Fix hovering over comments

docs/src/general/changelog.md

@@ -30,6 +30,7 @@ description: |
   [`location`]($func/locate) type
 - Added symbols for double, triple, and quadruple dot accent
 - Added smart quotes for Norwegian Bokmål
+- Fixed hovering over comments in web app
 
 ## March 21, 2023
 - Reference and bibliography management

src/ide/tooltip.rs

@@ -21,6 +21,9 @@ pub fn tooltip(
     cursor: usize,
 ) -> Option<Tooltip> {
     let leaf = LinkedNode::new(source.root()).leaf_at(cursor)?;
+    if leaf.kind().is_trivia() {
+        return None;
+    }
 
     named_param_tooltip(world, &leaf)
         .or_else(|| font_tooltip(world, &leaf))