initial commit

yaserde_derive/src/lib.rs

@@ -0,0 +1,38 @@
+#![recursion_limit="128"]
+
+extern crate proc_macro;
+extern crate proc_macro2;
+#[macro_use]
+extern crate quote;
+extern crate syn;
+
+mod der;
+
+use proc_macro::TokenStream;
+
+fn expand_derive_serialize(ast: &syn::DeriveInput) -> quote::Tokens {
+  let name = &ast.ident;
+  quote! {
+    impl YaSerialize for #name {
+      fn derive_serialize() {
+        println!("serialize {}", stringify!(#name));
+      }
+    }
+  }
+}
+
+#[proc_macro_derive(YaDeserialize, attributes(yaserde))]
+pub fn derive_deserialize(input: TokenStream) -> TokenStream {
+  let ast = syn::parse(input).unwrap();
+  match der::expand_derive_deserialize(&ast) {
+    Ok(expanded) => expanded.into(),
+    Err(msg) => panic!(msg),
+  }
+}
+
+#[proc_macro_derive(YaSerialize)]
+pub fn derive_serialize(input: TokenStream) -> TokenStream {
+  let ast = syn::parse(input).unwrap();
+  let gen = expand_derive_serialize(&ast);
+  gen.into()
+}