runi-core 0.1.2

Runi core library — foundation types plus a feature-gated bundle that re-exports runi-log and runi-cli
Documentation 
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use std::fmt;

#[derive(Debug, thiserror::Error)]
pub enum Error {
    #[error("{0}")]
    Message(String),
    #[error(transparent)]
    Io(#[from] std::io::Error),
}

impl Error {
    pub fn msg(s: impl fmt::Display) -> Self {
        Self::Message(s.to_string())
    }
}

pub type Result<T> = std::result::Result<T, Error>;

#[cfg(test)]
mod tests {
    use super::*;
    use runi_test::prelude::*;
    use runi_test::pretty_assertions::assert_eq;

    #[rstest]
    #[case("something went wrong")]
    #[case("another error")]
    fn error_from_string(#[case] msg: &str) {
        let e = Error::msg(msg);
        assert_eq!(e.to_string(), msg);
    }

    #[test]
    fn result_with_error() {
        let r: Result<()> = Err(Error::msg("fail"));
        assert!(r.is_err());
    }
}