{
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  "path": "/t/what-is-the-most-ergonomic-library-to-diff-data-structures-in-a-test-suite-these-days/13989#post_11",
  "publishedAt": "2026-04-30T19:10:30.000Z",
  "site": "https://discourse.haskell.org",
  "textContent": "Probably that all your dependencies need `Diff` instances, as well as `Generic` instances. For example, `generic-diff` can’t be used in GHC because the `AST` is too big. There’s nothing you can do about that though .",
  "title": "What is the most ergonomic library to diff data structures in a test suite these days?"
}