Remove some unused code

Signed-off-by: Jim Crossley <jim@crossleys.org>

Cargo.toml

@@ -17,10 +17,10 @@ categories = ["web-programming", "encoding", "data-structures"]
 name = "cloudevents"
 
 [features]
-actix = ["actix-web", "async-trait", "lazy_static", "bytes", "futures"]
-reqwest = ["reqwest-lib", "async-trait", "lazy_static", "bytes"]
-rdkafka = ["rdkafka-lib", "lazy_static", "bytes", "futures"]
-warp = ["warp-lib", "lazy_static", "bytes", "http", "hyper"]
+actix = ["actix-web", "async-trait", "bytes", "futures"]
+reqwest = ["reqwest-lib", "async-trait", "bytes"]
+rdkafka = ["rdkafka-lib", "bytes", "futures"]
+warp = ["warp-lib", "bytes", "http", "hyper"]
 
 [dependencies]
 serde = { version = "^1.0", features = ["derive"] }
@@ -38,7 +38,6 @@ reqwest-lib = { version = "^0.11", default-features = false, features = ["rustls
 rdkafka-lib = { version = "^0.25", features = ["cmake-build"], optional = true, package = "rdkafka" }
 warp-lib = { version = "^0.3", optional = true, package = "warp" }
 async-trait = { version = "^0.1.33", optional = true }
-lazy_static = { version = "1.4.0", optional = true }
 bytes = { version = "^1.0", optional = true }
 futures = { version = "^0.3", optional = true }
 http = { version = "0.2", optional = true }

src/binding/actix/server_request.rs

@@ -95,44 +95,6 @@ impl<'a> MessageDeserializer for HttpRequestDeserializer<'a> {
             Encoding::UNKNOWN
         }
     }
-
-    fn into_event(self) -> Result<Event> {
-        match self.encoding() {
-            Encoding::BINARY => BinaryDeserializer::into_event(self),
-            Encoding::STRUCTURED => StructuredDeserializer::into_event(self),
-            _ => Err(message::Error::WrongEncoding {}),
-        }
-    }
-
-    fn deserialize_to_binary<R: Sized, T: BinarySerializer<R>>(self, serializer: T) -> Result<R> {
-        if self.encoding() == Encoding::BINARY {
-            return self.deserialize_binary(serializer);
-        }
-
-        MessageDeserializer::into_event(self)?.deserialize_binary(serializer)
-    }
-
-    fn deserialize_to_structured<R: Sized, T: StructuredSerializer<R>>(
-        self,
-        serializer: T,
-    ) -> Result<R> {
-        if self.encoding() == Encoding::STRUCTURED {
-            return self.deserialize_structured(serializer);
-        }
-
-        MessageDeserializer::into_event(self)?.deserialize_structured(serializer)
-    }
-
-    fn deserialize_to<R: Sized, T: BinarySerializer<R> + StructuredSerializer<R>>(
-        self,
-        serializer: T,
-    ) -> Result<R> {
-        if self.encoding() == Encoding::STRUCTURED {
-            self.deserialize_structured(serializer)
-        } else {
-            self.deserialize_binary(serializer)
-        }
-    }
 }
 
 /// Method to transform an incoming [`HttpRequest`] to [`Event`].

src/event/spec_version.rs

@@ -32,13 +32,6 @@ impl SpecVersion {
             SpecVersion::V10 => &v10::ATTRIBUTE_NAMES,
         }
     }
-    /// Get all attribute names for all specification versions.
-    /// Note that the result iterator could contain duplicate entries.
-    pub fn all_attribute_names() -> impl Iterator<Item = &'static str> {
-        vec![SpecVersion::V03, SpecVersion::V10]
-            .into_iter()
-            .flat_map(|s| s.attribute_names().to_owned().into_iter())
-    }
 }
 
 impl fmt::Display for SpecVersion {