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feat: update list node parsing

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PoiScript 2023-11-16 18:50:33 +08:00
parent ed987d468a
commit b7ddc0f076
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GPG key ID: 22C2B1249D99985E
10 changed files with 411 additions and 242 deletions
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28
src/syntax/document.rs
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@ -1,7 +1,4 @@
use nom::{
combinator::{iterator, opt},
IResult,
};
use nom::{combinator::opt, IResult, InputLength};
use super::{
combinator::{blank_lines, node, GreenElement},
@ -22,18 +19,29 @@ fn document_node_base(input: Input) -> IResult<Input, GreenElement, ()> {
children.extend(pre_blank);
if input.is_empty() {
return Ok((input, node(DOCUMENT, children)));
}
let (input, section) = opt(section_node)(input)?;
if let Some(section) = section {
children.push(section);
}
let mut it = iterator(input, headline_node);
children.extend(&mut it);
let (input, _) = it.finish()?;
let mut i = input;
while !i.is_empty() {
let (input, headline) = headline_node(i)?;
debug_assert!(
i.input_len() > input.input_len(),
"{} > {}",
i.input_len(),
input.input_len(),
);
i = input;
children.push(headline);
}
debug_assert!(input.is_empty());
Ok((input, node(DOCUMENT, children)))
Ok((i, node(DOCUMENT, children)))
}
#[test]