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81 lines
3.5 KiB
Rust
81 lines
3.5 KiB
Rust
//@ edition:2021
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// ignore-tidy-linelength
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#![warn(rust_2024_guarded_string_incompatible_syntax)]
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macro_rules! demo2 {
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( $a:tt $b:tt ) => { println!("two tokens") };
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}
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macro_rules! demo3 {
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( $a:tt $b:tt $c:tt ) => { println!("three tokens") };
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}
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macro_rules! demo4 {
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( $a:tt $b:tt $c:tt $d:tt ) => { println!("four tokens") };
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}
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macro_rules! demo5 {
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( $a:tt $b:tt $c:tt $d:tt $e:tt ) => { println!("five tokens") };
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}
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macro_rules! demo7 {
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( $a:tt $b:tt $c:tt $d:tt $e:tt $f:tt $g:tt ) => { println!("seven tokens") };
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}
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fn main() {
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demo3!(## "foo");
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//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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demo4!(### "foo");
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//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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demo4!(## "foo"#);
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//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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demo7!(### "foo"###);
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//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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demo5!(###"foo"#);
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//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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demo5!(#"foo"###);
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//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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demo4!("foo"###);
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//~^ WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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// Non-ascii identifiers
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demo2!(Ñ"foo");
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//~^ ERROR prefix `Ñ` is unknown
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demo4!(Ñ#""#);
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//~^ ERROR prefix `Ñ` is unknown
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//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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demo3!(🙃#"");
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//~^ ERROR identifiers cannot contain emoji
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//~| WARNING parsed as a guarded string in Rust 2024 [rust_2024_guarded_string_incompatible_syntax]
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//~| WARNING hard error in Rust 2024
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}
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