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*/
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/**
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* The base implementation of `_.reduce` and `_.reduceRight` without support
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* for callback shorthands or `this` binding, which iterates over `collection`
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* using the provided `eachFunc`.
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*
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* @private
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* @param {Array|Object|string} collection The collection to iterate over.
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* @param {Function} iteratee The function invoked per iteration.
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* @param {*} accumulator The initial value.
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* @param {boolean} initFromCollection Specify using the first or last element
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* of `collection` as the initial value.
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* @param {Function} eachFunc The function to iterate over `collection`.
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* @returns {*} Returns the accumulated value.
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*/
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function baseReduce(collection, iteratee, accumulator, initFromCollection, eachFunc) {
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eachFunc(collection, function(value, index, collection) {
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accumulator = initFromCollection
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? (initFromCollection = false, value)
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: iteratee(accumulator, value, index, collection)
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});
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return accumulator;
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}
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module.exports = baseReduce;
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