oni_comb_parser/combinator/
cut.rs

1use crate::fail::{Fail, PResult};
2use crate::input::Input;
3use crate::parser::Parser;
4
5pub struct Cut<P> {
6  pub(crate) parser: P,
7}
8
9impl<I, P> Parser<I> for Cut<P>
10where
11  I: Input,
12  P: Parser<I>,
13{
14  type Error = P::Error;
15  type Output = P::Output;
16
17  #[inline]
18  fn parse_next(&mut self, input: &mut I) -> PResult<Self::Output, Self::Error> {
19    match self.parser.parse_next(input) {
20      Ok(v) => Ok(v),
21      Err(Fail::Backtrack(e)) => Err(Fail::Cut(e)),
22      Err(other) => Err(other),
23    }
24  }
25}

oni_comb_parser/combinator/cut.rs

oni_comb_parser/combinator/
cut.rs