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Merge similar arms in AnimationValue::from_declaration 🐉🐲

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This slims that function by 12KB according to bloaty.
This commit is contained in:
Anthony Ramine 2018-02-12 10:02:58 +01:00
parent 9c94fe4279
commit 18b9775173
1 changed files with 49 additions and 28 deletions
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77
components/style/properties/helpers/animated_properties.mako.rs
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@ -547,37 +547,58 @@ impl AnimationValue {
extra_custom_properties: Option<<&Arc<::custom_properties::CustomPropertiesMap>>,
initial: &ComputedValues
) -> Option<Self> {
use properties::LonghandId;
use super::PropertyDeclarationVariantRepr;
<%
keyfunc = lambda x: (
x.specified_type(),
x.animated_type(),
x.boxed,
not x.is_animatable_with_computed_value,
x.style_struct.inherited,
x.ident in SYSTEM_FONT_LONGHANDS and product == "gecko",
)
%>
let animatable = match *decl {
% for prop in data.longhands:
% if prop.animatable:
PropertyDeclaration::${prop.camel_case}(ref val) => {
context.for_non_inherited_property =
% if prop.style_struct.inherited:
None;
% else:
Some(LonghandId::${prop.camel_case});
% endif
% if prop.ident in SYSTEM_FONT_LONGHANDS and product == "gecko":
if let Some(sf) = val.get_system() {
longhands::system_font::resolve_system_font(sf, context);
% for (specified_ty, ty, boxed, to_animated, inherit, system), props in groupby(animated, key=keyfunc):
${" |\n".join("PropertyDeclaration::{}(ref value)".format(prop.camel_case) for prop in props)} => {
let decl_repr = unsafe {
&*(decl as *const _ as *const PropertyDeclarationVariantRepr<${specified_ty}>)
};
% if inherit:
context.for_non_inherited_property = None;
% else:
context.for_non_inherited_property = unsafe {
Some(*(&decl_repr.tag as *const u16 as *const LonghandId))
};
% endif
% if system:
if let Some(sf) = value.get_system() {
longhands::system_font::resolve_system_font(sf, context)
}
% endif
% if prop.boxed:
let computed = (**val).to_computed_value(context);
% else:
let computed = val.to_computed_value(context);
% endif
AnimationValue::${prop.camel_case}(
% if prop.is_animatable_with_computed_value:
computed
% else:
computed.to_animated_value()
% endif
)
},
% endif
% endif
% if boxed:
let value = (**value).to_computed_value(context);
% else:
let value = value.to_computed_value(context);
% endif
% if to_animated:
let value = value.to_animated_value();
% endif
unsafe {
let mut out = mem::uninitialized();
ptr::write(
&mut out as *mut _ as *mut AnimationValueVariantRepr<${ty}>,
AnimationValueVariantRepr {
tag: decl_repr.tag,
value,
},
);
out
}
}
% endfor
PropertyDeclaration::CSSWideKeyword(ref declaration) => {
match declaration.id {