| Leo Repp | 58b9f11 | 2021-11-22 11:57:47 +0100 | [diff] [blame^] | 1 | 'use strict'; |
| 2 | |
| 3 | var GetIntrinsic = require('get-intrinsic'); |
| 4 | |
| 5 | var $TypeError = GetIntrinsic('%TypeError%'); |
| 6 | |
| 7 | var IsPropertyKey = require('./IsPropertyKey'); |
| 8 | var Type = require('./Type'); |
| 9 | |
| 10 | // https://ecma-international.org/ecma-262/6.0/#sec-deletepropertyorthrow |
| 11 | |
| 12 | module.exports = function DeletePropertyOrThrow(O, P) { |
| 13 | if (Type(O) !== 'Object') { |
| 14 | throw new $TypeError('Assertion failed: Type(O) is not Object'); |
| 15 | } |
| 16 | |
| 17 | if (!IsPropertyKey(P)) { |
| 18 | throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true'); |
| 19 | } |
| 20 | |
| 21 | // eslint-disable-next-line no-param-reassign |
| 22 | var success = delete O[P]; |
| 23 | if (!success) { |
| 24 | throw new $TypeError('Attempt to delete property failed.'); |
| 25 | } |
| 26 | return success; |
| 27 | }; |