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LibWeb: Require existing Selection for .execCommand("selectAll")

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Disable the command if no selection is available. This is a spec bug:

https://github.com/w3c/editing/issues/475

Fixes #3325
This commit is contained in:
Jelle Raaijmakers 2025-01-20 23:56:55 +01:00 • committed by Tim Ledbetter
commit d967f56936
Notes: github-actions[bot] 2025-01-21 02:28:49 +00:00
3 changed files with 21 additions and 5 deletions
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12
Tests/LibWeb/Text/input/Editing/execCommand-selectAll.html
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@ -33,5 +33,17 @@
// Perform selectAll
document.execCommand('selectAll');
reportSelection();
// Report whether command is enabled and make sure it does not crash
const documents = [
document,
new Document(),
document.implementation.createHTMLDocument(),
];
for (const doc of documents) {
println(doc.queryCommandEnabled('selectAll'));
doc.execCommand('selectAll');
}
println('Did not crash!');
});
</script>