57 lines
2.3 KiB
JavaScript
57 lines
2.3 KiB
JavaScript
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'use strict';
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var $defineProperty = require('es-define-property');
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var $SyntaxError = require('es-errors/syntax');
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var $TypeError = require('es-errors/type');
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var gopd = require('gopd');
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/** @type {import('.')} */
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module.exports = function defineDataProperty(
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obj,
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property,
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value
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) {
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if (!obj || (typeof obj !== 'object' && typeof obj !== 'function')) {
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throw new $TypeError('`obj` must be an object or a function`');
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}
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if (typeof property !== 'string' && typeof property !== 'symbol') {
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throw new $TypeError('`property` must be a string or a symbol`');
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}
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if (arguments.length > 3 && typeof arguments[3] !== 'boolean' && arguments[3] !== null) {
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throw new $TypeError('`nonEnumerable`, if provided, must be a boolean or null');
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}
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if (arguments.length > 4 && typeof arguments[4] !== 'boolean' && arguments[4] !== null) {
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throw new $TypeError('`nonWritable`, if provided, must be a boolean or null');
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}
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if (arguments.length > 5 && typeof arguments[5] !== 'boolean' && arguments[5] !== null) {
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throw new $TypeError('`nonConfigurable`, if provided, must be a boolean or null');
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}
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if (arguments.length > 6 && typeof arguments[6] !== 'boolean') {
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throw new $TypeError('`loose`, if provided, must be a boolean');
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}
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var nonEnumerable = arguments.length > 3 ? arguments[3] : null;
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var nonWritable = arguments.length > 4 ? arguments[4] : null;
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var nonConfigurable = arguments.length > 5 ? arguments[5] : null;
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var loose = arguments.length > 6 ? arguments[6] : false;
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/* @type {false | TypedPropertyDescriptor<unknown>} */
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var desc = !!gopd && gopd(obj, property);
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if ($defineProperty) {
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$defineProperty(obj, property, {
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configurable: nonConfigurable === null && desc ? desc.configurable : !nonConfigurable,
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enumerable: nonEnumerable === null && desc ? desc.enumerable : !nonEnumerable,
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value: value,
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writable: nonWritable === null && desc ? desc.writable : !nonWritable
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});
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} else if (loose || (!nonEnumerable && !nonWritable && !nonConfigurable)) {
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// must fall back to [[Set]], and was not explicitly asked to make non-enumerable, non-writable, or non-configurable
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obj[property] = value; // eslint-disable-line no-param-reassign
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} else {
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throw new $SyntaxError('This environment does not support defining a property as non-configurable, non-writable, or non-enumerable.');
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}
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};
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