Fix bug where inline equations were displayed in the outline (#2662)

crates/typst-library/src/math/mod.rs

@@ -367,6 +367,9 @@ impl Refable for EquationElem {
 
 impl Outlinable for EquationElem {
     fn outline(&self, vt: &mut Vt) -> SourceResult<Option<Content>> {
+        if !self.block(StyleChain::default()) {
+            return Ok(None);
+        }
         let Some(numbering) = self.numbering(StyleChain::default()) else {
             return Ok(None);
         };

tests/typ/meta/outline.typ

@@ -2,25 +2,33 @@
 #set heading(numbering: "(1/a)")
 #show heading.where(level: 1): set text(12pt)
 #show heading.where(level: 2): set text(10pt)
+#set math.equation(numbering: "1")
 
 #outline()
+#outline(title: [Figures], target: figure)
+#outline(title: [Equations], target: math.equation)
 
-= Einleitung
+= Introduction
 #lorem(12)
 
-= Analyse
+= Analysis
 #lorem(10)
 
 #[
   #set heading(outlined: false)
-  == Methodik
+  == Methodology
   #lorem(6)
 ]
 
-== Verarbeitung
-#lorem(4)
+== Math
+$x$ is a very useful constant. See it in action:
+$ x = x $
 
-== Programmierung
+== Interesting figures
+#figure(rect[CENSORED], kind: image, caption: [A picture showing a programmer at work.])
+#figure(table[1x1], caption: [A very small table.])
+
+== Programming
 ```rust
 fn main() {
   panic!("in the disco");
@@ -33,5 +41,5 @@ Ok ...
 // Ensure 'bookmarked' option doesn't affect the outline
 #set heading(numbering: "(I)", bookmarked: false)
 
-= #text(blue)[Zusammen]fassung
+= #text(blue)[Sum]mary
 #lorem(10)