Fix fixed width area to not consume trailing line break so it can be part of the post-blank.

src/parser/fixed_width_area.rs

@@ -2,16 +2,19 @@ use nom::branch::alt;
 use nom::bytes::complete::tag;
 use nom::character::complete::anychar;
 use nom::character::complete::space0;
+use nom::combinator::map;
 use nom::combinator::not;
+use nom::combinator::peek;
 use nom::combinator::recognize;
 use nom::multi::many0;
 use nom::multi::many_till;
 use nom::sequence::preceded;
 use nom::sequence::tuple;
+use nom::InputTake;
 
 use super::affiliated_keyword::parse_affiliated_keywords;
 use super::org_source::OrgSource;
-use super::util::maybe_consume_trailing_whitespace_if_not_exiting;
+use super::util::maybe_consume_trailing_whitespace_if_not_exiting_mid_line;
 use super::util::org_line_ending;
 use crate::context::parser_with_context;
 use crate::context::RefContext;
@@ -35,28 +38,22 @@ pub(crate) fn fixed_width_area<'b, 'g, 'r, 's, AK>(
 where
     AK: IntoIterator<Item = Keyword<'s>>,
 {
-    let fixed_width_area_line_matcher = parser_with_context!(fixed_width_area_line)(context);
     let exit_matcher = parser_with_context!(exit_matcher_parser)(context);
-    let (remaining, first_line) = fixed_width_area_line_matcher(remaining)?;
-    let (remaining, mut remaining_lines) =
-        many0(preceded(not(exit_matcher), fixed_width_area_line_matcher))(remaining)?;
+    let (remaining, first_line) = fixed_width_area_line(remaining)?;
+    let (remaining, remaining_lines) = many0(preceded(
+        not(tuple((org_line_ending, exit_matcher))),
+        map(
+            tuple((org_line_ending, fixed_width_area_line)),
+            |(_line_ending, line_contents)| line_contents,
+        ),
+    ))(remaining)?;
 
     let (remaining, post_blank) =
-        maybe_consume_trailing_whitespace_if_not_exiting(context, remaining)?;
+        maybe_consume_trailing_whitespace_if_not_exiting_mid_line(context, remaining)?;
     let source = get_consumed(input, remaining);
     let mut value = Vec::with_capacity(remaining_lines.len() + 1);
-    let last_line = remaining_lines.pop();
-    if let Some(last_line) = last_line {
-        value.push(Into::<&str>::into(first_line));
-        value.extend(remaining_lines.into_iter().map(Into::<&str>::into));
-        let last_line = Into::<&str>::into(last_line);
-        // Trim the line ending from the final line.
-        value.push(&last_line[..(last_line.len() - 1)])
-    } else {
-        // Trim the line ending from the only line.
-        let only_line = Into::<&str>::into(first_line);
-        value.push(&only_line[..(only_line.len() - 1)])
-    }
+    value.push(Into::<&str>::into(first_line));
+    value.extend(remaining_lines.into_iter().map(Into::<&str>::into));
     Ok((
         remaining,
         FixedWidthArea {
@@ -71,21 +68,15 @@ where
     ))
 }
 
-#[cfg_attr(
-    feature = "tracing",
-    tracing::instrument(ret, level = "debug", skip(_context))
-)]
-fn fixed_width_area_line<'b, 'g, 'r, 's>(
-    _context: RefContext<'b, 'g, 'r, 's>,
-    input: OrgSource<'s>,
-) -> Res<OrgSource<'s>, OrgSource<'s>> {
+#[cfg_attr(feature = "tracing", tracing::instrument(ret, level = "debug"))]
+fn fixed_width_area_line<'s>(input: OrgSource<'s>) -> Res<OrgSource<'s>, OrgSource<'s>> {
     start_of_line(input)?;
     let (remaining, _) = tuple((space0, tag(":")))(input)?;
-    if let Ok((remaining, line_break)) = org_line_ending(remaining) {
-        return Ok((remaining, line_break));
+    if let Ok((remain, _line_break)) = org_line_ending(remaining) {
+        return Ok((remain, remaining.take(0)));
     }
     let (remaining, _) = tag(" ")(remaining)?;
-    let (remaining, value) = recognize(many_till(anychar, org_line_ending))(remaining)?;
+    let (remaining, value) = recognize(many_till(anychar, peek(org_line_ending)))(remaining)?;
     Ok((remaining, value))
 }
 

src/parser/util.rs

@@ -72,6 +72,13 @@ fn element_trailing_whitespace<'s>(input: OrgSource<'s>) -> Res<OrgSource<'s>, O
     alt((eof, recognize(many0(blank_line))))(input)
 }
 
+#[cfg_attr(feature = "tracing", tracing::instrument(ret, level = "debug"))]
+fn element_trailing_whitespace_mid_line<'s>(
+    input: OrgSource<'s>,
+) -> Res<OrgSource<'s>, OrgSource<'s>> {
+    alt((eof, recognize(many0(blank_line))))(input)
+}
+
 #[cfg_attr(
     feature = "tracing",
     tracing::instrument(ret, level = "debug", skip(context))
@@ -114,6 +121,22 @@ pub(crate) fn maybe_consume_trailing_whitespace_if_not_exiting<'b, 'g, 'r, 's>(
     }
 }
 
+#[cfg_attr(
+    feature = "tracing",
+    tracing::instrument(ret, level = "debug", skip(context))
+)]
+pub(crate) fn maybe_consume_trailing_whitespace_if_not_exiting_mid_line<'b, 'g, 'r, 's>(
+    context: RefContext<'b, 'g, 'r, 's>,
+    input: OrgSource<'s>,
+) -> Res<OrgSource<'s>, Option<OrgSource<'s>>> {
+    if context.should_consume_trailing_whitespace() && exit_matcher_parser(context, input).is_err()
+    {
+        Ok(opt(element_trailing_whitespace_mid_line)(input)?)
+    } else {
+        Ok((input, None))
+    }
+}
+
 #[cfg_attr(
     feature = "tracing",
     tracing::instrument(ret, level = "debug", skip(context))

src/types/lesser_element.rs

@@ -498,13 +498,7 @@ impl<'s> Comment<'s> {
 
 impl<'s> FixedWidthArea<'s> {
     pub fn get_value(&self) -> String {
-        let final_size = self.value.iter().map(|line| line.len()).sum();
-        let mut ret = String::with_capacity(final_size);
-        for line in &self.value {
-            ret.push_str(line);
-        }
-
-        ret
+        self.value.join("\n")
     }
 }