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-rw-r--r--src/traversing/var/dir.js2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/traversing/var/dir.js b/src/traversing/var/dir.js
index b98fdca0e..366a823d6 100644
--- a/src/traversing/var/dir.js
+++ b/src/traversing/var/dir.js
@@ -2,6 +2,8 @@ define( [
"../../core"
], function( jQuery ) {
+"use strict";
+
return function( elem, dir, until ) {
var matched = [],
truncate = until !== undefined;