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Diffstat (limited to 'node_modules/lodash/_copyObject.js')
-rw-r--r-- | node_modules/lodash/_copyObject.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/node_modules/lodash/_copyObject.js b/node_modules/lodash/_copyObject.js new file mode 100644 index 0000000..2f2a5c2 --- /dev/null +++ b/node_modules/lodash/_copyObject.js @@ -0,0 +1,40 @@ +var assignValue = require('./_assignValue'), + baseAssignValue = require('./_baseAssignValue'); + +/** + * Copies properties of `source` to `object`. + * + * @private + * @param {Object} source The object to copy properties from. + * @param {Array} props The property identifiers to copy. + * @param {Object} [object={}] The object to copy properties to. + * @param {Function} [customizer] The function to customize copied values. + * @returns {Object} Returns `object`. + */ +function copyObject(source, props, object, customizer) { + var isNew = !object; + object || (object = {}); + + var index = -1, + length = props.length; + + while (++index < length) { + var key = props[index]; + + var newValue = customizer + ? customizer(object[key], source[key], key, object, source) + : undefined; + + if (newValue === undefined) { + newValue = source[key]; + } + if (isNew) { + baseAssignValue(object, key, newValue); + } else { + assignValue(object, key, newValue); + } + } + return object; +} + +module.exports = copyObject; |