Goal

Component to parse, apply, and generate unified diffs/patches correctly for Markdown and/or generic text. Useful for document/code review automation.

Scope/Features

• Parse "diff" format patches
• Apply patches to strings
• Optionally: generate patches from pairs

Rough WIT shape

• parse(input: string) -> list<patch>
• apply(input: string, patch: patch) -> string
• generate(original: string, modified: string) -> patch

Candidate crates

• diffy
• similar
• difflib

Labels

• good first issue

---

Compact problem, well-scoped for new contributors.