Fix function call highlighting

src/ide/highlight.rs

@@ -259,8 +259,10 @@ fn highlight_ident(node: &LinkedNode) -> Option<Category> {
     let next_leaf = node.next_leaf();
     if let Some(next) = &next_leaf {
         if node.range().end == next.offset()
-            && matches!(next.kind(), SyntaxKind::LeftParen | SyntaxKind::LeftBracket)
+            && next.kind() == SyntaxKind::LeftParen
             && matches!(next.parent_kind(), Some(SyntaxKind::Args | SyntaxKind::Params))
+            || (next.kind() == SyntaxKind::LeftBracket
+                && next.parent_kind() == Some(SyntaxKind::ContentBlock))
         {
             return Some(Category::Function);
         }

tests/typ/compiler/highlight.typ

@@ -10,9 +10,9 @@
 #show module.func: func
 #show module.func: it => {}
 #foo(ident: ident)
-
 #hello
 #hello()
+#box[]
 #hello.world
 #hello.world()
 #hello().world()
@@ -20,45 +20,22 @@
 #hello.my.world()
 #hello.my().world
 #hello.my().world()
-
+#{ hello }
+#{ hello() }
+#{ hello.world() }
 $ hello $
 $ hello() $
+$ box[] $
 $ hello.world $
 $ hello.world() $
-$ hello().world() $
-$ hello.my.world $
 $ hello.my.world() $
-$ hello.my().world $
-$ hello.my().world() $
 $ f_zeta(x), f_zeta(x)/1 $
-
-$ emph(hello) $
-$ emph(hello()) $
-$ emph(hello.world) $
-$ emph(hello.world()) $
-$ emph(hello().world()) $
-$ emph(hello.my.world) $
 $ emph(hello.my.world()) $
 $ emph(hello.my().world) $
 $ emph(hello.my().world()) $
-
 $ #hello $
 $ #hello() $
 $ #hello.world $
 $ #hello.world() $
-$ #hello().world() $
+$ #box[] $
-$ #hello.my.world $
-$ #hello.my.world() $
-$ #hello.my().world $
-$ #hello.my().world() $
-
-#{ hello }
-#{ hello() }
-#{ hello.world }
-#{ hello.world() }
-#{ hello().world() }
-#{ hello.my.world }
-#{ hello.my.world() }
-#{ hello.my().world }
-#{ hello.my().world() }
 ```