2311061106/frontend/node_modules/es-abstract/2021/DeletePropertyOrThrow.js
23175 b8b09fd9d4
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完成作业
2025-12-14 16:02:40 +08:00

26 lines
664 B
JavaScript

'use strict';
var $TypeError = require('es-errors/type');
var isObject = require('es-object-atoms/isObject');
var isPropertyKey = require('../helpers/isPropertyKey');
// https://262.ecma-international.org/6.0/#sec-deletepropertyorthrow
module.exports = function DeletePropertyOrThrow(O, P) {
if (!isObject(O)) {
throw new $TypeError('Assertion failed: Type(O) is not Object');
}
if (!isPropertyKey(P)) {
throw new $TypeError('Assertion failed: P is not a Property Key');
}
// eslint-disable-next-line no-param-reassign
var success = delete O[P];
if (!success) {
throw new $TypeError('Attempt to delete property failed.');
}
return success;
};