Check the exit matcher in more places.

src/parser/document.rs

@@ -3,6 +3,7 @@ use nom::bytes::complete::tag;
 use nom::character::complete::line_ending;
 use nom::character::complete::space1;
 use nom::combinator::eof;
+use nom::combinator::not;
 use nom::combinator::recognize;
 use nom::multi::many1;
 use nom::multi::many1_count;
@@ -63,6 +64,7 @@ impl<'s> Source<'s> for DocumentElement<'s> {
     }
 }
 
+#[allow(dead_code)]
 pub fn document(input: &str) -> Res<&str, Document> {
     let initial_context: ContextTree<'_, '_> = ContextTree::new();
     let document_context =
@@ -78,6 +80,7 @@ fn section<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, Sec
             exit_matcher: ChainBehavior::AndParent(Some(&section_end)),
         }))
         .with_additional_node(ContextElement::Context("section"));
+    not(|i| parser_context.check_exit_matcher(i))(input)?;
     todo!()
 }
 
@@ -87,6 +90,8 @@ fn section_end<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str,
 }
 
 fn heading<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, Heading<'s>> {
+    not(|i| context.check_exit_matcher(i))(input)?;
+    let (remaining, (star_count, _ws, title, _ws2)) = headline(context, input)?;
     todo!()
 }
 

src/parser/object.rs

@@ -1,3 +1,5 @@
+use nom::combinator::not;
+
 use super::error::Res;
 use super::source::Source;
 use super::Context;
@@ -38,5 +40,6 @@ pub fn standard_set_object<'r, 's>(
     context: Context<'r, 's>,
     input: &'s str,
 ) -> Res<&'s str, Object<'s>> {
+    not(|i| context.check_exit_matcher(i))(input)?;
     todo!()
 }