Module: Annotation::AnnotationModule

Defined in:
lib/scout/annotation/annotation_module.rb

Instance Method Summary collapse

Instance Method Details

#annotation(*attrs) ⇒ Object 



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# File 'lib/scout/annotation/annotation_module.rb', line 4

def annotation(*attrs)
  annotations = self.instance_variable_get("@annotations")
  attrs -= annotations
  annotations.concat attrs
  attrs.each do |a|
    self.attr_accessor a
  end
end

#annotations ⇒ Object 



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# File 'lib/scout/annotation/annotation_module.rb', line 13

def annotations
  @annotations ||= []
end

#extended(obj) ⇒ Object 



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# File 'lib/scout/annotation/annotation_module.rb', line 25

def extended(obj)
  attrs = self.instance_variable_get("@annotations")

  obj.instance_variable_set(:@annotations, []) unless obj.instance_variables.include?(:@annotations)
  obj.annotation_types << self

  annotations = obj.instance_variable_get(:@annotations)
  attrs -= annotations
  annotations.concat attrs
end

#included(mod) ⇒ Object 



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# File 'lib/scout/annotation/annotation_module.rb', line 17

def included(mod)
  attrs = self.instance_variable_get("@annotations")
  mod.instance_variable_set(:@annotations, []) unless mod.instance_variables.include?(:@annotations)
  annotations = mod.instance_variable_get(:@annotations)
  attrs -= annotations
  annotations.concat attrs
end

#setup(*args, &block) ⇒ Object 



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# File 'lib/scout/annotation/annotation_module.rb', line 36

def setup(*args,&block)
  if block_given?
    obj, rest = block, args
  else
    obj, *rest = args
  end
  obj = block if obj.nil?
  return nil if obj.nil?
  begin
    obj.extend self unless self === obj
  rescue TypeError
    return obj
  end
  attrs = self.instance_variable_get("@annotations")

  return obj if attrs.nil? || attrs.empty?

  if rest.length == 1 && Hash === (rlast = rest.last) && 
      ((! (rlkey = rlast.keys.first).nil? && attrs.include?(rlkey.to_sym)) ||
       (! attrs.length != 1 ))

    pairs = rlast
  else
    pairs = attrs.zip(rest)
  end

  pairs.each do |name,value|
    next if name.to_sym === :annotation_types
    obj.instance_variable_set("@#{name}", value) unless value.nil?
  end

  obj
end