1
|
'use strict';
|
2
|
|
3
|
var GetIntrinsic = require('../GetIntrinsic');
|
4
|
|
5
|
var $TypeError = GetIntrinsic('%TypeError%');
|
6
|
|
7
|
var IsPropertyKey = require('./IsPropertyKey');
|
8
|
var Type = require('./Type');
|
9
|
|
10
|
// https://www.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
|
};
|