class Bundler::Source

def version_message(spec)
  message = "#{spec.name} #{spec.version}"
  if Bundler.locked_gems
    locked_spec = Bundler.locked_gems.specs.find { |s| s.name == spec.name }
    locked_spec_version = locked_spec.version if locked_spec
    if locked_spec_version && spec.version != locked_spec_version
      message << " (was #{locked_spec_version})"
    end
  end
  message
end