c7cd55f7c5
Co-authored-by: Michael Goulet <michael@errs.io> Co-authored-by: Vincenzo Palazzo <vincenzopalazzodev@gmail.com>
38 lines
1019 B
Rust
38 lines
1019 B
Rust
//@ compile-flags: --edition=2024 -Z unstable-options
|
|
//@ aux-build: metavar_2018.rs
|
|
//@ known-bug: #130484
|
|
//@ run-pass
|
|
|
|
// This test captures the behavior of macro-generating-macros with fragment
|
|
// specifiers across edition boundaries.
|
|
|
|
#![feature(macro_metavar_expr)]
|
|
#![allow(incomplete_features)]
|
|
|
|
extern crate metavar_2018;
|
|
|
|
use metavar_2018::{is_expr_from_2018, is_pat_from_2018, make_matcher};
|
|
|
|
make_matcher!(is_expr_from_2024, expr, $);
|
|
make_matcher!(is_pat_from_2024, pat, $);
|
|
|
|
fn main() {
|
|
// Check expr
|
|
let from_2018 = is_expr_from_2018!(const { 0 });
|
|
dbg!(from_2018);
|
|
let from_2024 = is_expr_from_2024!(const { 0 });
|
|
dbg!(from_2024);
|
|
|
|
assert!(!from_2018);
|
|
assert!(!from_2024); // from_2024 will be true once #130484 is fixed
|
|
|
|
// Check pat
|
|
let from_2018 = is_pat_from_2018!(A | B);
|
|
dbg!(from_2018);
|
|
let from_2024 = is_pat_from_2024!(A | B);
|
|
dbg!(from_2024);
|
|
|
|
assert!(!from_2018);
|
|
assert!(!from_2024); // from_2024 will be true once #130484 is fixed
|
|
}
|