blob: 1c591fc76f3e9f85daefb9856943c042e4632376 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
|
extern crate proc_macro;
use proc_macro::{Delimiter, Group, Ident, TokenStream, TokenTree};
#[proc_macro]
pub fn unsafe_block(input: TokenStream) -> TokenStream {
let span = input.into_iter().next().unwrap().span();
TokenStream::from_iter([TokenTree::Ident(Ident::new("unsafe", span)), {
let mut group = Group::new(Delimiter::Brace, TokenStream::new());
group.set_span(span);
TokenTree::Group(group)
}])
}
|