source: imaps-frontend/node_modules/es-abstract/2020/DeletePropertyOrThrow.js

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Last change on this file was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago

Update repo after prototype presentation

  • Property mode set to 100644
File size: 646 bytes
RevLine 
[d565449]1'use strict';
2
3var $TypeError = require('es-errors/type');
4
5var IsPropertyKey = require('./IsPropertyKey');
6var Type = require('./Type');
7
8// https://262.ecma-international.org/6.0/#sec-deletepropertyorthrow
9
10module.exports = function DeletePropertyOrThrow(O, P) {
11 if (Type(O) !== 'Object') {
12 throw new $TypeError('Assertion failed: Type(O) is not Object');
13 }
14
15 if (!IsPropertyKey(P)) {
16 throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true');
17 }
18
19 // eslint-disable-next-line no-param-reassign
20 var success = delete O[P];
21 if (!success) {
22 throw new $TypeError('Attempt to delete property failed.');
23 }
24 return success;
25};
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