61 lines
1.8 KiB
JavaScript
61 lines
1.8 KiB
JavaScript
/*
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* This file is forked from the lodash project (https://lodash.com/),
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* and may include modifications made by Elasticsearch B.V.
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* Elasticsearch B.V. licenses this file to you under the MIT License.
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* See `packages/elastic-safer-lodash-set/LICENSE` for more information.
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*/
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/* eslint-disable */
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var assignValue = require('lodash/_assignValue'),
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castPath = require('lodash/_castPath'),
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isFunction = require('lodash/isFunction'),
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isIndex = require('lodash/_isIndex'),
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isObject = require('lodash/isObject'),
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toKey = require('lodash/_toKey');
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/**
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* The base implementation of `_.set`.
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*
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* @private
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* @param {Object} object The object to modify.
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* @param {Array|string} path The path of the property to set.
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* @param {*} value The value to set.
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* @param {Function} [customizer] The function to customize path creation.
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* @returns {Object} Returns `object`.
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*/
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function baseSet(object, path, value, customizer) {
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if (!isObject(object)) {
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return object;
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}
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path = castPath(path, object);
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var index = -1,
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length = path.length,
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lastIndex = length - 1,
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nested = object;
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while (nested != null && ++index < length) {
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var key = toKey(path[index]),
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newValue = value;
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if (key == 'prototype' && isFunction(nested)) {
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throw new Error('Illegal access of function prototype')
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}
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if (index != lastIndex) {
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var objValue = hasOwnProperty.call(nested, key) ? nested[key] : undefined
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newValue = customizer ? customizer(objValue, key, nested) : undefined;
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if (newValue === undefined) {
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newValue = isObject(objValue)
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? objValue
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: (isIndex(path[index + 1]) ? [] : {});
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}
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}
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assignValue(nested, key, newValue);
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nested = nested[key];
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}
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return object;
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}
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module.exports = baseSet;
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