rust/tests/ui/proc-macro/auxiliary/append-impl.rs

17 lines
290 B
Rust

//@ force-host
//@ no-prefer-dynamic
#![crate_type = "proc-macro"]
extern crate proc_macro;
use proc_macro::TokenStream;
#[proc_macro_derive(Append)]
pub fn derive_a(input: TokenStream) -> TokenStream {
"impl Append for A {
fn foo(&self) {}
}
".parse().unwrap()
}