Surrogate pair breaks character count
Review this JavaScript that enforces a 280-'character' post limit, hard-caps the text, and reports how many characters remain.
What a strong answer looks like
Separate real bugs from style. Rank issues by severity, point at the root cause rather than the symptom, and suggest a concrete fix, specific and kind.
0:00 of about 18 min
Mark a line and say what kind of problem it is.0 findings
1const MAX = 280;
2
3function enforceLimit(text) {
4 if (text.length > MAX) {
5 text = text.slice(0, MAX); // hard cap to fit
6 }
7 return {
8 text,
9 remaining: MAX - text.length,
10 overLimit: text.length > MAX,
11 };
12}
13
14// enforceLimit('\uD83D\uDE00'.repeat(200))
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