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authorGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
committerGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
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+'use strict';
+
+var Type = require('./Type');
+
+// https://www.ecma-international.org/ecma-262/5.1/#sec-11.9.6
+
+module.exports = function StrictEqualityComparison(x, y) {
+ var xType = Type(x);
+ var yType = Type(y);
+ if (xType !== yType) {
+ return false;
+ }
+ if (xType === 'Undefined' || xType === 'Null') {
+ return true;
+ }
+ return x === y; // shortcut for steps 4-7
+};