44 lines
806 B
JavaScript
44 lines
806 B
JavaScript
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'use strict';
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var hasOwn = require('hasown');
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// data descriptor properties
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var data = {
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__proto__: null,
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configurable: 'boolean',
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enumerable: 'boolean',
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writable: 'boolean',
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};
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module.exports = function isDataDescriptor(obj, prop) {
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if (!obj || typeof obj !== 'object') {
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return false;
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}
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if (typeof prop === 'string') {
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var val = Object.getOwnPropertyDescriptor(obj, prop);
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return typeof val !== 'undefined';
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}
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if (
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(!('value' in obj) && !('writable' in obj))
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|| 'get' in obj
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|| 'set' in obj
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) {
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return false;
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}
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for (var key in obj) { // eslint-disable-line no-restricted-syntax
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if (
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key !== 'value'
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&& hasOwn(obj, key)
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&& hasOwn(data, key)
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&& typeof obj[key] !== data[key]
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&& typeof obj[key] !== 'undefined'
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) {
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return false;
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}
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}
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return true;
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};
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