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brdd_macros/
lib.rs

1use proc_macro::TokenStream;
2use quote::quote;
3use syn::{parse_macro_input, ItemFn, ItemImpl, LitStr};
4
5#[proc_macro_attribute]
6pub fn brdd_use_case(attr: TokenStream, item: TokenStream) -> TokenStream {
7    let id = parse_macro_input!(attr as LitStr);
8    let input = parse_macro_input!(item as ItemImpl);
9    let self_ty = &input.self_ty;
10
11    let expanded = quote! {
12        #input
13
14        impl #self_ty {
15            pub fn get_use_case_id(&self) -> &'static str {
16                #id
17            }
18        }
19    };
20
21    TokenStream::from(expanded)
22}
23
24#[proc_macro_attribute]
25pub fn brdd_rule(_attr: TokenStream, item: TokenStream) -> TokenStream {
26    let input = parse_macro_input!(item as ItemFn);
27    // Simple pass-through for now, can be extended for discovery
28    let expanded = quote! {
29        #input
30    };
31    TokenStream::from(expanded)
32}