Convert all functions to using the wrapped input type.

src/parser/drawer.rs

@@ -10,6 +10,7 @@ use nom::combinator::recognize;
 use nom::multi::many_till;
 use nom::sequence::tuple;
 
+use super::org_source::OrgSource;
 use super::Context;
 use crate::error::CustomError;
 use crate::error::MyError;
@@ -31,10 +32,13 @@ use crate::parser::Element;
 use crate::parser::Paragraph;
 
 #[cfg_attr(feature = "tracing", tracing::instrument(ret, level = "debug"))]
-pub fn drawer<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, Drawer<'s>> {
+pub fn drawer<'r, 's>(
+    context: Context<'r, 's>,
+    input: OrgSource<'s>,
+) -> Res<OrgSource<'s>, Drawer<'s>> {
     if immediate_in_section(context, "drawer") {
         return Err(nom::Err::Error(CustomError::MyError(MyError(
-            "Cannot nest objects of the same element",
+            "Cannot nest objects of the same element".into(),
         ))));
     }
     start_of_line(context, input)?;
@@ -63,9 +67,9 @@ pub fn drawer<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str,
     ))(remaining)
     {
         Ok((remain, (_not_immediate_exit, first_line, (_trailing_whitespace, _exit_contents)))) => {
-            let mut element = Element::Paragraph(Paragraph::of_text(first_line));
+            let mut element = Element::Paragraph(Paragraph::of_text(first_line.into()));
             let source = get_consumed(remaining, remain);
-            element.set_source(source);
+            element.set_source(source.into());
             (remain, vec![element])
         }
         Err(_) => {
@@ -81,20 +85,23 @@ pub fn drawer<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str,
     Ok((
         remaining,
         Drawer {
-            source,
-            name: drawer_name,
+            source: source.into(),
+            name: drawer_name.into(),
             children,
         },
     ))
 }
 
 #[cfg_attr(feature = "tracing", tracing::instrument(ret, level = "debug"))]
-fn name<'s>(input: &'s str) -> Res<&'s str, &'s str> {
+fn name<'s>(input: OrgSource<'s>) -> Res<OrgSource<'s>, OrgSource<'s>> {
     take_while(|c| WORD_CONSTITUENT_CHARACTERS.contains(c) || "-_".contains(c))(input)
 }
 
 #[cfg_attr(feature = "tracing", tracing::instrument(ret, level = "debug"))]
-fn drawer_end<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, &'s str> {
+fn drawer_end<'r, 's>(
+    context: Context<'r, 's>,
+    input: OrgSource<'s>,
+) -> Res<OrgSource<'s>, OrgSource<'s>> {
     start_of_line(context, input)?;
     recognize(tuple((
         space0,