Class: DiviningRod::Definition

Inherits:
Object
  • Object
show all
Includes:
Murge
Defined in:
lib/divining_rod/definition.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Murge

#murge

Constructor Details

#initialize(opts = {}, &blk) ⇒ Definition

Returns a new instance of Definition.



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# File 'lib/divining_rod/definition.rb', line 8

def initialize(opts={}, &blk)
  @prc = blk
  @opts = opts
end

Instance Attribute Details

#children ⇒ Object 



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# File 'lib/divining_rod/definition.rb', line 44

def children
  @children ||= []
  @children.each do |child|
    child.parent ||= self
  end
  @children
end

#group ⇒ Object

Returns the value of attribute group.



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# File 'lib/divining_rod/definition.rb', line 5

def group
  @group
end

#opts ⇒ Object

Returns the value of attribute opts.



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# File 'lib/divining_rod/definition.rb', line 5

def opts
  @opts
end

#parent ⇒ Object

Returns the value of attribute parent.



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# File 'lib/divining_rod/definition.rb', line 5

def parent
  @parent
end

#prc ⇒ Object

Returns the value of attribute prc.



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# File 'lib/divining_rod/definition.rb', line 5

def prc
  @prc
end

Instance Method Details

#evaluate(request) ⇒ Object 



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# File 'lib/divining_rod/definition.rb', line 13

def evaluate(request)
  result = nil
  child_result = nil
  if @prc.call(request)
    result = self
    unless self.children.empty?
      self.children.each do |child|
        child_result = child.evaluate(request)
        break if child_result
      end
    end
  end
  child_result || result
end

#format ⇒ Object 



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# File 'lib/divining_rod/definition.rb', line 40

def format
  opts[:format]
end

#tags ⇒ Object 



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# File 'lib/divining_rod/definition.rb', line 28

def tags
  opts[:tags] || []
end