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Api/node_modules/lodash/_baseMerge.js
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astafievK
source code
21 июн 2024, 21:02
21 июн 2024, 21:02
37a1d03
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var Stack = require('./_Stack'), assignMergeValue = require('./_assignMergeValue'), baseFor = require('./_baseFor'), baseMergeDeep = require('./_baseMergeDeep'), isObject = require('./isObject'), keysIn = require('./keysIn'), safeGet = require('./_safeGet'); /** * The base implementation of `_.merge` without support for multiple sources. * * @private * @param {Object} object The destination object. * @param {Object} source The source object. * @param {number} srcIndex The index of `source`. * @param {Function} [customizer] The function to customize merged values. * @param {Object} [stack] Tracks traversed source values and their merged * counterparts. */ function baseMerge(object, source, srcIndex, customizer, stack) { if (object === source) { return; } baseFor(source, function(srcValue, key) { stack || (stack = new Stack); if (isObject(srcValue)) { baseMergeDeep(object, source, key, srcIndex, baseMerge, customizer, stack); } else { var newValue = customizer ? customizer(safeGet(object, key), srcValue, (key + ''), object, source, stack) : undefined; if (newValue === undefined) { newValue = srcValue; } assignMergeValue(object, key, newValue); } }, keysIn); } module.exports = baseMerge;