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Auto merge of #21655 - kingdido999:master, r=jdm

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Format jstraceable_derive #21373

```bash
rustfmt components/jstraceable_derive/*.rs
```

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bors-servo 2018-09-10 14:08:06 -04:00 • committed by GitHub
commit 1127bcf69c
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1 changed files with 8 additions and 6 deletions
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14
components/jstraceable_derive/lib.rs
View file

@ -3,15 +3,15 @@
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
extern crate quote;
#[macro_use] extern crate syn;
#[macro_use] extern crate synstructure;
#[macro_use]
extern crate syn;
#[macro_use]
extern crate synstructure;
decl_derive!([JSTraceable] => js_traceable_derive);
fn js_traceable_derive(s: synstructure::Structure) -> quote::Tokens {
let match_body = s.each(|binding| {
Some(quote!(#binding.trace(tracer);))
});
let match_body = s.each(|binding| Some(quote!(#binding.trace(tracer);)));
let ast = s.ast();
let name = ast.ident;
@ -19,7 +19,9 @@ fn js_traceable_derive(s: synstructure::Structure) -> quote::Tokens {
let mut where_clause = where_clause.unwrap_or(&parse_quote!(where)).clone();
for param in ast.generics.type_params() {
let ident = param.ident;
where_clause.predicates.push(parse_quote!(#ident: ::dom::bindings::trace::JSTraceable))
where_clause
.predicates
.push(parse_quote!(#ident: ::dom::bindings::trace::JSTraceable))
}
let tokens = quote! {