Module: Dynflow::Action::Format

Included in:
Dynflow::Action
Defined in:
lib/dynflow/action/format.rb

Overview

Input/output format validation logic calling input_format/output_format with block acts as a setter for specifying the format. Without a block it acts as a getter

Instance Method Summary collapse

Instance Method Details

#input_format(&block) ⇒ Object

we don’t evaluate tbe block immediatelly, but postpone it till all the action classes are loaded, because we can use them to reference output format



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# File 'lib/dynflow/action/format.rb', line 10

def input_format(&block)
  case
  when block && !@input_format_block
    @input_format_block = block
  when !block && @input_format_block
    return @input_format ||= Apipie::Params::Description.define(&@input_format_block)
  when block && @input_format_block
    raise "The input_format has already been defined in #{self.class}"
  when !block && !@input_format_block
    if superclass.respond_to? :input_format
      superclass.input_format
    else
      raise "The input_format has not been defined yet in #{self.class}"
    end
  end
end

#output_format(&block) ⇒ Object 



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# File 'lib/dynflow/action/format.rb', line 27

def output_format(&block)
  case
  when block && !@output_format_block
    @output_format_block = block
  when !block && @output_format_block
    return @output_format ||= Apipie::Params::Description.define(&@output_format_block)
  when block && @output_format_block
    raise "The output_format has already been defined in #{self.class}"
  when !block && !@output_format_block
    if superclass.respond_to? :output_format
      superclass.output_format
    else
      raise "The output_format has not been defined yet in #{self.class}"
    end
  end
end