Module: AWS::Flow::Utilities::UpwardLookups Private

Included in:
Activities, Options, Workflows
Defined in:
lib/aws/decider/utilities.rb

This module is part of a private API. You should avoid using this module if possible, as it may be removed or be changed in the future.

Defined Under Namespace

Modules: InstanceMethods

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#precursors ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/aws/decider/utilities.rb', line 169

def precursors
  @precursors
end

Instance Method Details

#held_properties ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/aws/decider/utilities.rb', line 172

def held_properties
  precursors = self.ancestors.dup
  precursors.delete(self)
  result = precursors.map{|precursor| precursor.held_properties if precursor.methods.map(&:to_sym).include? :held_properties}.flatten.compact
  result << @held_properties
  result.flatten
end

#properties(*args) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/aws/decider/utilities.rb', line 199

def properties(*args)
  args.each { |arg| property(arg) }
end

#property(name, methods_to_prepare = [lambda(&:to_s)]) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/aws/decider/utilities.rb', line 181

def property(name, methods_to_prepare = [lambda(&:to_s)])
  @held_properties ||= []
  @held_properties << name
  define_method(name) do
    return_value = instance_variable_get("@#{name}")
    # Make sure we correctly return false values
    return_value = (look_upwards(name) || nil) if return_value.nil?
    return nil if return_value.nil?
    return_value = "NONE" if return_value == Float::INFINITY
    methods_to_prepare.each {|method| return_value = method.call(return_value)}
    return_value
  end
  define_method("#{name}=") do |*args|
    instance_variable_set("@#{name}", args.first) unless args.first.nil?
  end
end