main
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Last change
on this file since 79a0317 was 79a0317, checked in by stefan toskovski <stefantoska84@…>, 3 days ago |
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F4 Finalna Verzija
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Property mode
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100644
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File size:
567 bytes
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| 1 | 'use strict';
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| 2 |
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| 3 | var $TypeError = require('es-errors/type');
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| 4 |
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| 5 | var Get = require('./Get');
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| 6 | var IsCallable = require('./IsCallable');
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| 7 |
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| 8 | var isObject = require('../helpers/isObject');
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| 9 |
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| 10 | // https://262.ecma-international.org/6.0/#sec-ordinaryhasinstance
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| 11 |
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| 12 | module.exports = function OrdinaryHasInstance(C, O) {
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| 13 | if (!IsCallable(C)) {
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| 14 | return false;
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| 15 | }
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| 16 | if (!isObject(O)) {
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| 17 | return false;
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| 18 | }
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| 19 | var P = Get(C, 'prototype');
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| 20 | if (!isObject(P)) {
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| 21 | throw new $TypeError('OrdinaryHasInstance called on an object with an invalid prototype property.');
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| 22 | }
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| 23 | return O instanceof C;
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| 24 | };
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