AK: Replace surrogates in String::from_utf8_with_replacement_character
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We are expected to replace lonely surrogates with U+FFFD when decoding
UTF-8 text.
This commit is contained in:
Timothy Flynn 2025-07-05 12:00:04 -04:00 committed by Shannon Booth
commit 01ebf1eb07
Notes: github-actions[bot] 2025-07-05 16:31:19 +00:00
4 changed files with 18 additions and 5 deletions

View file

@ -6,7 +6,10 @@
let decoder = new TextDecoder("utf-8");
println(`[${decoder.decode(new Uint8Array([0x41, 0x42, 0x43]))}]`); // "ABC"
println(`[${decoder.decode()}]`);
} catch(e) {
const surrogate = decoder.decode(new Uint8Array([0xed, 0xa0, 0x80])); // U+D800
println(`[${surrogate.codePointAt(0).toString(16)}]`);
} catch (e) {
println("ERROR: " + e.name + ": " + e.message);
}
});