Implement Display for EventType.

src/events/mod.rs

@@ -1,5 +1,7 @@
 //! Event types.
 
+use std::fmt::{Display, Formatter, Error as FmtError};
+
 pub mod call;
 pub mod presence;
 pub mod receipt;
@@ -30,7 +32,6 @@ pub enum EventType {
     RoomJoinRules,
     RoomMember,
     RoomMessage,
-    RoomMessageFeedback,
     RoomName,
     RoomPowerLevels,
     RoomRedaction,
@@ -61,3 +62,34 @@ pub type StrippedRoomAvatar = StrippedStateContent<AvatarEventContent>;
 pub type StrippedRoomCanonicalAlias = StrippedStateContent<CanonicalAliasEventContent>;
 pub type StrippedRoomJoinRules = StrippedStateContent<JoinRulesEventContent>;
 pub type StrippedRoomName = StrippedStateContent<NameEventContent>;
+
+impl Display for EventType {
+    fn fmt(&self, f: &mut Formatter) -> Result<(), FmtError> {
+        let event_type_str = match *self {
+            EventType::CallAnswer => "m.call.answer",
+            EventType::CallCandidates => "m.call.candidates",
+            EventType::CallHangup => "m.call.hangup",
+            EventType::CallInvite => "m.call.invite",
+            EventType::Presence => "m.presence",
+            EventType::Receipt => "m.receipt",
+            EventType::RoomAliases => "m.room.aliases",
+            EventType::RoomAvatar => "m.room.avatar",
+            EventType::RoomCanonicalAlias => "m.room.canonical_alias",
+            EventType::RoomCreate => "m.room.create",
+            EventType::RoomGuestAccess => "m.room.guest_access",
+            EventType::RoomHistoryVisibility => "m.room.history_visibility",
+            EventType::RoomJoinRules => "m.room.join_rules",
+            EventType::RoomMember => "m.room.member",
+            EventType::RoomMessage => "m.room.message",
+            EventType::RoomName => "m.room.name",
+            EventType::RoomPowerLevels => "m.room.power_levels",
+            EventType::RoomRedaction => "m.room.redaction",
+            EventType::RoomThirdPartyInvite => "m.room.third_party_invite",
+            EventType::RoomTopic => "m.room.topic",
+            EventType::Tag => "m.tag",
+            EventType::Typing => "m.typing",
+        };
+
+        write!(f, "{}", event_type_str)
+    }
+}

src/events/room/redaction.rs

@@ -1,4 +1,4 @@
-//! Types for the *m.room.avatar* event.
+//! Types for the *m.room.redaction* event.
 
 use events::EventType;