pub use ed25519_dalek::{Keypair, PublicKey, SecretKey, Signature};
use crate::{
error::{Error, ErrorKind::*},
keyring::SigningProvider,
prelude::*,
};
use std::sync::Arc;
use tendermint::TendermintKey;
#[allow(clippy::redundant_allocation)]
#[derive(Clone)]
pub struct Signer {
provider: SigningProvider,
public_key: TendermintKey,
signer: Arc<Box<dyn signature::Signer<Signature> + Send + Sync>>,
}
impl Signer {
pub fn new(
provider: SigningProvider,
public_key: TendermintKey,
signer: Box<dyn signature::Signer<Signature> + Send + Sync>,
) -> Self {
Self {
provider,
public_key,
signer: Arc::new(signer),
}
}
pub fn public_key(&self) -> TendermintKey {
self.public_key
}
pub fn provider(&self) -> SigningProvider {
self.provider
}
pub fn sign(&self, msg: &[u8]) -> Result<Signature, Error> {
Ok(self
.signer
.try_sign(msg)
.map_err(|e| format_err!(SigningError, "{}", e))?)
}
}