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Fix border shorthand serialization

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Fix border shorthand serialization when sides are not identical
This commit is contained in:
Karl 2017-02-06 21:35:45 -05:00
parent 74e7afa1c8
commit ec865c3702
2 changed files with 97 additions and 7 deletions
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38
components/style/properties/shorthand/border.mako.rs
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@ -3,7 +3,7 @@
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
<%namespace name="helpers" file="/helpers.mako.rs" />
<% from data import to_rust_ident, ALL_SIDES, maybe_moz_logical_alias %>
<% from data import to_rust_ident, ALL_SIDES, PHYSICAL_SIDES, maybe_moz_logical_alias %>
${helpers.four_sides_shorthand("border-color", "border-%s-color", "specified::CSSColor::parse",
spec="https://drafts.csswg.org/css-backgrounds/#border-color")}
@ -141,14 +141,38 @@ pub fn parse_border(context: &ParserContext, input: &mut Parser)
impl<'a> LonghandsToSerialize<'a> {
fn to_css_declared<W>(&self, dest: &mut W) -> fmt::Result where W: fmt::Write {
let all_equal = {
% for side in PHYSICAL_SIDES:
let border_${side}_width = self.border_${side}_width;
let border_${side}_style = self.border_${side}_style;
let border_${side}_color = self.border_${side}_color;
% endfor
border_top_width == border_right_width &&
border_right_width == border_bottom_width &&
border_bottom_width == border_left_width &&
border_top_style == border_right_style &&
border_right_style == border_bottom_style &&
border_bottom_style == border_left_style &&
border_top_color == border_right_color &&
border_right_color == border_bottom_color &&
border_bottom_color == border_left_color
};
// If all longhands are all present, then all sides should be the same,
// so we can just one set of color/style/width
super::serialize_directional_border(
dest,
self.border_${side}_width,
self.border_${side}_style,
self.border_${side}_color
)
if all_equal {
super::serialize_directional_border(
dest,
self.border_${side}_width,
self.border_${side}_style,
self.border_${side}_color
)
} else {
Ok(())
}
}
}