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Fixing clippy errors in util

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This commit is contained in:
Tomusdrw
2016-01-19 12:14:29 +01:00
parent fc4b67a12d
commit 062193ceb5
22 changed files with 128 additions and 137 deletions
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9
util/src/network/connection.rs
View File

@@ -86,7 +86,7 @@ impl Connection {
/// Add a packet to send queue.
pub fn send(&mut self, data: Bytes) {
if data.len() != 0 {
if !data.is_empty() {
self.send_queue.push_back(Cursor::new(data));
}
if !self.interest.is_writable() {
@@ -341,11 +341,8 @@ impl EncryptedConnection {
self.idle_timeout.map(|t| event_loop.clear_timeout(t));
match self.read_state {
EncryptedConnectionState::Header => {
match try!(self.connection.readable()) {
Some(data) => {
try!(self.read_header(&data));
},
None => {}
if let Some(data) = try!(self.connection.readable()) {
try!(self.read_header(&data));
};
Ok(None)
},

13
util/src/network/discovery.rs
View File

@@ -62,7 +62,7 @@ impl Discovery {
discovery_round: 0,
discovery_id: NodeId::new(),
discovery_nodes: HashSet::new(),
node_buckets: (0..NODE_BINS).map(|x| NodeBucket::new(x)).collect(),
node_buckets: (0..NODE_BINS).map(NodeBucket::new).collect(),
}
}
@@ -122,7 +122,8 @@ impl Discovery {
ret
}
fn nearest_node_entries<'b>(source: &NodeId, target: &NodeId, buckets: &'b Vec<NodeBucket>) -> Vec<&'b NodeId>
#[allow(cyclomatic_complexity)]
fn nearest_node_entries<'b>(source: &NodeId, target: &NodeId, buckets: &'b [NodeBucket]) -> Vec<&'b NodeId>
{
// send ALPHA FindNode packets to nodes we know, closest to target
const LAST_BIN: u32 = NODE_BINS - 1;
@@ -136,7 +137,7 @@ impl Discovery {
if head > 1 && tail != LAST_BIN {
while head != tail && head < NODE_BINS && count < BUCKET_SIZE
{
for n in buckets[head as usize].nodes.iter()
for n in &buckets[head as usize].nodes
{
if count < BUCKET_SIZE {
count += 1;
@@ -147,7 +148,7 @@ impl Discovery {
}
}
if count < BUCKET_SIZE && tail != 0 {
for n in buckets[tail as usize].nodes.iter() {
for n in &buckets[tail as usize].nodes {
if count < BUCKET_SIZE {
count += 1;
found.entry(Discovery::distance(target, &n)).or_insert(Vec::new()).push(n);
@@ -166,7 +167,7 @@ impl Discovery {
}
else if head < 2 {
while head < NODE_BINS && count < BUCKET_SIZE {
for n in buckets[head as usize].nodes.iter() {
for n in &buckets[head as usize].nodes {
if count < BUCKET_SIZE {
count += 1;
found.entry(Discovery::distance(target, &n)).or_insert(Vec::new()).push(n);
@@ -180,7 +181,7 @@ impl Discovery {
}
else {
while tail > 0 && count < BUCKET_SIZE {
for n in buckets[tail as usize].nodes.iter() {
for n in &buckets[tail as usize].nodes {
if count < BUCKET_SIZE {
count += 1;
found.entry(Discovery::distance(target, &n)).or_insert(Vec::new()).push(n);

18
util/src/network/handshake.rs
View File

@@ -93,21 +93,15 @@ impl Handshake {
self.idle_timeout.map(|t| event_loop.clear_timeout(t));
match self.state {
HandshakeState::ReadingAuth => {
match try!(self.connection.readable()) {
Some(data) => {
try!(self.read_auth(host, &data));
try!(self.write_ack());
},
None => {}
if let Some(data) = try!(self.connection.readable()) {
try!(self.read_auth(host, &data));
try!(self.write_ack());
};
},
HandshakeState::ReadingAck => {
match try!(self.connection.readable()) {
Some(data) => {
try!(self.read_ack(host, &data));
self.state = HandshakeState::StartSession;
},
None => {}
if let Some(data) = try!(self.connection.readable()) {
try!(self.read_ack(host, &data));
self.state = HandshakeState::StartSession;
};
},
_ => { panic!("Unexpected state"); }

46
util/src/network/host.rs
View File

@@ -175,7 +175,7 @@ impl<'s, 'io, Message> NetworkContext<'s, 'io, Message> where Message: Send + 's
s.info.client_version.clone()
},
_ => {
"unknown".to_string()
"unknown".to_owned()
}
}
}
@@ -213,7 +213,7 @@ impl HostInfo {
/// Increments and returns connection nonce.
pub fn next_nonce(&mut self) -> H256 {
self.nonce = self.nonce.sha3();
return self.nonce.clone();
self.nonce.clone()
}
}
@@ -246,7 +246,7 @@ impl<Message> Host<Message> where Message: Send {
config: config,
nonce: H256::random(),
protocol_version: 4,
client_version: "parity".to_string(),
client_version: "parity".to_owned(),
listen_port: 0,
capabilities: Vec::new(),
},
@@ -274,11 +274,11 @@ impl<Message> Host<Message> where Message: Send {
}
fn have_session(&self, id: &NodeId) -> bool {
self.connections.iter().any(|e| match e { &ConnectionEntry::Session(ref s) => s.info.id.eq(&id), _ => false })
self.connections.iter().any(|e| match *e { ConnectionEntry::Session(ref s) => s.info.id.eq(&id), _ => false })
}
fn connecting_to(&self, id: &NodeId) -> bool {
self.connections.iter().any(|e| match e { &ConnectionEntry::Handshake(ref h) => h.id.eq(&id), _ => false })
self.connections.iter().any(|e| match *e { ConnectionEntry::Handshake(ref h) => h.id.eq(&id), _ => false })
}
fn connect_peers(&mut self, io: &mut IoContext<NetworkIoMessage<Message>>) {
@@ -303,7 +303,7 @@ impl<Message> Host<Message> where Message: Send {
}
}
for n in to_connect.iter() {
for n in &to_connect {
if n.peer_type == PeerType::Required {
if req_conn < IDEAL_PEERS {
self.connect_peer(&n.id, io);
@@ -318,7 +318,7 @@ impl<Message> Host<Message> where Message: Send {
let peer_count = 0;
let mut open_slots = IDEAL_PEERS - peer_count - pending_count + req_conn;
if open_slots > 0 {
for n in to_connect.iter() {
for n in &to_connect {
if n.peer_type == PeerType::Optional && open_slots > 0 {
open_slots -= 1;
self.connect_peer(&n.id, io);
@@ -328,6 +328,7 @@ impl<Message> Host<Message> where Message: Send {
}
}
#[allow(single_match)]
fn connect_peer(&mut self, id: &NodeId, io: &mut IoContext<NetworkIoMessage<Message>>) {
if self.have_session(id)
{
@@ -376,6 +377,7 @@ impl<Message> Host<Message> where Message: Send {
trace!(target: "net", "accept");
}
#[allow(single_match)]
fn connection_writable<'s>(&'s mut self, token: StreamToken, io: &mut IoContext<'s, NetworkIoMessage<Message>>) {
let mut kill = false;
let mut create_session = false;
@@ -436,7 +438,7 @@ impl<Message> Host<Message> where Message: Send {
}) };
match sd {
SessionData::Ready => {
for (p, _) in self.handlers.iter_mut() {
for (p, _) in &mut self.handlers {
if s.have_capability(p) {
ready_data.push(p);
}
@@ -475,11 +477,8 @@ impl<Message> Host<Message> where Message: Send {
h.read(&mut NetworkContext::new(io, p, Some(token), &mut self.connections, &mut self.timers), &token, packet_id, &data[1..]);
}
match self.connections.get_mut(token) {
Some(&mut ConnectionEntry::Session(ref mut s)) => {
s.reregister(io.event_loop).unwrap_or_else(|e| debug!(target: "net", "Session registration error: {:?}", e));
},
_ => (),
if let Some(&mut ConnectionEntry::Session(ref mut s)) = self.connections.get_mut(token) {
s.reregister(io.event_loop).unwrap_or_else(|e| debug!(target: "net", "Session registration error: {:?}", e));
}
}
@@ -523,7 +522,7 @@ impl<Message> Host<Message> where Message: Send {
match self.connections.get_mut(token) {
Some(&mut ConnectionEntry::Handshake(_)) => (), // just abandon handshake
Some(&mut ConnectionEntry::Session(ref mut s)) if s.is_ready() => {
for (p, _) in self.handlers.iter_mut() {
for (p, _) in &mut self.handlers {
if s.have_capability(p) {
to_disconnect.push(p);
}
@@ -600,19 +599,20 @@ impl<Message> IoHandler<NetworkIoMessage<Message>> for Host<Message> where Messa
FIRST_CONNECTION ... LAST_CONNECTION => self.connection_timeout(token, io),
NODETABLE_DISCOVERY => {},
NODETABLE_MAINTAIN => {},
_ => match self.timers.get_mut(&token).map(|p| *p) {
Some(protocol) => match self.handlers.get_mut(protocol) {
_ => {
if let Some(protocol) = self.timers.get_mut(&token).map(|p| *p) {
match self.handlers.get_mut(protocol) {
None => { warn!(target: "net", "No handler found for protocol: {:?}", protocol) },
Some(h) => { h.timeout(&mut NetworkContext::new(io, protocol, Some(token), &mut self.connections, &mut self.timers), token); }
},
None => {} // time not registerd through us
};
} // else time not registerd through us
}
}
}
fn message<'s>(&'s mut self, io: &mut IoContext<'s, NetworkIoMessage<Message>>, message: &'s mut NetworkIoMessage<Message>) {
match message {
&mut NetworkIoMessage::AddHandler {
match *message {
NetworkIoMessage::AddHandler {
ref mut handler,
ref protocol,
ref versions
@@ -624,7 +624,7 @@ impl<Message> IoHandler<NetworkIoMessage<Message>> for Host<Message> where Messa
self.info.capabilities.push(CapabilityInfo { protocol: protocol, version: *v, packet_count:0 });
}
},
&mut NetworkIoMessage::Send {
NetworkIoMessage::Send {
ref peer,
ref packet_id,
ref protocol,
@@ -641,8 +641,8 @@ impl<Message> IoHandler<NetworkIoMessage<Message>> for Host<Message> where Messa
}
}
},
&mut NetworkIoMessage::User(ref message) => {
for (p, h) in self.handlers.iter_mut() {
NetworkIoMessage::User(ref message) => {
for (p, h) in &mut self.handlers {
h.message(&mut NetworkContext::new(io, p, None, &mut self.connections, &mut self.timers), &message);
}
}

6
util/src/network/node.rs
View File

@@ -20,14 +20,16 @@ pub struct NodeEndpoint {
pub udp_port: u16
}
impl NodeEndpoint {
impl FromStr for NodeEndpoint {
type Err = UtilError;
/// Create endpoint from string. Performs name resolution if given a host name.
fn from_str(s: &str) -> Result<NodeEndpoint, UtilError> {
let address = s.to_socket_addrs().map(|mut i| i.next());
match address {
Ok(Some(a)) => Ok(NodeEndpoint {
address: a,
address_str: s.to_string(),
address_str: s.to_owned(),
udp_port: a.port()
}),
Ok(_) => Err(UtilError::AddressResolve(None)),

4
util/src/network/session.rs
View File

@@ -182,7 +182,7 @@ impl Session {
// map to protocol
let protocol = self.info.capabilities[i].protocol;
let pid = packet_id - self.info.capabilities[i].id_offset;
return Ok(SessionData::Packet { data: packet.data, protocol: protocol, packet_id: pid } )
Ok(SessionData::Packet { data: packet.data, protocol: protocol, packet_id: pid } )
},
_ => {
debug!(target: "net", "Unkown packet: {:?}", packet_id);
@@ -212,7 +212,7 @@ impl Session {
// Intersect with host capabilities
// Leave only highset mutually supported capability version
let mut caps: Vec<SessionCapabilityInfo> = Vec::new();
for hc in host.capabilities.iter() {
for hc in &host.capabilities {
if peer_caps.iter().any(|c| c.protocol == hc.protocol && c.version == hc.version) {
caps.push(SessionCapabilityInfo {
protocol: hc.protocol,