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Introduce #[css(function)] for #[derive(ToCss)]

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Any variant with this attribute gets serialised as a CSS function,
using the variant name as the function name.
This commit is contained in:
Anthony Ramine 2017-06-08 09:36:11 +02:00
parent fd1ab75af9
commit 43a5257a0c
7 changed files with 66 additions and 66 deletions
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2
components/style_derive/lib.rs
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@ -25,7 +25,7 @@ pub fn derive_to_computed_value(stream: TokenStream) -> TokenStream {
to_computed_value::derive(input).to_string().parse().unwrap()
}
#[proc_macro_derive(ToCss)]
#[proc_macro_derive(ToCss, attributes(css))]
pub fn derive_to_css(stream: TokenStream) -> TokenStream {
let input = syn::parse_derive_input(&stream.to_string()).unwrap();
to_css::derive(input).to_string().parse().unwrap()