dgraph-tonic 0.11.0

A rust async/sync client for Dgraph database build with Tonic crate
Documentation 
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use anyhow::Error as Failure;
use thiserror::Error as Fail;

///
/// Possible Dgraph errors
///
#[derive(Debug, Fail)]
pub enum Error {
    #[error("Dgraph: Txn start mismatch")]
    StartTsMismatch,
    #[error("Dgraph: gRPC communication Error.")]
    GrpcError(#[from] Failure),
    #[error("Dgraph: Txn is empty")]
    EmptyTxn,
    #[error("Dgraph: Missing Txn context")]
    MissingTxnContext,
    #[error("Dgraph: Txn is already committed")]
    TxnCommitted,
}