casper-node 1.4.8

The Casper blockchain node
Documentation 
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use thiserror::Error;

use crate::{
    components::{contract_runtime, small_network, storage},
    utils::ListeningError,
};

/// Error type returned by the validator reactor.
#[derive(Debug, Error)]
pub(crate) enum Error {
    /// Metrics-related error
    #[error("prometheus (metrics) error: {0}")]
    Metrics(#[from] prometheus::Error),

    /// `SmallNetwork` component error.
    #[error("small network error: {0}")]
    SmallNetwork(#[from] small_network::Error),

    /// An error starting one of the HTTP servers.
    #[error("http server listening error: {0}")]
    HttpServerListening(#[from] ListeningError),

    /// `Storage` component error.
    #[error("storage error: {0}")]
    Storage(#[from] storage::Error),

    /// `Consensus` component error.
    #[error("consensus error: {0}")]
    Consensus(#[from] anyhow::Error),

    /// `ContractRuntime` component error.
    #[error("contract runtime config error: {0}")]
    ContractRuntime(#[from] contract_runtime::ConfigError),
}