bashrs 6.66.0

Rust-to-Shell transpiler for deterministic bootstrap scripts
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use thiserror::Error;

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

#[derive(Error, Debug)]
pub enum Error {
    #[error("Parse error: {0}")]
    Parse(#[from] syn::Error),

    #[error("AST validation error: {0}")]
    Validation(String),

    #[error("IR generation error: {0}")]
    IrGeneration(String),

    #[error("Verification error: {0}")]
    Verification(String),

    #[error("Code emission error: {0}")]
    Emission(String),

    #[error("IO error: {0}")]
    Io(#[from] std::io::Error),

    #[error("JSON error: {0}")]
    Json(#[from] serde_json::Error),

    #[error("Format error: {0}")]
    Format(#[from] std::fmt::Error),

    #[error("Internal error: {0}")]
    Internal(String),

    #[error("ShellCheck validation error: {0}")]
    ShellCheckValidation(#[from] Box<crate::validation::ValidationError>),

    #[error("Validation error: {0}")]
    #[allow(clippy::enum_variant_names)]
    ValidationError(String),

    #[error("Unsupported feature: {0}")]
    Unsupported(String),

    /// Issue #84: Command failed with helpful message
    #[error("{message}")]
    CommandFailed { message: String },

    /// Rich error with file path and source code context for diagnostics
    #[error("{inner}")]
    WithContext {
        #[source]
        inner: Box<Error>,
        file: Option<String>,
        source_code: Option<String>,
    },
}