car-utils 0.1.1

This crate is the ipfs car file reader writer and utils.
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use std::{fmt::Display, process::ExitCode};

use rust_car::error::CarError;

pub(crate) struct UtilError {
    pub(crate) err: String,
    pub(crate) code: u8,
}

impl UtilError {
    pub fn new(err: String) -> Self {
        Self { err, code: 127 }
    }
}

impl Display for UtilError {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "{}. error code {}", self.err, self.code)
    }
}

impl From<std::io::Error> for UtilError {
    fn from(value: std::io::Error) -> Self {
        Self::new(value.to_string())
    }
}

impl From<CarError> for UtilError {
    fn from(value: CarError) -> Self {
        Self::new(value.to_string())
    }
}

impl From<UtilError> for ExitCode {
    fn from(value: UtilError) -> Self {
        ExitCode::from(value.code)
    }
}