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#[derive(Debug)]
pub enum AutodocsError {
    PreProcessing(String),
    Metadata(String),
}

impl std::error::Error for AutodocsError {}
impl std::fmt::Display for AutodocsError {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(
            f,
            "ERROR: {}",
            match self {
                AutodocsError::PreProcessing(error) => format!("pre-processing error: {error}"),
                AutodocsError::Metadata(error) =>
                    format!("failed to parse function or module metadata: {error}"),
            }
        )
    }
}