You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 

27 lines
705 B

'use strict';
var GetIntrinsic = require('../GetIntrinsic');
var $TypeError = GetIntrinsic('%TypeError%');
var IsPropertyKey = require('./IsPropertyKey');
var Type = require('./Type');
// https://www.ecma-international.org/ecma-262/6.0/#sec-deletepropertyorthrow
module.exports = function DeletePropertyOrThrow(O, P) {
if (Type(O) !== 'Object') {
throw new $TypeError('Assertion failed: Type(O) is not Object');
}
if (!IsPropertyKey(P)) {
throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true');
}
// eslint-disable-next-line no-param-reassign
var success = delete O[P];
if (!success) {
throw new $TypeError('Attempt to delete property failed.');
}
return success;
};