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
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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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@ -6,8 +6,8 @@
//! [`position`](https://drafts.csswg.org/css-backgrounds-3/#position)
/// A generic type for representing a CSS [position](https://drafts.csswg.org/css-values/#position).
#[derive(Animate, Clone, ComputeSquaredDistance, Copy, Debug, MallocSizeOf, PartialEq,
ToAnimatedZero, ToComputedValue)]
#[derive(Animate, Clone, ComputeSquaredDistance, Copy, Debug, MallocSizeOf,
PartialEq, SpecifiedValueInfo, ToAnimatedZero, ToComputedValue)]
pub struct Position<H, V> {
/// The horizontal component of position.
pub horizontal: H,
@ -26,8 +26,8 @@ impl<H, V> Position<H, V> {
}
/// A generic value for the `z-index` property.
#[derive(Animate, Clone, ComputeSquaredDistance, Copy, Debug, MallocSizeOf, PartialEq,
ToAnimatedZero, ToComputedValue, ToCss)]
#[derive(Animate, Clone, ComputeSquaredDistance, Copy, Debug, MallocSizeOf,
PartialEq, SpecifiedValueInfo, ToAnimatedZero, ToComputedValue, ToCss)]
pub enum ZIndex<Integer> {
/// An integer value.
Integer(Integer),