Code Room
Code reviewMedium
Question
Review this Go function that loads, validates, and saves a config.
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.
Learn the concepts
func updateConfig(raw []byte) error { cfg, err := parse(raw) if err != nil { log.Printf("parse failed: %v", err) } if err := validate(cfg); err != nil { return err } save(cfg) return nil}Run or narrate your approach, then ask the coach.