24 lines
585 B
JavaScript
24 lines
585 B
JavaScript
'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(
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target,
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keys[i],
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Object.getOwnPropertyDescriptor(source, keys[i])
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);
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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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