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- "use strict";
- var value = require("./valid-value")
- , defineProperty = Object.defineProperty
- , getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor
- , getOwnPropertyNames = Object.getOwnPropertyNames
- , getOwnPropertySymbols = Object.getOwnPropertySymbols;
- module.exports = function (target, source) {
- var error, sourceObject = Object(value(source));
- target = Object(value(target));
- getOwnPropertyNames(sourceObject).forEach(function (name) {
- try {
- defineProperty(target, name, getOwnPropertyDescriptor(source, name));
- } catch (e) { error = e; }
- });
- if (typeof getOwnPropertySymbols === "function") {
- getOwnPropertySymbols(sourceObject).forEach(function (symbol) {
- try {
- defineProperty(target, symbol, getOwnPropertyDescriptor(source, symbol));
- } catch (e) { error = e; }
- });
- }
- if (error !== undefined) throw error;
- return target;
- };
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