hf_text-generation-inference/router/client/src/lib.rs

//! Text Generation gRPC client library

mod client;
#[allow(clippy::derive_partial_eq_without_eq)]
mod pb;
mod sharded_client;

pub use client::Client;
pub use pb::generate::v1::{
    Batch, FinishReason, GeneratedText, Generation, NextTokenChooserParameters, PrefillTokens,
    Request, StoppingCriteriaParameters,
};
pub use sharded_client::ShardedClient;
use thiserror::Error;
use tonic::transport;
use tonic::Status;

#[derive(Error, Debug, Clone)]
pub enum ClientError {
    #[error("Could not connect to Text Generation server: {0:?}")]
    Connection(String),
    #[error("Server error: {0:?}")]
    Generation(String),
}

impl From<Status> for ClientError {
    fn from(err: Status) -> Self {
        Self::Generation(err.message().to_string())
    }
}

impl From<transport::Error> for ClientError {
    fn from(err: transport::Error) -> Self {
        Self::Connection(err.to_string())
    }
}

pub type Result<T> = std::result::Result<T, ClientError>;