remove stuttering in names

src/dds/dp_event_loop.rs

@@ -497,7 +497,7 @@ impl DPEventLoop {
   fn handle_writer_acknack_action(&mut self, _event: &Event) {
     while let Ok((acknack_sender_prefix, acknack_submessage)) = self.ack_nack_receiver.try_recv() {
       let writer_guid = GUID::new_with_prefix_and_id(
-        self.domain_info.domain_participant_guid.guid_prefix,
+        self.domain_info.domain_participant_guid.prefix,
         acknack_submessage.writer_id(),
       );
       if let Some(found_writer) = self.writers.get_mut(&writer_guid.entity_id) {
@@ -518,7 +518,7 @@ impl DPEventLoop {
     info!(
       "update_participant {:?} myself={}",
       participant_guid_prefix,
-      participant_guid_prefix == self.domain_info.domain_participant_guid.guid_prefix
+      participant_guid_prefix == self.domain_info.domain_participant_guid.prefix
     );
 
     {

src/dds/message_receiver.rs

@@ -371,7 +371,7 @@ impl MessageReceiver {
         }
       }
       InterpreterSubmessage::InfoDestination(info_dest, _flags) => {
-        if info_dest.guid_prefix == GUID::GUID_UNKNOWN.guid_prefix {
+        if info_dest.guid_prefix == GUID::GUID_UNKNOWN.prefix {
           self.dest_guid_prefix = self.own_guid_prefix;
         } else {
           self.dest_guid_prefix = info_dest.guid_prefix;
@@ -483,7 +483,6 @@ mod tests {
       EntityId::create_custom_entity_id([0, 0, 0], EntityKind::READER_WITH_KEY_USER_DEFINED);
     let new_guid = GUID::new_with_prefix_and_id(gui_prefix, entity);
 
-    new_guid.from_prefix(entity);
     let (send, _rec) = mio_channel::sync_channel::<()>(100);
     let (status_sender, _status_receiver) =
       mio_extras::channel::sync_channel::<DataReaderStatus>(100);
@@ -604,7 +603,7 @@ mod tests {
       mio_channel::sync_channel::<(GuidPrefix, AckSubmessage)>(10);
     let (spdp_liveness_sender, _spdp_liveness_receiver) = mio_channel::sync_channel(8);
     let mut message_receiver =
-      MessageReceiver::new(guid_new.guid_prefix, acknack_sender, spdp_liveness_sender);
+      MessageReceiver::new(guid_new.prefix, acknack_sender, spdp_liveness_sender);
 
     message_receiver.handle_received_packet(&udp_bits1);
     assert_eq!(message_receiver.submessage_count, 4);
@@ -616,7 +615,7 @@ mod tests {
   #[test]
   fn mr_test_header() {
     let guid_new = GUID::default();
-    let header = Header::new(guid_new.guid_prefix);
+    let header = Header::new(guid_new.prefix);
 
     let bytes = header.write_to_vec().unwrap();
     let new_header = Header::read_from_buffer(&bytes).unwrap();

src/dds/mod.rs

@@ -59,12 +59,12 @@ pub mod data_types {
 }
 
 // DDS Error and Result types
-pub use crate::dds::values::result::*;
-
 pub use participant::DomainParticipant;
 pub use topic::{Topic, TopicKind};
 pub use pubsub::{Publisher, Subscriber};
 
+pub use crate::dds::values::result::*;
 // Discovery results
-pub use crate::discovery::data_types::topic_data::{DiscoveredTopicData, SubscriptionBuiltinTopicData};
-
+pub use crate::discovery::data_types::topic_data::{
+  DiscoveredTopicData, SubscriptionBuiltinTopicData,
+};

src/dds/participant.rs

@@ -735,7 +735,7 @@ impl DomainParticipantInner {
           listeners,
           dds_cache_clone,
           disc_db_clone,
-          new_guid.guid_prefix,
+          new_guid.prefix,
           TokenReceiverPair {
             token: ADD_READER_TOKEN,
             receiver: receiver_add_reader,
@@ -1120,7 +1120,7 @@ mod tests {
       protocol_id: ProtocolId::default(),
       protocol_version: ProtocolVersion { major: 2, minor: 3 },
       vendor_id: VendorId::THIS_IMPLEMENTATION,
-      guid_prefix: GUID::default().guid_prefix,
+      guid_prefix: GUID::default().prefix,
     };
     m.set_header(h);
     m.add_submessage(s);

src/dds/pubsub.rs

@@ -471,7 +471,7 @@ impl InnerPublisher {
       .ok_or("upgrade fail")
       .or_else(|e| log_and_err_internal!("Where is my DomainParticipant? {}", e))?;
 
-    let guid = GUID::new_with_prefix_and_id(dp.guid().guid_prefix, entity_id);
+    let guid = GUID::new_with_prefix_and_id(dp.guid().prefix, entity_id);
 
     let new_writer = WriterIngredients {
       guid,

src/dds/qos.rs

@@ -54,6 +54,7 @@ pub enum QosPolicyId {
 
 /// Utility for building [QosPolicies]
 #[derive(Default)]
+#[must_use]
 pub struct QosPolicyBuilder {
   durability: Option<policy::Durability>,
   presentation: Option<policy::Presentation>,
@@ -243,6 +244,7 @@ impl QosPolicies {
   ///
   /// Constructs a QosPolicy, where each policy is taken from `self`,
   /// and overwritten with those policies from `other` that are defined.  
+  #[must_use]
   pub fn modify_by(&self, other: &QosPolicies) -> QosPolicies {
     QosPolicies {
       durability: other.durability.or(self.durability),

src/dds/reader.rs

@@ -917,7 +917,7 @@ impl Reader {
       protocol_id: ProtocolId::default(),
       protocol_version: ProtocolVersion::THIS_IMPLEMENTATION,
       vendor_id: VendorId::THIS_IMPLEMENTATION,
-      guid_prefix: self.my_guid.guid_prefix,
+      guid_prefix: self.my_guid.prefix,
     });
 
     match info_dst.create_submessage(infodst_flags) {
@@ -952,7 +952,7 @@ impl Reader {
           count: self.sent_ack_nack_count,
         },
         InfoDestination {
-          guid_prefix: writer_proxy.remote_writer_guid.guid_prefix,
+          guid_prefix: writer_proxy.remote_writer_guid.prefix,
         },
         &writer_proxy.unicast_locator_list,
       );
@@ -1052,14 +1052,14 @@ mod tests {
     );
 
     let writer_guid = GUID {
-      guid_prefix: GuidPrefix::new(&[1; 12]),
+      prefix: GuidPrefix::new(&[1; 12]),
       entity_id: EntityId::create_custom_entity_id(
         [1; 3],
         EntityKind::WRITER_WITH_KEY_USER_DEFINED,
       ),
     };
     let mr_state = MessageReceiverState {
-      source_guid_prefix: writer_guid.guid_prefix,
+      source_guid_prefix: writer_guid.prefix,
       ..Default::default()
     };
 
@@ -1118,15 +1118,15 @@ mod tests {
     );
 
     let writer_guid = GUID {
-      guid_prefix: GuidPrefix::new(&[1; 12]),
+      prefix: GuidPrefix::new(&[1; 12]),
       entity_id: EntityId::create_custom_entity_id(
         [1; 3],
         EntityKind::WRITER_WITH_KEY_USER_DEFINED,
       ),
     };
 
     let mr_state = MessageReceiverState {
-      source_guid_prefix: writer_guid.guid_prefix,
+      source_guid_prefix: writer_guid.prefix,
       ..Default::default()
     };
 
@@ -1193,7 +1193,7 @@ mod tests {
     );
 
     let writer_guid = GUID {
-      guid_prefix: GuidPrefix::new(&[1; 12]),
+      prefix: GuidPrefix::new(&[1; 12]),
       entity_id: EntityId::create_custom_entity_id(
         [1; 3],
         EntityKind::WRITER_WITH_KEY_USER_DEFINED,
@@ -1203,7 +1203,7 @@ mod tests {
     let writer_id = writer_guid.entity_id;
 
     let mr_state = MessageReceiverState {
-      source_guid_prefix: writer_guid.guid_prefix,
+      source_guid_prefix: writer_guid.prefix,
       ..Default::default()
     };
 
@@ -1327,7 +1327,7 @@ mod tests {
     );
 
     let writer_guid = GUID {
-      guid_prefix: GuidPrefix::new(&[1; 12]),
+      prefix: GuidPrefix::new(&[1; 12]),
       entity_id: EntityId::create_custom_entity_id(
         [1; 3],
         EntityKind::WRITER_WITH_KEY_USER_DEFINED,
@@ -1336,7 +1336,7 @@ mod tests {
     let writer_id = writer_guid.entity_id;
 
     let mr_state = MessageReceiverState {
-      source_guid_prefix: writer_guid.guid_prefix,
+      source_guid_prefix: writer_guid.prefix,
       ..Default::default()
     };
 

src/dds/with_key/datareader.rs

@@ -1341,14 +1341,14 @@ mod tests {
     let data_key = random_data.key();
 
     let writer_guid = GUID {
-      guid_prefix: GuidPrefix::new(&[1; 12]),
+      prefix: GuidPrefix::new(&[1; 12]),
       entity_id: EntityId::create_custom_entity_id(
         [1; 3],
         EntityKind::WRITER_WITH_KEY_USER_DEFINED,
       ),
     };
     let mr_state = MessageReceiverState {
-      source_guid_prefix: writer_guid.guid_prefix,
+      source_guid_prefix: writer_guid.prefix,
       ..Default::default()
     };
 
@@ -1475,14 +1475,14 @@ mod tests {
       .unwrap();
 
     let writer_guid = GUID {
-      guid_prefix: GuidPrefix::new(&[1; 12]),
+      prefix: GuidPrefix::new(&[1; 12]),
       entity_id: EntityId::create_custom_entity_id(
         [1; 3],
         EntityKind::WRITER_WITH_KEY_USER_DEFINED,
       ),
     };
     let mr_state = MessageReceiverState {
-      source_guid_prefix: writer_guid.guid_prefix,
+      source_guid_prefix: writer_guid.prefix,
       ..Default::default()
     };
     reader.matched_writer_add(
@@ -1720,7 +1720,7 @@ mod tests {
       entity_id: EntityId::create_custom_entity_id([1; 3], EntityKind::WRITER_WITH_KEY_USER_DEFINED),
     };
     let mut mr_state = MessageReceiverState::default();
-    mr_state.source_guid_prefix = writer_guid.guid_prefix;
+    mr_state.source_guid_prefix = writer_guid.prefix;
     reader.matched_writer_add(
       writer_guid.clone(),
       EntityId::UNKNOWN,

src/dds/writer.rs

@@ -260,14 +260,14 @@ impl Writer {
   }
 
   pub fn local_readers(&self) -> Vec<EntityId> {
-    let min = GUID::new_with_prefix_and_id(self.my_guid.guid_prefix, EntityId::MIN);
-    let max = GUID::new_with_prefix_and_id(self.my_guid.guid_prefix, EntityId::MAX);
+    let min = GUID::new_with_prefix_and_id(self.my_guid.prefix, EntityId::MIN);
+    let max = GUID::new_with_prefix_and_id(self.my_guid.prefix, EntityId::MAX);
 
     self
       .readers
       .range((Included(min), Included(max)))
       .filter_map(|(guid, _)| {
-        if guid.guid_prefix == self.my_guid.guid_prefix {
+        if guid.prefix == self.my_guid.prefix {
           Some(guid.entity_id)
         } else {
           None
@@ -407,7 +407,7 @@ impl Writer {
           let liveliness_flag = false;
           let data_hb_message = data_hb_message_builder
             .heartbeat_msg(self, EntityId::UNKNOWN, final_flag, liveliness_flag)
-            .add_header_and_build(self.my_guid.guid_prefix);
+            .add_header_and_build(self.my_guid.prefix);
           self.send_message_to_readers(
             DeliveryMode::Multicast,
             &data_hb_message,
@@ -543,7 +543,7 @@ impl Writer {
       let hb_message = MessageBuilder::new()
         .ts_msg(self.endianness, Some(Timestamp::now()))
         .heartbeat_msg(self, EntityId::UNKNOWN, final_flag, liveliness_flag)
-        .add_header_and_build(self.my_guid.guid_prefix);
+        .add_header_and_build(self.my_guid.prefix);
       debug!(
         "Writer {:?} topic={:} HEARTBEAT {:?}",
         self.guid().entity_id,
@@ -698,7 +698,7 @@ impl Writer {
     // Note: The reader_proxy is now removed from readers map
     let reader_guid = reader_proxy.remote_reader_guid;
     let mut partial_message = MessageBuilder::new()
-      .dst_submessage(self.endianness, reader_guid.guid_prefix)
+      .dst_submessage(self.endianness, reader_guid.prefix)
       .ts_msg(self.endianness, Some(Timestamp::now()));
     // TODO: This timestamp should probably not be
     // the current (retransmit) time, but the initial sample production timestamp,
@@ -753,7 +753,7 @@ impl Writer {
       partial_message =
         partial_message.gap_msg(&BTreeSet::from_iter(no_longer_relevant), self, reader_guid);
     }
-    let data_gap_msg = partial_message.add_header_and_build(self.my_guid.guid_prefix);
+    let data_gap_msg = partial_message.add_header_and_build(self.my_guid.prefix);
 
     self.send_message_to_readers(
       DeliveryMode::Unicast,

src/discovery/data_types/spdp_participant_data.rs

@@ -59,7 +59,7 @@ impl SpdpDiscoveredParticipantData {
     entity_id: Option<EntityId>,
   ) -> RtpsReaderProxy {
     let remote_reader_guid = GUID::new_with_prefix_and_id(
-      self.participant_guid.guid_prefix,
+      self.participant_guid.prefix,
       match entity_id {
         Some(id) => id,
         None => EntityId::SPDP_BUILTIN_PARTICIPANT_READER,
@@ -89,7 +89,7 @@ impl SpdpDiscoveredParticipantData {
     entity_id: Option<EntityId>,
   ) -> RtpsWriterProxy {
     let remote_writer_guid = GUID::new_with_prefix_and_id(
-      self.participant_guid.guid_prefix,
+      self.participant_guid.prefix,
       match entity_id {
         Some(id) => id,
         None => EntityId::SPDP_BUILTIN_PARTICIPANT_WRITER,

src/discovery/discovery.rs

@@ -802,7 +802,7 @@ impl Discovery {
     // This will read the participant from Discovery DB and construct
     // ReaderProxy and WriterProxy objects for built-in Readers and Writers
     self.send_discovery_notification(DiscoveryNotificationType::ParticipantUpdated {
-      guid_prefix: dp.guid().guid_prefix,
+      guid_prefix: dp.guid().prefix,
     });
 
     // insert a (fake) reader proxy as multicast address, so discovery notifications
@@ -838,10 +838,7 @@ impl Discovery {
       content_filter: None,
     };
 
-    let writer_guid = GUID::new(
-      dp.guid().guid_prefix,
-      EntityId::SPDP_BUILTIN_PARTICIPANT_WRITER,
-    );
+    let writer_guid = GUID::new(dp.guid().prefix, EntityId::SPDP_BUILTIN_PARTICIPANT_WRITER);
 
     let writer_proxy = WriterProxy::new(
       writer_guid,
@@ -901,7 +898,7 @@ impl Discovery {
             let was_new = self
               .discovery_db_write()
               .update_participant(&participant_data);
-            let guid_prefix = participant_data.participant_guid.guid_prefix;
+            let guid_prefix = participant_data.participant_guid.prefix;
             self.send_discovery_notification(DiscoveryNotificationType::ParticipantUpdated {
               guid_prefix,
             });
@@ -917,12 +914,12 @@ impl Discovery {
             }
           }
           // Err means that DomainParticipant was disposed
-          Err(guid) => {
+          Err(data_key) => {
             self
               .discovery_db_write()
-              .remove_participant(guid.0.guid_prefix);
+              .remove_participant(data_key.0.prefix);
             self.send_discovery_notification(DiscoveryNotificationType::ParticipantLost {
-              guid_prefix: guid.0.guid_prefix,
+              guid_prefix: data_key.0.prefix,
             });
           }
         },
@@ -961,7 +958,7 @@ impl Discovery {
           let mut db = self.discovery_db_write();
           trace!("handle_subscription_reader discovered {:?}", &d);
           if read_history
-            .map(|e| e == d.reader_proxy.remote_reader_guid.guid_prefix)
+            .map(|e| e == d.reader_proxy.remote_reader_guid.prefix)
             .unwrap_or(true)
           {
             if let Some((drd, rtps_reader_proxy)) = db.update_subscription(&d) {