class Bundler::CLI

def check
  ENV['BUNDLE_GEMFILE'] = File.expand_path(options[:gemfile]) if options[:gemfile]
  begin
    not_installed = Bundler.definition.missing_specs
  rescue GemNotFound, VersionConflict
    Bundler.ui.error "Your Gemfile's dependencies could not be satisfied"
    Bundler.ui.warn  "Install missing gems with `bundle install`"
    exit 1
  end
  if not_installed.any?
    Bundler.ui.error "The following gems are missing"
    not_installed.each { |s| Bundler.ui.error " * #{s.name} (#{s.version})" }
    Bundler.ui.warn "Install missing gems with `bundle install`"
    exit 1
  else
    Bundler.load.lock
    Bundler.ui.info "The Gemfile's dependencies are satisfied"
  end
end