Contents

# frozen_string_literal: true

require "json"

module ActiveFunction
  class DoubleRenderError < Error
    MESSAGE_TEMPLATE = "#render was called multiple times in action: %s"

    attr_reader :message

    def initialize(context)
      @message = MESSAGE_TEMPLATE % context
    end
  end

  module Functions
    module Rendering
      DEFAULT_HEADER = {"Content-Type" => "application/json"}.freeze

      def render(status: 200, json: {}, head: {})
        raise DoubleRenderError, @action_name if performed?

        @response.status     = status
        @response.headers    = head.merge(Hash[DEFAULT_HEADER])
        @response.body       = JSON.generate(json)

        @response.commit!
      end
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
activefunction-0.3.5	lib/active_function/functions/rendering.rb
activefunction-0.3.4	lib/active_function/functions/rendering.rb
activefunction-0.3.3	lib/active_function/functions/rendering.rb