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

24 lines
571 B
JavaScript

'use strict';
var $TypeError = require('es-errors/type');
var isObject = require('es-object-atoms/isObject');
var Get = require('./Get');
var IsCallable = require('./IsCallable');
// https://262.ecma-international.org/6.0/#sec-ordinaryhasinstance
module.exports = function OrdinaryHasInstance(C, O) {
if (!IsCallable(C)) {
return false;
}
if (!isObject(O)) {
return false;
}
var P = Get(C, 'prototype');
if (!isObject(P)) {
throw new $TypeError('OrdinaryHasInstance called on an object with an invalid prototype property.');
}
return O instanceof C;
};