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68 lines
2.8 KiB
68 lines
2.8 KiB
'use strict'; |
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var hasPropertyDescriptors = require('has-property-descriptors')(); |
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var GetIntrinsic = require('get-intrinsic'); |
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var $defineProperty = hasPropertyDescriptors && GetIntrinsic('%Object.defineProperty%', true); |
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if ($defineProperty) { |
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try { |
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$defineProperty({}, 'a', { value: 1 }); |
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} catch (e) { |
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// IE 8 has a broken defineProperty |
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$defineProperty = false; |
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} |
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} |
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var $SyntaxError = GetIntrinsic('%SyntaxError%'); |
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var $TypeError = GetIntrinsic('%TypeError%'); |
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var gopd = require('gopd'); |
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/** @type {(obj: Record<PropertyKey, unknown>, property: PropertyKey, value: unknown, nonEnumerable?: boolean | null, nonWritable?: boolean | null, nonConfigurable?: boolean | null, loose?: boolean) => void} */ |
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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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