Contents

module CurationConcerns
  module Utils
    extend ActiveSupport::Concern

    def retry_unless(number_of_tries, condition, &block)
      self.class.retry_unless(number_of_tries, condition, &block)
    end

    module ClassMethods
      def retry_unless(number_of_tries, condition, &block)
        fail ArgumentError, 'First argument must be an enumerator' unless number_of_tries.is_a? Enumerator
        fail ArgumentError, 'Second argument must be a lambda' unless condition.respond_to? :call
        fail ArgumentError, 'Must pass a block of code to retry' unless block_given?
        number_of_tries.each do
          result = block.call
          return result unless condition.call
        end
        fail 'retry_unless could not complete successfully. Try upping the # of tries?'
      end
    end
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
curation_concerns-models-0.5.0	lib/curation_concerns/models/utils.rb
curation_concerns-models-0.4.0	lib/curation_concerns/models/utils.rb
curation_concerns-models-0.3.0	lib/curation_concerns/models/utils.rb
curation_concerns-models-0.2.0	lib/curation_concerns/models/utils.rb