54 lines
1.2 KiB
JavaScript
54 lines
1.2 KiB
JavaScript
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var superPropBase = require("./superPropBase");
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var defineProperty = require("./defineProperty");
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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;
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