Module: WaveBox::GenerateWave::ClassMethods

Defined in:
lib/wave_box/generate_wave.rb

Instance Method Summary collapse

Instance Method Details

#can_generate_wave(config) ⇒ Object

Raises:

  • (ArgumentError)


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# File 'lib/wave_box/generate_wave.rb', line 35

def can_generate_wave(config)
  raise ArgumentError, "Missing redis" unless config[:redis]
  raise ArgumentError, "Missing id lambda" unless config[:id]
  raise ArgumentError, "Missing wave name" unless config[:name]

  name = config[:name]
  [:redis, :expire, :max_size, :encode].each do |c|
    define_method "#{name}_outbox_#{c}" do config[c] end
  end

  if config[:redis].is_a? Symbol
    class_eval "      def \#{name}_outbox_redis_instance\n        send( \"\#{config[:redis]}\" )\n      end\n    RUBY\n  else\n    define_method \"\#{name}_outbox_redis_instance\" do config[:redis] end\n  end\n\n  if config[:id].is_a? Symbol\n    class_eval <<-RUBY\n      def \#{name}_outbox_id\n        send(\"\#{config[:id]}\")\n      end\n    RUBY\n  else\n    define_method \"\#{name}_outbox_id\" do config[:redis] end\n  end\n\n  define_method \"\#{name}_outbox_key\" do \"wave:\#{name}:outbox:\#{send(\"\#{name}_outbox_id\")}\" end\n\n  class_eval <<-RUBY\n    def \#{name}_outbox\n      @\#{name}_outbox ||= WaveBox::Box.new({\n                          :encode => \#{name}_outbox_encode,\n                          :redis => \#{name}_outbox_redis_instance,\n                          :key => \#{name}_outbox_key,\n                          :expire => \#{name}_outbox_expire,\n                          :max_size => \#{name}_outbox_max_size})\n    end\n  RUBY\n\nend\n"