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add test for proc-macro re-export
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QuietMisdreavus committed Sep 25, 2018
1 parent f05b744 commit 8f69a82
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37 changes: 37 additions & 0 deletions src/test/rustdoc/inline_cross/auxiliary/proc_macro.rs
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// 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"]
#![crate_name="some_macros"]

extern crate proc_macro;

use proc_macro::TokenStream;

/// a proc-macro that swallows its input and does nothing.
#[proc_macro]
pub fn some_proc_macro(_input: TokenStream) -> TokenStream {
TokenStream::new()
}

/// a proc-macro attribute that passes its item through verbatim.
#[proc_macro_attribute]
pub fn some_proc_attr(_attr: TokenStream, item: TokenStream) -> TokenStream {
item
}

/// a derive attribute that adds nothing to its input.
#[proc_macro_derive(SomeDerive)]
pub fn some_derive(_item: TokenStream) -> TokenStream {
TokenStream::new()
}

27 changes: 27 additions & 0 deletions src/test/rustdoc/inline_cross/proc_macro.rs
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// 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.

// ignore-stage1
// aux-build:proc_macro.rs
// build-aux-docs

// FIXME: if/when proc-macros start exporting their doc attributes across crates, we can turn on
// cross-crate inlining for them

extern crate some_macros;

// @has proc_macro/index.html
// @has - '//a/@href' '../some_macros/macro.some_proc_macro.html'
// @has - '//a/@href' '../some_macros/attr.some_proc_attr.html'
// @has - '//a/@href' '../some_macros/derive.SomeDerive.html'
// @!has proc_macro/macro.some_proc_macro.html
// @!has proc_macro/attr.some_proc_attr.html
// @!has proc_macro/derive.SomeDerive.html
pub use some_macros::{some_proc_macro, some_proc_attr, SomeDerive};

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