// Copyright 2015 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. macro_rules! doc { ( $(#[$outer:meta])* mod $i:ident { $(#![$inner:meta])* } ) => ( $(#[$outer])* pub mod $i { $(#![$inner])* } ) } doc! { /// Outer doc mod Foo { //! Inner doc } } fn main() { }