1 use syn::ext::IdentExt; 2 use syn::parse::ParseStream; 3 use syn::{Ident, Token}; 4 5 #[test] test_peek()6 fn test_peek() { 7 _ = |input: ParseStream| { 8 _ = input.peek(Ident); 9 _ = input.peek(Ident::peek_any); 10 _ = input.peek(Token![::]); 11 }; 12 } 13