identifiers: Add as_bytes to all types with as_str

ruma-identifiers/src/device_id.rs

@@ -42,6 +42,11 @@ impl DeviceId {
     pub fn as_str(&self) -> &str {
         &self.0
     }
+
+    /// Creates a byte slice from this `DeviceId`.
+    pub fn as_bytes(&self) -> &[u8] {
+        self.0.as_bytes()
+    }
 }
 
 impl Clone for Box<DeviceId> {

ruma-identifiers/src/macros.rs

@@ -33,6 +33,13 @@ macro_rules! common_impls {
                     &self.full_id
                 }
             }
+
+            doc_concat! {
+                #[doc = concat!("Creates a byte slice from this `", stringify!($id), "`")]
+                pub fn as_bytes(&self) -> &[u8] {
+                    self.full_id.as_bytes()
+                }
+            }
         }
 
         impl ::std::convert::AsRef<str> for $id {

ruma-identifiers/src/room_version_id.rs

@@ -86,7 +86,7 @@ impl RoomVersionId {
         Self::Version6
     }
 
-    /// Creates a string slice from this `RoomVersionId`
+    /// Creates a string slice from this `RoomVersionId`.
     pub fn as_str(&self) -> &str {
         match &self {
             Self::Version1 => "1",
@@ -99,6 +99,11 @@ impl RoomVersionId {
         }
     }
 
+    /// Creates a byte slice from this `RoomVersionId`.
+    pub fn as_bytes(&self) -> &[u8] {
+        self.as_str().as_bytes()
+    }
+
     /// Whether or not this room version is an official one specified by the Matrix protocol.
     pub fn is_official(&self) -> bool {
         !self.is_custom()

ruma-identifiers/src/server_name.rs

@@ -32,6 +32,11 @@ impl ServerName {
     pub fn as_str(&self) -> &str {
         &self.0
     }
+
+    /// Creates a byte slice from this `ServerName`.
+    pub fn as_bytes(&self) -> &[u8] {
+        self.0.as_bytes()
+    }
 }
 
 impl Clone for Box<ServerName> {