raw
1use nom::{
2 IResult, Parser as _,
3 bytes::complete::{tag, take_till1},
4 character::complete::{char, space0},
5 combinator::opt,
6 sequence::{delimited, preceded},
7};
8
9use crate::ast::Wikilink;
10
11pub(super) fn wikilink<'a>() -> impl FnMut(&'a str) -> IResult<&'a str, Wikilink> {
12 move |input: &'a str| {
13 let (input, (link, target, name)) = delimited(
14 (tag("[["), space0),
15 (
16 take_till1(|c| matches!(c, '#' | '|' | ']')),
17 opt(preceded(char('#'), take_till1(|c| matches!(c, '|' | ']')))),
18 opt(preceded(char('|'), take_till1(|c| matches!(c, ']')))),
19 ),
20 (space0, tag("]]")),
21 )
22 .parse(input)?;
23
24 let tag = Wikilink {
25 link: link.to_owned(),
26 target: target.map(ToOwned::to_owned),
27 name: name.map(ToOwned::to_owned),
28 };
29
30 Ok((input, tag))
31 }
32}
33