src/tools/clippy/tests/ui/auxiliary/proc_macro_unsafe.rs

   1 // compile-flags: --emit=link
   2 // no-prefer-dynamic
   3
   4 #![crate_type = "proc-macro"]
   5
   6 extern crate proc_macro;
   7
   8 use proc_macro::{Delimiter, Group, Ident, TokenStream, TokenTree};
   9
  10 #[proc_macro]
  11 pub fn unsafe_block(input: TokenStream) -> TokenStream {
  12     let span = input.into_iter().next().unwrap().span();
  13     TokenStream::from_iter([TokenTree::Ident(Ident::new("unsafe", span)), {
  14         let mut group = Group::new(Delimiter::Brace, TokenStream::new());
  15         group.set_span(span);
  16         TokenTree::Group(group)
  17     }])
  18 }