Convert all functions to using the wrapped input type.

src/parser/horizontal_rule.rs

@@ -8,6 +8,7 @@ use nom::combinator::verify;
 use nom::multi::many1_count;
 use nom::sequence::tuple;
 
+use super::org_source::OrgSource;
 use super::Context;
 use crate::error::Res;
 use crate::parser::util::start_of_line;
@@ -16,8 +17,8 @@ use crate::parser::HorizontalRule;
 #[cfg_attr(feature = "tracing", tracing::instrument(ret, level = "debug"))]
 pub fn horizontal_rule<'r, 's>(
     context: Context<'r, 's>,
-    input: &'s str,
-) -> Res<&'s str, HorizontalRule<'s>> {
+    input: OrgSource<'s>,
+) -> Res<OrgSource<'s>, HorizontalRule<'s>> {
     start_of_line(context, input)?;
     let (remaining, rule) = recognize(tuple((
         space0,
@@ -25,5 +26,10 @@ pub fn horizontal_rule<'r, 's>(
         space0,
         alt((line_ending, eof)),
     )))(input)?;
-    Ok((remaining, HorizontalRule { source: rule }))
+    Ok((
+        remaining,
+        HorizontalRule {
+            source: rule.into(),
+        },
+    ))
 }