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-rw-r--r--src/librustdoc/html/static/js/source-script.js5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/librustdoc/html/static/js/source-script.js b/src/librustdoc/html/static/js/source-script.js
index 290bf40a8f5..f788d41d2de 100644
--- a/src/librustdoc/html/static/js/source-script.js
+++ b/src/librustdoc/html/static/js/source-script.js
@@ -9,7 +9,10 @@
// Local js definitions:
/* global addClass, getCurrentValue, hasClass, onEachLazy, removeClass, browserSupportsHistoryApi */
/* global updateLocalStorage */
-(function () {
+
+"use strict";
+
+(function() {
function getCurrentFilePath() {
const parts = window.location.pathname.split("/");