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Fix and tests for negative border radius
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parent
7902842730
commit
f5253c9f09
2 changed files with 24 additions and 9 deletions
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@ -749,10 +749,10 @@ impl ToCss for BorderRadius {
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}
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impl Parse for BorderRadius {
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fn parse(context: &ParserContext, input: &mut Parser) -> Result<Self, ()> {
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let mut widths = try!(parse_one_set_of_border_values(context, input));
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fn parse(_context: &ParserContext, input: &mut Parser) -> Result<Self, ()> {
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let mut widths = try!(parse_one_set_of_border_values(input));
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let mut heights = if input.try(|input| input.expect_delim('/')).is_ok() {
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try!(parse_one_set_of_border_values(context, input))
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try!(parse_one_set_of_border_values(input))
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} else {
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[widths[0].clone(),
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widths[1].clone(),
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@ -768,23 +768,22 @@ impl Parse for BorderRadius {
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}
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}
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fn parse_one_set_of_border_values(context: &ParserContext, mut input: &mut Parser)
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fn parse_one_set_of_border_values(mut input: &mut Parser)
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-> Result<[LengthOrPercentage; 4], ()> {
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let a = try!(LengthOrPercentage::parse(context, input));
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let b = if let Ok(b) = input.try(|i| LengthOrPercentage::parse(context, i)) {
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let a = try!(LengthOrPercentage::parse_non_negative(input));
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let b = if let Ok(b) = input.try(|i| LengthOrPercentage::parse_non_negative(i)) {
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b
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} else {
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return Ok([a.clone(), a.clone(), a.clone(), a])
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};
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let c = if let Ok(c) = input.try(|i| LengthOrPercentage::parse(context, i)) {
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let c = if let Ok(c) = input.try(|i| LengthOrPercentage::parse_non_negative(i)) {
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c
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} else {
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return Ok([a.clone(), b.clone(), a, b])
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};
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if let Ok(d) = input.try(|i| LengthOrPercentage::parse(context, i)) {
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if let Ok(d) = input.try(|i| LengthOrPercentage::parse_non_negative(i)) {
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Ok([a, b, c, d])
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} else {
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Ok([a, b.clone(), c, b])
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@ -77,6 +77,22 @@ fn test_border_radius() {
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assert_border_radius_values!("10px 20px 30px 40px / 1px 2px 3px 4px";
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"10px", "20px", "30px", "40px" ;
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"1px", "2px", "3px", "4px");
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assert_border_radius_values!("10px 20px 30px 40px / 1px 2px 3px 4px";
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"10px", "20px", "30px", "40px" ;
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"1px", "2px", "3px", "4px");
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assert_border_radius_values!("10px 20px 30px 40px / 1px 2px 3px 4px";
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"10px", "20px", "30px", "40px" ;
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"1px", "2px", "3px", "4px");
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assert_border_radius_values!("10px -20px 30px 40px";
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"10px", "10px", "10px", "10px";
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"10px", "10px", "10px", "10px");
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assert_border_radius_values!("10px 20px -30px 40px";
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"10px", "20px", "10px", "20px";
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"10px", "20px", "10px", "20px");
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assert_border_radius_values!("10px 20px 30px -40px";
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"10px", "20px", "30px", "20px";
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"10px", "20px", "30px", "20px");
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assert!(parse(BorderRadius::parse, "-10px 20px 30px 40px").is_err());
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}
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#[test]
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