Fix loading the JavaScript of the clarity theme

1 files changed, 6 insertions, 4 deletions

diff --git a/website/themes/hugo-clarity/assets/js/index.js b/website/themes/hugo-clarity/assets/js/index.js
index 16e12f8..b2e8152 100644
--- a/website/themes/hugo-clarity/assets/js/index.js
+++ b/website/themes/hugo-clarity/assets/js/index.js
@@ -235,10 +235,12 @@ function fileClosure(){
       const modifiers = [':left', ':right'];
       const altArr = alt.split('::').map(x => x.trim())
 
-      altArr[1]?.split(' ').filter(Boolean).forEach(cls =>{
-        pushClass(image, cls);
-        alt = altArr[0]
-      })
+      if (altArr[1] !== undefined) {
+        altArr[1].split(' ').filter(Boolean).forEach((cls) =>{
+          pushClass(image, cls);
+          alt = altArr[0]
+        })
+      }
 
       modifiers.forEach(function(modifier){
         const canModify = alt.includes(modifier);