'use strict'; var hasPropertyDescriptors = require('has-property-descriptors')(); var GetIntrinsic = require('get-intrinsic'); var $defineProperty = hasPropertyDescriptors && GetIntrinsic('%Object.defineProperty%', true); if ($defineProperty) { try { $defineProperty({}, 'a', { value: 1 }); } catch (e) { // IE 8 has a broken defineProperty $defineProperty = false; } } var $SyntaxError = GetIntrinsic('%SyntaxError%'); var $TypeError = GetIntrinsic('%TypeError%'); var gopd = require('gopd'); /** @type {(obj: Record, property: PropertyKey, value: unknown, nonEnumerable?: boolean | null, nonWritable?: boolean | null, nonConfigurable?: boolean | null, loose?: boolean) => void} */ module.exports = function defineDataProperty( obj, property, value ) { if (!obj || (typeof obj !== 'object' && typeof obj !== 'function')) { throw new $TypeError('`obj` must be an object or a function`'); } if (typeof property !== 'string' && typeof property !== 'symbol') { throw new $TypeError('`property` must be a string or a symbol`'); } if (arguments.length > 3 && typeof arguments[3] !== 'boolean' && arguments[3] !== null) { throw new $TypeError('`nonEnumerable`, if provided, must be a boolean or null'); } if (arguments.length > 4 && typeof arguments[4] !== 'boolean' && arguments[4] !== null) { throw new $TypeError('`nonWritable`, if provided, must be a boolean or null'); } if (arguments.length > 5 && typeof arguments[5] !== 'boolean' && arguments[5] !== null) { throw new $TypeError('`nonConfigurable`, if provided, must be a boolean or null'); } if (arguments.length > 6 && typeof arguments[6] !== 'boolean') { throw new $TypeError('`loose`, if provided, must be a boolean'); } var nonEnumerable = arguments.length > 3 ? arguments[3] : null; var nonWritable = arguments.length > 4 ? arguments[4] : null; var nonConfigurable = arguments.length > 5 ? arguments[5] : null; var loose = arguments.length > 6 ? arguments[6] : false; /* @type {false | TypedPropertyDescriptor} */ var desc = !!gopd && gopd(obj, property); if ($defineProperty) { $defineProperty(obj, property, { configurable: nonConfigurable === null && desc ? desc.configurable : !nonConfigurable, enumerable: nonEnumerable === null && desc ? desc.enumerable : !nonEnumerable, value: value, writable: nonWritable === null && desc ? desc.writable : !nonWritable }); } else if (loose || (!nonEnumerable && !nonWritable && !nonConfigurable)) { // must fall back to [[Set]], and was not explicitly asked to make non-enumerable, non-writable, or non-configurable obj[property] = value; // eslint-disable-line no-param-reassign } else { throw new $SyntaxError('This environment does not support defining a property as non-configurable, non-writable, or non-enumerable.'); } };