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

89 lines
1.6 KiB
Rust

// gate-test-custom_inner_attributes
//@ compile-flags: -Z span-debug --error-format human
//@ error-pattern:expected non-macro inner attribute
//@ aux-build:test-macros.rs
//@ edition:2018
#![feature(custom_inner_attributes)]
#![feature(proc_macro_hygiene)]
#![feature(stmt_expr_attributes)]
#![feature(rustc_attrs)]
#![no_std] // Don't load unnecessary hygiene information from std
extern crate std;
#[macro_use]
extern crate test_macros;
#[print_target_and_args(first)]
#[print_target_and_args(second)]
fn foo() {
#![print_target_and_args(third)]
#![print_target_and_args(fourth)]
}
#[print_target_and_args(mod_first)]
#[print_target_and_args(mod_second)]
mod inline_mod {
#![print_target_and_args(mod_third)]
#![print_target_and_args(mod_fourth)]
}
struct MyStruct {
field: bool
}
#[derive(Print)]
struct MyDerivePrint {
field: [u8; {
match true {
_ => {
#![cfg_attr(not(FALSE), rustc_dummy(third))]
true
}
};
0
}]
}
fn bar() {
#[print_target_and_args(tuple_attrs)] (
3, 4, {
#![cfg_attr(not(FALSE), rustc_dummy(innermost))]
5
}
);
#[print_target_and_args(tuple_attrs)] (
3, 4, {
#![cfg_attr(not(FALSE), rustc_dummy(innermost))]
5
}
);
for _ in &[true] {
#![print_attr]
}
let _ = {
#![print_attr]
};
let _ = async {
#![print_attr]
};
{
#![print_attr]
};
}
extern {
fn weird_extern() {
#![print_target_and_args_consume(tenth)]
}
}
fn main() {}