web3 0.3.1

Ethereum JSON-RPC client.
Documentation 
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//! `Web3` namespace

use api::Namespace;
use helpers::{self, CallResult};
use types::{Bytes, H256};

use Transport;

/// `Web3` namespace
#[derive(Debug, Clone)]
pub struct Web3<T> {
    transport: T,
}

impl<T: Transport> Namespace<T> for Web3<T> {
    fn new(transport: T) -> Self
    where
        Self: Sized,
    {
        Web3 { transport }
    }

    fn transport(&self) -> &T {
        &self.transport
    }
}

impl<T: Transport> Web3<T> {
    /// Returns client version
    pub fn client_version(&self) -> CallResult<String, T::Out> {
        CallResult::new(self.transport.execute("web3_clientVersion", vec![]))
    }

    /// Returns sha3 of the given data
    pub fn sha3(&self, bytes: Bytes) -> CallResult<H256, T::Out> {
        let bytes = helpers::serialize(&bytes);
        CallResult::new(self.transport.execute("web3_sha3", vec![bytes]))
    }
}

#[cfg(test)]
mod tests {
    use futures::Future;

    use api::Namespace;
    use types::Bytes;
    use rpc::Value;

    use super::Web3;

    rpc_test! (
    Web3:client_version => "web3_clientVersion";
    Value::String("Test123".into()) => "Test123"
  );

    rpc_test! (
    Web3:sha3, Bytes(vec![1, 2, 3, 4])
    =>
    "web3_sha3", vec![r#""0x01020304""#];
    Value::String("0x0000000000000000000000000000000000000000000000000000000000000123".into()) => 0x123
  );
}