| "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; |
| }; |