rustemo-compiler 0.7.0

Rustemo compiler and development tools
Documentation 
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use std::fmt::Display;

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

#[derive(Debug)]
pub enum Error {
    RustemoError(rustemo::Error),
    IOError(std::io::Error),
    SynError(syn::Error),
    Error(String),
}

impl Error {
    /// A string representation of the error without the full file path.
    /// Used in tests to yield the same results at different location.
    pub fn to_locfile_str(&self) -> String {
        match self {
            Error::RustemoError(e) => e.to_locfile_str(),
            Error::SynError(e) => format!("Syn error: {e}"),
            Error::IOError(e) => format!("IOError: {e}"),
            Error::Error(e) => format!("Error: {e}"),
        }
    }
}

impl Display for Error {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        match self {
            Error::RustemoError(e) => write!(f, "{e}"),
            Error::SynError(e) => write!(f, "Syn error: {e}"),
            Error::IOError(e) => write!(f, "IOError: {e}"),
            Error::Error(e) => write!(f, "Error: {e}"),
        }
    }
}

impl From<rustemo::Error> for Error {
    fn from(e: rustemo::Error) -> Self {
        Error::RustemoError(e)
    }
}

impl From<std::io::Error> for Error {
    fn from(e: std::io::Error) -> Self {
        Error::IOError(e)
    }
}

impl From<syn::Error> for Error {
    fn from(e: syn::Error) -> Self {
        Error::SynError(e)
    }
}