servo/components/dom_struct/lib.rs
Anthony Ramine 5dad4c826d Use the better TokenStream API in dom_struct
Before:

```
error[E0412]: cannot find type `SourceBuffer` in this scope
  --> /Users/nox/src/servo/components/script/dom/mediasource.rs:25:1
   |
25 | #[dom_struct]
   | ^^^^^^^^^^^^^ did you mean `SourceBufferList`?
```

After:

```
error[E0412]: cannot find type `SourceBuffer` in this scope
  --> /Users/nox/src/servo/components/script/dom/mediasource.rs:28:39
   |
28 |     source_buffers: DOMRefCell<Vec<JS<SourceBuffer>>>,
   |                                       ^^^^^^^^^^^^ did you mean `SourceBufferList`?
```
2017-09-01 12:15:12 +02:00

23 lines
706 B
Rust

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#![feature(proc_macro)]
extern crate proc_macro;
use proc_macro::{TokenStream, quote};
use std::iter;
#[proc_macro_attribute]
pub fn dom_struct(args: TokenStream, input: TokenStream) -> TokenStream {
if !args.is_empty() {
panic!("#[dom_struct] takes no arguments");
}
let attributes = quote! {
#[derive(DenyPublicFields, DomObject, HeapSizeOf, JSTraceable)]
#[must_root]
#[repr(C)]
};
iter::once(attributes).chain(iter::once(input)).collect()
}