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54 lines
1.3 KiB
54 lines
1.3 KiB
var superPropBase = require("./superPropBase.js"); |
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var defineProperty = require("./defineProperty.js"); |
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function set(target, property, value, receiver) { |
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if (typeof Reflect !== "undefined" && Reflect.set) { |
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set = Reflect.set; |
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} else { |
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set = function set(target, property, value, receiver) { |
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var base = superPropBase(target, property); |
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var desc; |
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if (base) { |
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desc = Object.getOwnPropertyDescriptor(base, property); |
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if (desc.set) { |
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desc.set.call(receiver, value); |
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return true; |
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} else if (!desc.writable) { |
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return false; |
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} |
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} |
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desc = Object.getOwnPropertyDescriptor(receiver, property); |
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if (desc) { |
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if (!desc.writable) { |
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return false; |
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} |
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desc.value = value; |
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Object.defineProperty(receiver, property, desc); |
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} else { |
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defineProperty(receiver, property, value); |
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} |
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return true; |
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}; |
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} |
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return set(target, property, value, receiver); |
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} |
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function _set(target, property, value, receiver, isStrict) { |
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var s = set(target, property, value, receiver || target); |
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if (!s && isStrict) { |
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throw new Error('failed to set property'); |
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} |
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return value; |
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} |
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module.exports = _set, module.exports.__esModule = true, module.exports["default"] = module.exports; |