refactor: rename encode_decode with codec

libraries/native_model/src/codec/mod.rs

@@ -0,0 +1,34 @@
+/// Encode trait for your own encoding method.
+///
+/// Example:
+/// ```rust
+/// pub struct Bincode;
+///
+/// impl<T: bincode::Encode> native_model::Encode<T> for Bincode {
+///     type Error = bincode::error::EncodeError;
+///     fn encode(obj: &T) -> Result<Vec<u8>, bincode::error::EncodeError> {
+///         bincode::encode_to_vec(obj, bincode::config::standard())
+///     }
+/// }
+/// ```
+pub trait Encode<T> {
+    type Error;
+    fn encode(obj: &T) -> Result<Vec<u8>, Self::Error>;
+}
+
+/// Decode trait for your own decoding method.
+///
+/// Example:
+/// ```rust
+/// pub struct Bincode;
+///
+/// impl<T: bincode::Decode> native_model::Decode<T> for Bincode {
+///     type Error = bincode::error::DecodeError;
+///     fn decode(data: Vec<u8>) -> Result<T, bincode::error::DecodeError> {
+///         bincode::decode_from_slice(&data, bincode::config::standard()).map(|(result, _)| result)
+///     }
+/// }
+pub trait Decode<T> {
+    type Error;
+    fn decode(data: Vec<u8>) -> Result<T, Self::Error>;
+}