rust/tests/ui/proc-macro/input-interpolated.rs
2024-02-16 20:02:50 +00:00

30 lines
524 B
Rust

// Check what token streams proc macros see when interpolated tokens are passed to them as input.
//@ check-pass
//@ edition:2018
//@ aux-build:test-macros.rs
#![no_std] // Don't load unnecessary hygiene information from std
extern crate std;
#[macro_use]
extern crate test_macros;
macro_rules! pass_ident {
($i:ident) => {
fn f() {
print_bang!($i);
}
#[print_attr]
const $i: u8 = 0;
#[derive(Print)]
struct $i {}
};
}
pass_ident!(A);
fn main() {}