Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, haskell-actions/setup@v2.6.0, actions/cache@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

Pattern synonym with no type signature:

Redundant constraint: Eq a

Pattern match(es) are non-exhaustive

Defined but not used: ‘x’

Pattern match(es) are non-exhaustive

Pattern match(es) are non-exhaustive

The import of ‘Development.IDE.Graph.Classes’ is redundant

Top-level binding with no type signature:

Pattern match(es) are non-exhaustive