nixpkgs/maintainers/scripts/update-ruby-packages

#!/usr/bin/env nix-shell
#!nix-shell -i bash -p bundler bundix

set -euf -o pipefail

(
  cd pkgs/development/ruby-modules/with-packages
  rm -f gemset.nix Gemfile.lock
  # Since bundler 2+, the lock command generates a platform-dependent
  # Gemfile.lock, hence causing to bundix to generate a gemset tied to the
  # platform from where it was executed.
  BUNDLE_FORCE_RUBY_PLATFORM=1 bundle lock
  bundix
  mv gemset.nix ../../../top-level/ruby-packages.nix
  rm -f Gemfile.lock
)