Dart Dedupe (dart-dedupe)

High-performance structural code duplication and clone detection engine and refactoring protocol for Dart and Flutter repositories using pkg:dedupe.

1. When to Use This Skill

Use this skill when auditing codebase redundancy, identifying copy-paste blocks, preventing duplication regressions in pull requests, or evaluating shared utility and abstraction candidates across Dart packages.

Unlike basic lexical diffs, dedupe tokenizes and analyzes Dart source code to detect: