26 lines
616 B
JavaScript
26 lines
616 B
JavaScript
'use strict';
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function mergeDescriptors(destination, source, overwrite = true) {
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if (!destination) {
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throw new TypeError('The `destination` argument is required.');
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}
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if (!source) {
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throw new TypeError('The `source` argument is required.');
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}
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for (const name of Object.getOwnPropertyNames(source)) {
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if (!overwrite && Object.hasOwn(destination, name)) {
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// Skip descriptor
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continue;
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}
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// Copy descriptor
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const descriptor = Object.getOwnPropertyDescriptor(source, name);
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Object.defineProperty(destination, name, descriptor);
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}
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return destination;
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}
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module.exports = mergeDescriptors;
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