Class: EacRubyUtils::CommonConstructor::SuperArgs

Inherits:
Object
  • Object
show all
Defined in:
lib/eac_ruby_utils/common_constructor.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(common_constructor, args, object) ⇒ SuperArgs 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 143

def initialize(common_constructor, args, object)
  @common_constructor = common_constructor
  @args = args
  @object = object
end

Instance Attribute Details

#args ⇒ Object (readonly)

Returns the value of attribute args.



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 141

def args
  @args
end

#common_constructor ⇒ Object (readonly)

Returns the value of attribute common_constructor.



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 141

def common_constructor
  @common_constructor
end

#object ⇒ Object (readonly)

Returns the value of attribute object.



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 141

def object
  @object
end

Instance Method Details

#auto_result ⇒ Object 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 149

def auto_result
  r = []
  sub_args.each do |name, value|
    i = super_arg_index(name)
    r[i] = value if i
  end
  r
end

#result ⇒ Object 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 158

def result
  result_from_options || auto_result
end

#result_from_options ⇒ Object 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 162

def result_from_options
  return unless common_constructor.super_args

  object.instance_exec(&common_constructor.super_args)
end

#sub_args ⇒ Object 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 168

def sub_args
  common_constructor.args.each_with_index.map do |name, index|
    [name, args[index]]
  end.to_h
end

#super_arg_index(name) ⇒ Object 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 174

def super_arg_index(name)
  super_method.parameters.each_with_index do |arg, index|
    return index if arg[1] == name
  end
  nil
end

#super_method ⇒ Object 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 181

def super_method
  object.class.superclass ? object.class.superclass.instance_method(:initialize) : nil
end