import module logic

src/index.js

@@ -0,0 +1,18 @@
+export default function dequal(foo, bar) {
+	var ctor, len;
+	if (foo === bar) return true;
+	if (foo && bar && (ctor=foo.constructor) === bar.constructor) {
+		if (ctor === Date) return foo.getTime() === bar.getTime();
+		if (ctor === RegExp) return foo.toString() === bar.toString();
+		if (ctor === Array && (len=foo.length) === bar.length) {
+			while (len-- && dequal(foo[len], bar[len]));
+			return len === -1;
+		}
+		if (ctor === Object) {
+			if (Object.keys(foo).length !== Object.keys(bar).length) return false;
+			for (len in foo) if (!(len in bar) || !dequal(foo[len], bar[len])) return false;
+			return true;
+		}
+	}
+	return foo !== foo && bar !== bar;
+}