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stylo: Hide accidentally exposed subgrid behind prefs

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This commit is contained in:
Nazım Can Altınova 2017-12-05 22:58:48 +03:00
parent c20fd7d58a
commit 1c48a3bedb
1 changed files with 18 additions and 3 deletions
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21
components/style/values/specified/grid.rs
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@ -326,6 +326,19 @@ impl ToComputedValue for TrackList<LengthOrPercentage, Integer> {
}
}
#[cfg(feature = "gecko")]
#[inline]
fn allow_grid_template_subgrids() -> bool {
use gecko_bindings::structs::mozilla;
unsafe { mozilla::StylePrefs_sGridTemplateSubgridValueEnabled }
}
#[cfg(feature = "servo")]
#[inline]
fn allow_grid_template_subgrids() -> bool {
false
}
impl Parse for GridTemplateComponent<LengthOrPercentage, Integer> {
// FIXME: Derive Parse (probably with None_)
fn parse<'i, 't>(context: &ParserContext, input: &mut Parser<'i, 't>) -> Result<Self, ParseError<'i>> {
@ -343,10 +356,12 @@ impl GridTemplateComponent<LengthOrPercentage, Integer> {
context: &ParserContext,
input: &mut Parser<'i, 't>,
) -> Result<Self, ParseError<'i>> {
if let Ok(t) = input.try(|i| TrackList::parse(context, i)) {
return Ok(GridTemplateComponent::TrackList(t))
if allow_grid_template_subgrids() {
if let Ok(t) = input.try(|i| LineNameList::parse(context, i)) {
return Ok(GridTemplateComponent::Subgrid(t))
}
}
LineNameList::parse(context, input).map(GridTemplateComponent::Subgrid)
TrackList::parse(context, input).map(GridTemplateComponent::TrackList)
}
}