add proc macros ; benchmark ; example

1 files changed, 33 insertions, 0 deletions

diff --git a/macros/src/lib.rs b/macros/src/lib.rs
index 8b13789..f20edae 100644
--- a/macros/src/lib.rs
+++ b/macros/src/lib.rs
@@ -1 +1,34 @@
+use proc_macro::TokenStream;
+use proc_macro2::TokenStream as TokenStream2;
+use syn::DeriveInput;
 
+mod decode;
+mod encode;
+
+#[proc_macro_derive(Encode, attributes(codec, id, context))]
+pub fn encode(input: TokenStream) -> TokenStream {
+    let input = syn::parse_macro_input!(input as DeriveInput);
+    encode::derive_encode(input)
+}
+
+#[proc_macro_derive(Decode, attributes(codec, id, context))]
+pub fn decode(input: TokenStream) -> TokenStream {
+    let input = syn::parse_macro_input!(input as DeriveInput);
+    decode::derive_decode(input)
+}
+
+#[proc_macro_derive(Codec, attributes(codec, id, context))]
+pub fn codec(input: TokenStream) -> TokenStream {
+    let input = syn::parse_macro_input!(input as DeriveInput);
+    let encode_impl = encode::derive_encode(input.clone());
+    let decode_impl = decode::derive_decode(input.clone());
+
+    let encode_ts: TokenStream2 = encode_impl.into();
+    let decode_ts: TokenStream2 = decode_impl.into();
+
+    quote::quote! {
+        #encode_ts
+        #decode_ts
+    }
+    .into()
+}