use super::error::EvmError;

#[cfg_attr(not(target_arch = "wasm32"), async_trait::async_trait)]
#[cfg_attr(target_arch = "wasm32", async_trait::async_trait(?Send))]
pub trait Signer: Send + Sync {
    async fn sign(&self, message: &[u8]) -> Result<Vec<u8>, EvmError>;
    fn address(&self) -> String;
}