33 lines
872 B
Rust
33 lines
872 B
Rust
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use nom::bytes::complete::tag;
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use nom::error::ErrorKind;
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use nom::error::ParseError;
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use nom::error::VerboseError;
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use nom::IResult;
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#[derive(Debug, PartialEq)]
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pub enum CustomError<I> {
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MyError(MyError<I>),
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Nom(I, ErrorKind),
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}
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#[derive(Debug, PartialEq)]
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pub struct MyError<I>(I);
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impl<I> ParseError<I> for CustomError<I> {
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fn from_error_kind(input: I, kind: ErrorKind) -> Self {
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CustomError::Nom(input, kind)
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}
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fn append(input: I, kind: ErrorKind, mut other: Self) -> Self {
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// Doesn't do append like VerboseError
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other
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}
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}
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// Err(nom::Err::Error(nom::error::Error::from_error_kind(input, nom::error::ErrorKind::Char)))
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fn test_parser<'a>(i: &'a str) -> IResult<&'a str, &'a str, CustomError<&'a str>> {
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Err(nom::Err::Error(CustomError::MyError(MyError(i))))?;
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tag("sdjfisdfjisudfjuwiefweufefefjwef")(i)
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}
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