Fix the implementation of post.

src/parser/object_parser.rs

@@ -1,14 +1,13 @@
-use crate::error::Res;
-use crate::parser::text_markup::text_markup;
 use nom::branch::alt;
 use nom::combinator::map;
 use nom::combinator::not;
 
-use crate::parser::object::Object;
-
 use super::parser_with_context::parser_with_context;
 use super::plain_text::plain_text;
 use super::Context;
+use crate::error::Res;
+use crate::parser::object::Object;
+use crate::parser::text_markup::text_markup;
 
 #[tracing::instrument(ret, level = "debug")]
 pub fn standard_set_object<'r, 's>(
@@ -49,9 +48,7 @@ pub fn any_object_except_plain_text<'r, 's>(
     context: Context<'r, 's>,
     input: &'s str,
 ) -> Res<&'s str, Object<'s>> {
-    // TODO: add entities, LaTeX fragments, export snippets, footnote references, citations (NOT citation references), inline babel calls, inline source blocks, line breaks, links, macros, targets and radio targets, statistics cookies, subscript and superscript, timestamps, and text markup.
-    not(|i| context.check_exit_matcher(i))(input)?;
-
+    // Used for exit matchers so this does not check exit matcher condition.
     alt((map(
         parser_with_context!(text_markup)(context),
         Object::TextMarkup,

src/parser/text_markup.rs

@@ -1,6 +1,10 @@
 use nom::branch::alt;
 use nom::bytes::complete::tag;
+use nom::character::complete::line_ending;
+use nom::character::complete::one_of;
+use nom::character::complete::space0;
 use nom::combinator::peek;
+use nom::combinator::recognize;
 use nom::combinator::verify;
 use nom::multi::many_till;
 use nom::sequence::terminated;
@@ -43,6 +47,7 @@ pub fn text_markup<'r, 's>(
 
     // TODO: Sometimes its plain text, not objects
     let (remaining, close) = text_markup_end_specialized(context, remaining)?;
+    let (remaining, _trailing_whitespace) = space0(remaining)?;
 
     let source = get_consumed(input, remaining);
 
@@ -71,22 +76,8 @@ pub fn pre<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, ()>
 
 #[tracing::instrument(ret, level = "debug")]
 pub fn post<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, ()> {
-    let document_root = context.get_document_root().unwrap();
-    let preceding_character = get_one_before(document_root, input)
-        .map(|slice| slice.chars().next())
-        .flatten();
-    match preceding_character {
-        // If None, we are at the start of the file which is technically the beginning of a line.
-        None | Some('\r') | Some('\n') | Some(' ') | Some('\t') | Some('-') | Some('(')
-        | Some('{') | Some('\'') | Some('"') => {}
-        Some(_) => {
-            // Not at start of line, cannot be a heading
-            return Err(nom::Err::Error(CustomError::MyError(MyError(
-                "Not a valid pre character for text markup.",
-            ))));
-        }
-    };
-    Ok((input, ()))
+    let (remaining, _) = alt((recognize(one_of(" \r\n\t-.,;:!?')}[\"")), line_ending))(input)?;
+    Ok((remaining, ()))
 }
 
 #[tracing::instrument(ret, level = "debug")]