make nav script resilient if nav container is missing from page

asciidoctor · Feb 13, 2024 · 1849327 · 1849327
1 parent 5139e7f
commit 1849327
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/js/01-nav.js b/src/js/01-nav.js
@@ -4,6 +4,7 @@
   var SECT_CLASS_RX = /^sect[0-5](?=$| )/
 
   var navContainer = document.querySelector('.nav-container')
+  if (!navContainer) return
   var navToggle = document.querySelector('.toolbar .nav-toggle')
 
   navToggle.addEventListener('click', showNav)