add all frontend files

node_modules/es-abstract/2023/SameValueNonNumber.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var $TypeError = require('es-errors/type');
+
+var SameValue = require('./SameValue');
+var Type = require('./Type');
+
+// https://262.ecma-international.org/14.0/#sec-samevaluenonnumeric
+
+module.exports = function SameValueNonNumber(x, y) {
+	if (typeof x === 'number') {
+		throw new $TypeError('Assertion failed: SameValueNonNumber does not accept Number values');
+	}
+	if (Type(x) !== Type(y)) {
+		throw new $TypeError('SameValueNonNumber requires two non-Number values of the same type.');
+	}
+	return SameValue(x, y);
+};