lepu-test-platform-web/node_modules/es-abstract/2018/GetV.js

30 lines
571 B
JavaScript

'use strict';
var GetIntrinsic = require('../GetIntrinsic');
var $TypeError = GetIntrinsic('%TypeError%');
var IsPropertyKey = require('./IsPropertyKey');
var ToObject = require('./ToObject');
/**
* 7.3.2 GetV (V, P)
* 1. Assert: IsPropertyKey(P) is true.
* 2. Let O be ToObject(V).
* 3. ReturnIfAbrupt(O).
* 4. Return O.[[Get]](P, V).
*/
module.exports = function GetV(V, P) {
// 7.3.2.1
if (!IsPropertyKey(P)) {
throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true');
}
// 7.3.2.2-3
var O = ToObject(V);
// 7.3.2.4
return O[P];
};