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use std::{error, result};
use error_code::{self, ErrorCode, ErrorCodeExt};
use thiserror::Error;
#[derive(Debug, Error)]
pub enum Error {
#[error("{0}")]
Io(#[from] std::io::Error),
#[error("cluster {0} is already bootstrapped")]
ClusterBootstrapped(u64),
#[error("cluster {0} is not bootstrapped")]
ClusterNotBootstrapped(u64),
#[error("feature is not supported in other cluster components")]
Incompatible,
#[error("{0}")]
Grpc(#[from] grpcio::Error),
#[error("unknown error {0:?}")]
Other(#[from] Box<dyn error::Error + Sync + Send>),
#[error("region is not found for key {}", log_wrappers::Value::key(.0))]
RegionNotFound(Vec<u8>),
#[error("store is tombstone {0:?}")]
StoreTombstone(String),
}
pub type Result<T> = result::Result<T, Error>;
impl ErrorCodeExt for Error {
fn error_code(&self) -> ErrorCode {
match self {
Error::Io(_) => error_code::pd::IO,
Error::ClusterBootstrapped(_) => error_code::pd::CLUSTER_BOOTSTRAPPED,
Error::ClusterNotBootstrapped(_) => error_code::pd::CLUSTER_NOT_BOOTSTRAPPED,
Error::Incompatible => error_code::pd::INCOMPATIBLE,
Error::Grpc(_) => error_code::pd::GRPC,
Error::RegionNotFound(_) => error_code::pd::REGION_NOT_FOUND,
Error::StoreTombstone(_) => error_code::pd::STORE_TOMBSTONE,
Error::Other(_) => error_code::pd::UNKNOWN,
}
}
}