Class: EacRubyUtils::CommonConstructor

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(*args) ⇒ CommonConstructor

Returns a new instance of CommonConstructor.



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 9

def initialize(*args)
  @args = args
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 7

def args
  @args
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 7

def options
  @options
end

Instance Method Details

#initialize_method_args ⇒ Object 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 50

def initialize_method_args
  args
end

#initialize_method_args_code ⇒ Object 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 46

def initialize_method_args_code
  initialize_method_args.join(', ')
end

#initialize_method_code ⇒ Object 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 35

def initialize_method_code
  b = "def initialize(#{initialize_method_args_code})\n"
  b += "  run_callbacks :initialize do\n"
  initialize_method_args.each do |arg|
    b += "  self.#{arg} = #{arg}\n"
  end
  b += "  end\n"
  b += "end\n"
  b
end

#setup_class(klass) ⇒ Object 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 13

def setup_class(klass)
  setup_class_attr_readers(klass)
  setup_class_attr_writers(klass)
  setup_class_initialize(klass)
end

#setup_class_attr_readers(klass) ⇒ Object 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 19

def setup_class_attr_readers(klass)
  klass.send(:attr_reader, *args)
  klass.send(:public, *args)
end

#setup_class_attr_writers(klass) ⇒ Object 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 24

def setup_class_attr_writers(klass)
  klass.send(:attr_writer, *args)
  klass.send(:private, *args.map { |a| "#{a}=" })
end

#setup_class_initialize(klass) ⇒ Object 



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# File 'lib/eac_ruby_utils/common_constructor.rb', line 29

def setup_class_initialize(klass)
  klass.include(::ActiveSupport::Callbacks)
  klass.define_callbacks :initialize
  klass.class_eval initialize_method_code, __FILE__, __LINE__
end