16 lines
318 B
JavaScript
16 lines
318 B
JavaScript
'use strict';
|
|
|
|
var Type = require('./Type');
|
|
|
|
// https://262.ecma-international.org/5.1/#sec-11.9.6
|
|
|
|
module.exports = function StrictEqualityComparison(x, y) {
|
|
if (Type(x) !== Type(y)) {
|
|
return false;
|
|
}
|
|
if (typeof x === 'undefined' || x === null) {
|
|
return true;
|
|
}
|
|
return x === y; // shortcut for steps 4-7
|
|
};
|