servo/components/script_plugins/jstraceable.rs
Anthony Ramine 3eed8a91a1 Move script lints to script_plugins
The plugins crate now just allows to hook into clippy from a single crate.
2017-02-16 18:37:14 +01:00

24 lines
1 KiB
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/. */
use syntax::ast::MetaItem;
use syntax::codemap::Span;
use syntax::ext::base::{Annotatable, ExtCtxt};
use syntax::ptr::P;
pub fn expand_dom_struct(cx: &mut ExtCtxt, sp: Span, _: &MetaItem, anno: Annotatable) -> Annotatable {
if let Annotatable::Item(item) = anno {
let mut item2 = (*item).clone();
item2.attrs.push(quote_attr!(cx, #[must_root]));
item2.attrs.push(quote_attr!(cx, #[repr(C)]));
item2.attrs.push(quote_attr!(cx, #[derive(JSTraceable)]));
item2.attrs.push(quote_attr!(cx, #[derive(HeapSizeOf)]));
item2.attrs.push(quote_attr!(cx, #[derive(DenyPublicFields)]));
item2.attrs.push(quote_attr!(cx, #[derive(DomObject)]));
Annotatable::Item(P(item2))
} else {
cx.span_err(sp, "#[dom_struct] applied to something other than a struct");
anno
}
}