Class: Sequence::SequenceTemplate::ConditionalSection

Inherits:
Section show all
Defined in:
lib/lucid/sequence/sequence_template.rb

Instance Attribute Summary collapse

Attributes inherited from Section

#children

Attributes inherited from UnaryElement

#name

Instance Method Summary collapse

Methods inherited from Section

#add_child, #variables

Methods inherited from UnaryElement

#retrieve_value_from

Constructor Details

#initialize(name, generate) ⇒ ConditionalSection

Returns a new instance of ConditionalSection.



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# File 'lib/lucid/sequence/sequence_template.rb', line 96

def initialize(name, generate)
  super(name)
  @existence = generate
end

Instance Attribute Details

#existence ⇒ Object (readonly)

Returns the value of attribute existence.



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# File 'lib/lucid/sequence/sequence_template.rb', line 94

def existence
  @existence
end

Instance Method Details

#output(context, params) ⇒ Object 



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# File 'lib/lucid/sequence/sequence_template.rb', line 101

def output(context, params)
  value = retrieve_value_from(context, params)
  if (!value.nil? && existence) || (value.nil? && !existence)
    result = children.each_with_object('') do |child, item|
      item << child.output(context, params)
    end
  else
    result = ''
  end
  
  return result
end

#to_s ⇒ Object 



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# File 'lib/lucid/sequence/sequence_template.rb', line 114

def to_s
  return "<?#{name}>"
end