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

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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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13
components/style/values/generics/mod.rs
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@ -79,7 +79,8 @@ impl SymbolsType {
/// Since wherever <counter-style> is used, 'none' is a valid value as
/// well, we combine them into one type to make code simpler.
#[cfg_attr(feature = "gecko", derive(MallocSizeOf))]
#[derive(Clone, Debug, Eq, PartialEq, ToComputedValue, ToCss)]
#[derive(Clone, Debug, Eq, PartialEq, SpecifiedValueInfo, ToComputedValue,
ToCss)]
pub enum CounterStyleOrNone {
/// `none`
None,
@ -139,12 +140,14 @@ impl Parse for CounterStyleOrNone {
/// A wrapper of Non-negative values.
#[cfg_attr(feature = "servo", derive(Deserialize, Serialize))]
#[derive(Animate, Clone, ComputeSquaredDistance, Copy, Debug, MallocSizeOf, PartialEq,
PartialOrd, ToAnimatedZero, ToComputedValue, ToCss)]
#[derive(Animate, Clone, ComputeSquaredDistance, Copy, Debug, MallocSizeOf,
PartialEq, PartialOrd, SpecifiedValueInfo, ToAnimatedZero,
ToComputedValue, ToCss)]
pub struct NonNegative<T>(pub T);
/// A wrapper of greater-than-or-equal-to-one values.
#[cfg_attr(feature = "servo", derive(Deserialize, Serialize))]
#[derive(Animate, Clone, ComputeSquaredDistance, Copy, Debug, MallocSizeOf, PartialEq,
PartialOrd, ToAnimatedZero, ToComputedValue, ToCss)]
#[derive(Animate, Clone, ComputeSquaredDistance, Copy, Debug, MallocSizeOf,
PartialEq, PartialOrd, SpecifiedValueInfo, ToAnimatedZero,
ToComputedValue, ToCss)]
pub struct GreaterThanOrEqualToOne<T>(pub T);