22 lines
679 B
Rust
22 lines
679 B
Rust
// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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#![feature(tool_lints)]
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#![crate_type = "proc-macro"]
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#![warn(clippy::needless_pass_by_value)]
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extern crate proc_macro;
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use proc_macro::TokenStream;
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#[proc_macro_derive(Foo)]
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pub fn foo(_input: TokenStream) -> TokenStream { unimplemented!() }
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