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generateOptparseApplicativeCompletion

pkgs.haskell.lib.generateOptparseApplicativeCompletion

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Modify a Haskell package to add shell completion scripts for the given executable produced by it. These completion scripts will be picked up automatically if the resulting derivation is installed, e.g. by nix-env -i.

Invocation: generateOptparseApplicativeCompletions command pkg

command: name of an executable pkg: Haskell package that builds the executables