tiny-bitstream 0.1.0

Standard implementation of a classic bitstream library
Documentation 
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use anyhow::Error;

pub type Result<T, U = BitStreamError> = std::result::Result<T, U>;
#[derive(Debug)]
pub enum BitStreamError {
    AddBits(String),
    FlushBits(String),
    StreamPoisoned(String),
    NoEndMarkFound,
    BitsOverflow(String),
    LookFailed,
    EmptyStream,
    ReadOverflow,
}

impl std::fmt::Display for BitStreamError {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "BitStreamError: {:?}", self)
    }
}

macro_rules! throw {
    ($e: ident, $m: expr) => {
        return Err(BitStreamError::$e($m.to_string()))
    };
    ($e: ident) => {
        return Err(BitStreamError::$e)
    };
}

pub(crate) use throw;

impl From<BitStreamError> for Error {
    fn from(err: BitStreamError) -> Self {
        Error::msg(err)
    }
}