internet-programming/lab3/node_modules/es-abstract/2022/IsStrictlyEqual.js

21 lines
557 B
JavaScript

'use strict';
var SameValueNonNumeric = require('./SameValueNonNumeric');
var Type = require('./Type');
var BigIntEqual = require('./BigInt/equal');
var NumberEqual = require('./Number/equal');
// https://262.ecma-international.org/13.0/#sec-isstrictlyequal
module.exports = function IsStrictlyEqual(x, y) {
var xType = Type(x);
var yType = Type(y);
if (xType !== yType) {
return false;
}
if (xType === 'Number' || xType === 'BigInt') {
return xType === 'Number' ? NumberEqual(x, y) : BigIntEqual(x, y);
}
return SameValueNonNumeric(x, y);
};