parsr 1.0.4

a libary for simple parsing
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use crate::{
    input::{Entry, Input, InputExt},
    parse::{IsParse, ParseError},
};

#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub struct SplitUpTo<F: Fn(char) -> bool> {
    func: F,
}

impl<F: Fn(char) -> bool> SplitUpTo<F> {
    #[inline(always)]
    pub const fn new(func: F) -> Self {
        Self { func }
    }
}

impl<'a, F: Fn(char) -> bool> IsParse<'a> for SplitUpTo<F> {
    type Output = Entry<'a, dyn Input + 'a>;
    type Error = !;

    fn __parse<I: ?Sized + Input>(
        self,
        input: &'a mut I,
    ) -> Result<Self::Output, ParseError<Self::Error>> {
        input
            .read_until_entry(8, self.func)
            .map_err(ParseError::ReadError)
            .map(Entry::unsize)
    }
}