src/test/ui-fulldeps/proc-macro/invalid-attributes.rs

// 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 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

// no-prefer-dynamic

#![crate_type = "proc-macro"]

extern crate proc_macro;

use proc_macro::TokenStream;

#[proc_macro = "test"] //~ ERROR: does not take any arguments
pub fn a(a: TokenStream) -> TokenStream { a }

#[proc_macro()] //~ ERROR: does not take any arguments
pub fn c(a: TokenStream) -> TokenStream { a }

#[proc_macro(x)] //~ ERROR: does not take any arguments
pub fn d(a: TokenStream) -> TokenStream { a }

#[proc_macro_attribute = "test"] //~ ERROR: does not take any arguments
pub fn e(_: TokenStream, a: TokenStream) -> TokenStream { a }

#[proc_macro_attribute()] //~ ERROR: does not take any arguments
pub fn g(_: TokenStream, a: TokenStream) -> TokenStream { a }

#[proc_macro_attribute(x)] //~ ERROR: does not take any arguments
pub fn h(_: TokenStream, a: TokenStream) -> TokenStream { a }