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Since [1], the fragment specifier is unconditionally required in all editions. This means `NonTerminalKind` no longer needs to be optional, as we can reject this code during the expansion of `macro_rules!` rather than handling it throughout the code. Do this cleanup here. [1]: https://github.com/rust-lang/rust/pull/128425
11 lines
246 B
Rust
11 lines
246 B
Rust
macro_rules! foo {
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{ $+ } => { //~ ERROR expected identifier, found `+`
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//~^ ERROR missing fragment specifier
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$(x)(y) //~ ERROR expected one of: `*`, `+`, or `?`
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}
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}
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foo!(); //~ ERROR unexpected end
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fn main() {}
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