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authorValentin Popov <valentin@popov.link>2024-01-08 00:21:28 +0300
committerValentin Popov <valentin@popov.link>2024-01-08 00:21:28 +0300
commit1b6a04ca5504955c571d1c97504fb45ea0befee4 (patch)
tree7579f518b23313e8a9748a88ab6173d5e030b227 /vendor/syn/tests/regression/issue1235.rs
parent5ecd8cf2cba827454317368b68571df0d13d7842 (diff)
downloadfparkan-1b6a04ca5504955c571d1c97504fb45ea0befee4.tar.xz
fparkan-1b6a04ca5504955c571d1c97504fb45ea0befee4.zip
Initial vendor packages
Signed-off-by: Valentin Popov <valentin@popov.link>
Diffstat (limited to 'vendor/syn/tests/regression/issue1235.rs')
-rw-r--r--vendor/syn/tests/regression/issue1235.rs32
1 files changed, 32 insertions, 0 deletions
diff --git a/vendor/syn/tests/regression/issue1235.rs b/vendor/syn/tests/regression/issue1235.rs
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+++ b/vendor/syn/tests/regression/issue1235.rs
@@ -0,0 +1,32 @@
+use proc_macro2::{Delimiter, Group};
+use quote::quote;
+
+#[test]
+fn main() {
+ // Okay. Rustc allows top-level `static` with no value syntactically, but
+ // not semantically. Syn parses as Item::Verbatim.
+ let tokens = quote! {
+ pub static FOO: usize;
+ pub static BAR: usize;
+ };
+ let file = syn::parse2::<syn::File>(tokens).unwrap();
+ println!("{:#?}", file);
+
+ // Okay.
+ let inner = Group::new(
+ Delimiter::None,
+ quote!(static FOO: usize = 0; pub static BAR: usize = 0),
+ );
+ let tokens = quote!(pub #inner;);
+ let file = syn::parse2::<syn::File>(tokens).unwrap();
+ println!("{:#?}", file);
+
+ // Formerly parser crash.
+ let inner = Group::new(
+ Delimiter::None,
+ quote!(static FOO: usize; pub static BAR: usize),
+ );
+ let tokens = quote!(pub #inner;);
+ let file = syn::parse2::<syn::File>(tokens).unwrap();
+ println!("{:#?}", file);
+}