CAT 047

CAT-047 — upcase.downcase / downcase.upcase no-op

Severity: hint | Confidence: high | Auto-fix: ❌

Description

upcase.downcase / downcase.upcase no-op — Calling upcase then downcase (or vice versa) is a no-op. Remove unnecessary calls.

Bad code

str.upcase.downcase
str.downcase.upcase

Benchmark

Note

See bench results at bench/cat-047/