Don't initialize scrollspy when #toc element is missing (#1998)

Fixes #1959. Fixes #1889.
r-lib · Jan 6, 2022 · f65e81f · f65e81f
1 parent b273ac6
commit f65e81f
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Showing 2 changed files with 8 additions and 4 deletions.
diff --git a/NEWS.md b/NEWS.md
@@ -5,6 +5,8 @@
 
 * New Korean (`ko`) translation thanks to @mrchypark and @peremen (#1994).
 
+* Fixed issues that occurred on pages without a table of contents (@gadenbuie, #1998).
+
 # pkgdown 2.0.1
 
 * Fix CRAN failures.

diff --git a/inst/BS5/assets/pkgdown.js b/inst/BS5/assets/pkgdown.js
@@ -9,10 +9,12 @@
       $scope: $("main h2, main h3, main h4, main h5, main h6")
     });
 
-    $('body').scrollspy({
-      target: '#toc',
-      offset: 56 // headroom height
-    });
+    if ($('#toc').length) {
+      $('body').scrollspy({
+        target: '#toc',
+        offset: 56 // headroom height
+      });
+    }
 
     // Activate popovers
     $('[data-bs-toggle="popover"]').popover({