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