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