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21 lines
562 B
21 lines
562 B
3 years ago
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"use strict";
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module.exports.mixin = function mixin(target, source) {
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const keys = Object.getOwnPropertyNames(source);
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for (let i = 0; i < keys.length; ++i) {
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Object.defineProperty(target, keys[i], Object.getOwnPropertyDescriptor(source, keys[i]));
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}
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};
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module.exports.wrapperSymbol = Symbol("wrapper");
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module.exports.implSymbol = Symbol("impl");
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module.exports.wrapperForImpl = function (impl) {
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return impl[module.exports.wrapperSymbol];
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};
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module.exports.implForWrapper = function (wrapper) {
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return wrapper[module.exports.implSymbol];
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};
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