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Auto merge of #18917 - heycam:observer-test, r=emilio

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style: Add some more tests for disallowed rootMargin values.

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bors-servo 2017-10-17 08:11:16 -05:00 • committed by GitHub
commit aa3122e7d1
3 changed files with 19 additions and 2 deletions
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5
components/style/values/specified/gecko.rs
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@ -81,6 +81,11 @@ impl ToNsCssValue for PixelOrPercentage {
}
/// The value of an IntersectionObserver's rootMargin property.
///
/// Only bare px or percentage values are allowed. Other length units and
/// calc() values are not allowed.
///
/// https://w3c.github.io/IntersectionObserver/#parse-a-root-margin
pub struct IntersectionObserverRootMargin(pub Rect<PixelOrPercentage>);
impl Parse for IntersectionObserverRootMargin {