// Copyright 2018 The Rust Project Developers. See the COPYRIGHT // file at the top-level directory of this distribution and at // http://rust-lang.org/COPYRIGHT. // // Licensed under the Apache License, Version 2.0 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. // aux-build:attr-stmt-expr.rs // ignore-stage1 #![feature(proc_macro, stmt_expr_attributes)] extern crate attr_stmt_expr; use attr_stmt_expr::{expect_let, expect_print_stmt, expect_expr, expect_print_expr}; fn print_str(string: &'static str) { // macros are handled a bit differently #[expect_print_expr] println!("{}", string) } fn main() { #[expect_let] let string = "Hello, world!"; #[expect_print_stmt] println!("{}", string); #[expect_expr] print_str("string") }