class Bundler::Settings::Validator::Rule

def set(settings, key, value, *reasons)
  hash_key = k(key)
  return if settings[hash_key] == value
  reasons.unshift @description
  Bundler.ui.info "Setting `#{key}` to #{value.inspect}, since #{reasons.join(", ")}"
  if value.nil?
    settings.delete(hash_key)
  else
    settings[hash_key] = value
  end
end