ethers-rs/ethers-providers/src/lib.rs

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pub mod http;
pub use http::Provider as Http;
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mod provider;
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// ENS support
mod ens;
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use async_trait::async_trait;
use serde::{Deserialize, Serialize};
use std::{error::Error, fmt::Debug};
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pub use provider::{Provider, ProviderError};
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#[async_trait]
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/// Trait which must be implemented by data transports to be used with the Ethereum
/// JSON-RPC provider.
pub trait JsonRpcClient: Debug + Clone {
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/// A JSON-RPC Error
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type Error: Error + Into<ProviderError>;
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/// Sends a request with the provided JSON-RPC and parameters serialized as JSON
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async fn request<T: Serialize + Send + Sync, R: for<'a> Deserialize<'a>>(
&self,
method: &str,
params: Option<T>,
) -> Result<R, Self::Error>;
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}