web3 0.3.0

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

use api::Namespace;
use helpers::CallResult;
use types::U256;

use {Transport};

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

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

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

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

  /// Returns number of peers connected to node.
  pub fn peer_count(&self) -> CallResult<U256, T::Out> {
    CallResult::new(self.transport.execute("net_peerCount", vec![]))
  }

  /// Whether the node is listening for network connections
  pub fn is_listening(&self) -> CallResult<bool, T::Out> {
    CallResult::new(self.transport.execute("net_listening", vec![]))
  }
}

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

  use api::Namespace;
  use rpc::Value;
  use types::U256;

  use super::Net;

  rpc_test! (
    Net:version => "net_version";
    Value::String("Test123".into()) => "Test123"
  );

  rpc_test! (
    Net:peer_count => "net_peerCount";
    Value::String("0x123".into()) => U256::from(0x123)
  );

  rpc_test! (
    Net:is_listening => "net_listening";
    Value::Bool(true) => true
  );
}