33 lines
932 B
Rust
33 lines
932 B
Rust
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use proc_macro2::{Delimiter, Group};
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use quote::quote;
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#[test]
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fn main() {
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// Okay. Rustc allows top-level `static` with no value syntactically, but
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// not semantically. Syn parses as Item::Verbatim.
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let tokens = quote! {
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pub static FOO: usize;
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pub static BAR: usize;
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};
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let file = syn::parse2::<syn::File>(tokens).unwrap();
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println!("{:#?}", file);
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// Okay.
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let inner = Group::new(
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Delimiter::None,
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quote!(static FOO: usize = 0; pub static BAR: usize = 0),
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);
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let tokens = quote!(pub #inner;);
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let file = syn::parse2::<syn::File>(tokens).unwrap();
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println!("{:#?}", file);
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// Formerly parser crash.
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let inner = Group::new(
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Delimiter::None,
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quote!(static FOO: usize; pub static BAR: usize),
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);
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let tokens = quote!(pub #inner;);
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let file = syn::parse2::<syn::File>(tokens).unwrap();
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println!("{:#?}", file);
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}
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