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68aa529a18
:host() and ::slotted() both take a `<compound-selector>` as their argument, but we currently allow a sneaky combinator in there too, as this demonstrates. That will be solved over subsequent commits, but adding this now to track progress.
17 lines
524 B
HTML
17 lines
524 B
HTML
<!DOCTYPE html>
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<script src="../include.js"></script>
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<script>
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test(() => {
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function test_invalid(selector) {
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let supported = CSS.supports(`selector(${selector})`);
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println(`${selector} is invalid: ${supported ? 'FAIL' : 'PASS'}`);
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}
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test_invalid("::slotted(> a)");
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test_invalid("::slotted(+ a)");
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test_invalid("::slotted(~ a)");
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test_invalid(":host(> a)");
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test_invalid(":host(+ a)");
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test_invalid(":host(~ a)");
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});
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</script>
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