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Simulate the trailing whitespace capture for empty drawer.

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This commit is contained in:
Tom Alexander 2023-04-22 21:25:46 -04:00
parent 72e656751a
commit 189edaa24a
Signed by: talexander
GPG Key ID: D3A179C9A53C0EDE
1 changed files with 18 additions and 16 deletions
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22
src/parser/drawer.rs
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@ -1,29 +1,28 @@
use crate::error::CustomError;
use crate::error::MyError;
use crate::error::Res;
use nom::branch::alt;
use nom::bytes::complete::tag;
use nom::bytes::complete::tag_no_case;
use nom::bytes::complete::take_while;
use nom::character::complete::line_ending;
use nom::character::complete::space0;
use nom::combinator::consumed;
use nom::combinator::eof;
use nom::combinator::recognize;
use nom::multi::many_till;
use nom::sequence::tuple;
use super::Context;
use crate::error::CustomError;
use crate::error::MyError;
use crate::error::Res;
use crate::parser::element_parser::element;
use crate::parser::exiting::ExitClass;
use crate::parser::parser_context::ContextElement;
use crate::parser::parser_context::ExitMatcherNode;
use crate::parser::parser_with_context::parser_with_context;
use crate::parser::source::SetSource;
use crate::parser::util::blank_line;
use crate::parser::util::exit_matcher_parser;
use crate::parser::util::get_consumed;
use crate::parser::util::immediate_in_section;
use crate::parser::util::start_of_line;
use crate::parser::util::WORD_CONSTITUENT_CHARACTERS;
use crate::parser::Drawer;
@ -56,11 +55,14 @@ pub fn drawer<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str,
let element_matcher = parser_with_context!(element(true))(&parser_context);
let exit_matcher = parser_with_context!(exit_matcher_parser)(&parser_context);
let (remaining, children) = match consumed(many_till(blank_line, exit_matcher))(remaining) {
Ok((remaining, (whitespace, (_children, _exit_contents)))) => (
remaining,
vec![Element::Paragraph(Paragraph::of_text(whitespace))],
),
let (remaining, children) =
match tuple((blank_line, many_till(blank_line, exit_matcher)))(remaining) {
Ok((remain, (first_line, (_trailing_whitespace, _exit_contents)))) => {
let mut element = Element::Paragraph(Paragraph::of_text(first_line));
let source = get_consumed(remaining, remain);
element.set_source(source);
(remain, vec![element])
}
Err(_) => {
let (remaining, (children, _exit_contents)) =
many_till(element_matcher, exit_matcher)(remaining)?;