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Code Issues Projects Releases Packages Wiki Activity Actions 10

LibWeb/CSS: Implement CSSMathNegate

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Sam Atkins 2025-08-19 16:03:09 +01:00 • committed by Andreas Kling
commit f2ec04d20d
Notes: github-actions[bot] 2025-08-29 09:59:42 +00:00
8 changed files with 144 additions and 3 deletions
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6
Libraries/LibWeb/CSS/CSSMathSum.cpp
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@ -7,6 +7,7 @@
#include "CSSMathSum.h"
#include <LibWeb/Bindings/CSSMathSumPrototype.h>
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/CSS/CSSMathNegate.h>
#include <LibWeb/CSS/CSSNumericArray.h>
#include <LibWeb/WebIDL/DOMException.h>
#include <LibWeb/WebIDL/ExceptionOr.h>
@ -109,10 +110,9 @@ String CSSMathSum::serialize_math_value(Nested nested, Parens parens) const
// 1. If arg is a CSSMathNegate, append " - " to s, then serialize arg’s value internal slot with nested
// set to true, and append the result to s.
// FIXME: Detect CSSMathNegate once that's implemented.
if (false) {
if (auto* negate = as_if<CSSMathNegate>(*arg)) {
s.append(" - "sv);
s.append(arg->to_string({ .nested = true }));
s.append(negate->value()->to_string({ .nested = true }));
}
// 2. Otherwise, append " + " to s, then serialize arg with nested set to true, and append the result to s.