diff --git a/‎src/connect/junction.js‎
Lines changed: 1 addition & 1 deletion b/‎src/connect/junction.js‎
Lines changed: 1 addition & 1 deletion
@@ -1,7 +1,7 @@
 "use strict";
 function isErrorHandingMiddleware(middleware) {
     // middleware(error, text, next)
-    var arity = middleware.length;
+    let arity = middleware.length;
     return arity === 3;
 }
 function applyMiddleware(error, text, middleware, next) {
Original file line number	Diff line number	Diff line change
@@ -1,7 +1,7 @@
1	1	"use strict";
2	2	function isErrorHandingMiddleware(middleware) {
3	3	// middleware(error, text, next)
4		- var arity = middleware.length;
	4	+ let arity = middleware.length;
5	5	return arity === 3;
6	6	}
7	7	function applyMiddleware(error, text, middleware, next) {