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Only allow border-image-outset to use non-negative values.

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This commit is contained in:
J. Cliff Dyer 2016-11-23 09:19:56 -05:00
parent 72e4c6dc21
commit 46c4c9ce66
3 changed files with 34 additions and 6 deletions
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2
components/style/properties/longhand/border.mako.rs
View file

@ -242,7 +242,7 @@ ${helpers.single_keyword("-moz-float-edge", "content-box margin-box",
pub fn parse(_context: &ParserContext, input: &mut Parser) -> Result<SpecifiedValue, ()> {
let mut values = vec![];
for _ in 0..4 {
let value = input.try(|input| LengthOrNumber::parse(input));
let value = input.try(|input| LengthOrNumber::parse_non_negative(input));
match value {
Ok(val) => values.push(val),
Err(_) => break,

10
components/style/values/specified/length.rs
View file

@ -1009,3 +1009,13 @@ impl Parse for LengthOrPercentageOrAutoOrContent {
}
pub type LengthOrNumber = Either<Length, Number>;
impl LengthOrNumber {
pub fn parse_non_negative(input: &mut Parser) -> Result<Self, ()> {
if let Ok(v) = input.try(|i| Length::parse_non_negative(i)) {
Ok(Either::First(v))
} else {
Number::parse_non_negative(input).map(Either::Second)
}
}
}