def import_dangerfile_from_gem(name)
      raise "`import_dangerfile_from_gem` requires a string" unless name.kind_of?(String)
      spec = Gem::Specification.find_by_name(name)
      import_dangerfile_from_path(spec.gem_dir)
    rescue Gem::MissingSpecError
      raise "`import_dangerfile_from_gem` tried to load `#{name}` and failed, did you forget to include it in your Gemfile?"
    end
def import_dangerfile_from_gem(name)
      raise "`import_dangerfile_from_gem` requires a string" unless name.kind_of?(String)
      spec = Gem::Specification.find_by_name(name)
      import_dangerfile_from_path(spec.gem_dir)
    rescue Gem::MissingSpecError
      raise "`import_dangerfile_from_gem` tried to load `#{name}` and failed, did you forget to include it in your Gemfile?"
    end
@!group Danger
 Read and execute a Dangerfile from a gem.

 @param    [String] name
           The name of the gem that contains a Dangerfile.
 @return   [void]