udled 0.9.0

Tokenizer and parser
Documentation 
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use core::marker::PhantomData;

use crate::{Buffer, Error, Tokenizer};

pub struct And<T, U, B> {
    first: T,
    second: U,
    buffer: PhantomData<fn(B)>,
}

impl<T, U, B> Clone for And<T, U, B>
where
    T: Clone,
    U: Clone,
{
    fn clone(&self) -> Self {
        Self {
            first: self.first.clone(),
            second: self.second.clone(),
            buffer: PhantomData,
        }
    }
}

impl<T, U, B> Copy for And<T, U, B>
where
    T: Copy,
    U: Copy,
{
}

impl<T, U, B> And<T, U, B> {
    pub fn new(first: T, second: U) -> Self {
        Self {
            first,
            second,
            buffer: PhantomData,
        }
    }
}

impl<'input, T, U, B> Tokenizer<'input, B> for And<T, U, B>
where
    T: Tokenizer<'input, B>,
    U: Tokenizer<'input, B>,
    B: Buffer<'input>,
{
    type Token = (T::Token, U::Token);

    fn to_token(&self, reader: &mut crate::Reader<'_, 'input, B>) -> Result<Self::Token, Error> {
        reader.parse((&self.first, &self.second))
    }
}