style: Add a ValueInfo trait for exposing types needed by devtools.

Most of types just derive it using proc_macro directly. Some of value
types need manual impl.

In my current plan, this new trait will be used in bug 1434130 to expose
values as well.

Bug: 1455576
Reviewed-by: emilio
MozReview-Commit-ID: LI7fy45VkRw
This commit is contained in:
Xidorn Quan 2018-04-26 09:01:02 +10:00 committed by Emilio Cobos Álvarez
parent 276fb7e04b
commit 7fe7b2ffb1
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66 changed files with 615 additions and 249 deletions

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@ -22,7 +22,7 @@ pub fn derive(mut input: syn::DeriveInput) -> quote::Tokens {
}
let to_body = synstructure::Structure::new(&input).each_variant(|variant| {
let attrs = cg::parse_variant_attrs::<AnimationVariantAttrs>(&variant.ast());
let attrs = cg::parse_variant_attrs_from_ast::<AnimationVariantAttrs>(&variant.ast());
if attrs.error {
return Some(quote! { Err(()) });
}