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Update pretty test for derive attributes
Remove attr-variant-data.rs since it relies on quirks in legacy custom derive resolution (undefined derives only print a warning). Add a new test which uses a defined proc macro derive, and tests pretty printing of proc macro derive attributes.
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// Copyright 2012 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. | ||
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// aux-build:derive-foo.rs | ||
// ignore-stage1 | ||
// pp-exact | ||
// Testing that both the inner item and next outer item are | ||
// preserved, and that the first outer item parsed in main is not | ||
// accidentally carried over to each inner function | ||
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#[macro_use] | ||
extern crate derive_foo; | ||
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#[derive(Foo)] | ||
struct X; | ||
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#[derive(Foo)] | ||
#[Bar] | ||
struct Y; | ||
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#[derive(Foo)] | ||
struct WithRef { | ||
x: X, | ||
#[Bar] | ||
y: Y, | ||
} | ||
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#[derive(Foo)] | ||
enum Enum { | ||
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#[Bar] | ||
Asdf, | ||
Qwerty, | ||
} | ||
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fn main() { } |
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// Copyright 2016 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. | ||
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// no-prefer-dynamic | ||
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#![crate_type = "proc-macro"] | ||
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extern crate proc_macro; | ||
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use proc_macro::TokenStream; | ||
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#[proc_macro_derive(Foo, attributes(Bar))] | ||
pub fn derive(input: TokenStream) -> TokenStream { | ||
"".parse().unwrap() | ||
} |