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//! Error type for the node library.
use std::path::PathBuf;
use thiserror::Error;

/// Errors generated by the node library.
#[derive(Debug, Error)]
pub enum Error {
    /// Error generated if we could not determine a cache directory.
    #[error("could not determine cache directory")]
    NoCache,

    /// Error generated attempting acquire a lock on a file that is already locked.
    #[error("file {0} is already locked")]
    FileLocked(PathBuf),

    /// Error generated by the std::io module.
    #[error(transparent)]
    Io(#[from] std::io::Error),

    /// Error generated converting from a slice.
    #[error(transparent)]
    TryFromSlice(#[from] std::array::TryFromSliceError),

    /// Error generated by the core library.
    #[error(transparent)]
    Core(#[from] sos_sdk::Error),

    /// Error generate by the signature library.
    #[error(transparent)]
    Signature(#[from] web3_signature::SignatureError),

    /// Error generate by the ECDSA library.
    #[error(transparent)]
    Ecdsa(#[from] sos_sdk::k256::ecdsa::Error),

    /// Error generate by the elliptic curve library.
    #[error(transparent)]
    Elliptic(#[from] sos_sdk::k256::elliptic_curve::Error),

    /// Error generated by the address library.
    #[error(transparent)]
    Address(#[from] web3_address::Error),

    /// Error generated by the JSON library.
    #[error(transparent)]
    Json(#[from] serde_json::Error),

    /// Error generated by the Base58 library.
    #[error(transparent)]
    Base58(#[from] bs58::encode::Error),
}