first commit

poppable-derive/src/lib.rs

@@ -0,0 +1,8 @@
+use proc_macro::TokenStream;
+use syn::DeriveInput;
+
+#[proc_macro_derive(PushPop)]
+pub fn pushpop_derive_macro(item: TokenStream) -> TokenStream {
+    let _ast: DeriveInput = syn::parse(item).unwrap();
+    todo!()
+}