feat: bincode_1_3 by default

libraries/native_model/native_model_macro/src/lib.rs

@@ -16,7 +16,6 @@ use syn::token;
 use syn::{parse_macro_input, DeriveInput, LitInt, Path, Token};
 
 // Inspiration: https://docs.rs/syn/2.0.29/syn/meta/fn.parser.html#example-1
-#[derive(Default)]
 pub(crate) struct ModelAttributes {
     pub(crate) id: Option<LitInt>,
     pub(crate) version: Option<LitInt>,
@@ -28,6 +27,18 @@ pub(crate) struct ModelAttributes {
     pub(crate) try_from: Option<(Path, Path)>,
 }
 
+impl        Default for ModelAttributes {
+    fn default() -> Self {
+        ModelAttributes {
+            id: None,
+            version: None,
+            with: Some(syn::parse_str::<Path>("native_model::bincode_1_3::Bincode").unwrap()),
+            from: None,
+            try_from: None,
+        }
+    }
+}
+
 impl ModelAttributes {
     fn parse(&mut self, meta: ParseNestedMeta) -> Result<()> {
         if meta.path.is_ident("id") {

libraries/native_model/native_model_macro/src/method/decode_body.rs

@@ -7,7 +7,6 @@ pub(crate) fn generate_native_model_decode_body(attrs: &ModelAttributes) -> Toke
     let with = attrs.with.clone().expect("`with` is required");
     let gen = quote! {
         fn native_model_decode_body(data: Vec<u8>, id: u32) -> std::result::Result<Self, native_model::DecodeBodyError> {
-            println!("id: {}, {}", id, #id);
             if id != #id {
                 return Err(native_model::DecodeBodyError::MismatchedModelId);
             }

libraries/native_model/tests_crate/tests/example/default_codec/default.rs

@@ -0,0 +1,18 @@
+use native_model::native_model;
+use serde::Deserialize;
+use serde::Serialize;
+
+#[derive(Serialize, Deserialize, PartialEq, Debug)]
+#[native_model(id = 1, version = 1)]
+struct Example {
+    a: u32,
+    b: u32,
+}
+
+#[test]
+fn encode_decode() {
+    let example = Example { a: 1, b: 2 };
+    let bytes = native_model::encode(&example).unwrap();
+    let (example, _) = native_model::decode::<Example>(bytes).unwrap();
+    assert_eq!(example, Example { a: 1, b: 2 });
+}

libraries/native_model/tests_crate/tests/example/default_codec/mod.rs

@@ -1,3 +1,4 @@
+mod default;
 mod bincode_1_3;
 mod bincode_2_rc;
 mod postcard_1_0;

libraries/native_model/tests_crate/tests/example/default_codec/postcard_1_0.rs

@@ -2,7 +2,8 @@ use native_model::{native_model};
 use serde::Deserialize;
 use serde::Serialize;
 
-#[derive(Serialize, Deserialize, PartialEq, Debug)]
+#[derive(Serialize)]
+#[derive(Deserialize, PartialEq, Debug)]
 #[native_model(id = 1, version = 1, with = native_model::postcard_1_0::PostCard)]
 struct Example {
     a: u32,