Class: EacRubyUtils::ActsAsImmutable::BaseAccessor

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

Direct Known Subclasses

CommonAccessor, EnumerableAccessor, HashAccessor

Constant Summary collapse

FILTER_GET_METHOD_NAME_FORMAT = 
'%s_get_filter'
FILTER_SET_METHOD_NAME_FORMAT = 
'%s_set_filter'

Instance Method Summary collapse

Instance Method Details

#duplicate_object(object) ⇒ Object 



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# File 'lib/eac_ruby_utils/acts_as_immutable/base_accessor.rb', line 15

def duplicate_object(object)
  accessor_new_value = yield(immutable_value_get(object))
  new_values = object.send(:immutable_values_get).merge(name => accessor_new_value)
  r = object.class.new(*object.immutable_constructor_args)
  r.send(:immutable_values_set, new_values)
  r
end

#immutable_value_get(object) ⇒ Object 



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# File 'lib/eac_ruby_utils/acts_as_immutable/base_accessor.rb', line 23

def immutable_value_get(object)
  object.send(:immutable_values_get)[name]
end

#immutable_value_get_filtered(object) ⇒ Object

Parameters:

Returns:



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# File 'lib/eac_ruby_utils/acts_as_immutable/base_accessor.rb', line 29

def immutable_value_get_filtered(object)
  r = immutable_value_get(object)
  if object.respond_to?(immutable_value_get_filtered_method_name, true)
    r = object.send(immutable_value_get_filtered_method_name, r)
  end
  r
end

#immutable_value_get_filtered_method_name ⇒ Symbol

Returns:

  • (Symbol) 


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# File 'lib/eac_ruby_utils/acts_as_immutable/base_accessor.rb', line 38

def immutable_value_get_filtered_method_name
  format(FILTER_GET_METHOD_NAME_FORMAT, name)
end

#immutable_value_set_filtered(object, value) ⇒ Object

Parameters:

Returns:



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# File 'lib/eac_ruby_utils/acts_as_immutable/base_accessor.rb', line 44

def immutable_value_set_filtered(object, value)
  if object.respond_to?(immutable_value_set_filtered_method_name, true)
    value = object.send(immutable_value_set_filtered_method_name, value)
  end
  immutable_value_set(object, value)
end

#immutable_value_set_filtered_method_name ⇒ Symbol

Returns:

  • (Symbol) 


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# File 'lib/eac_ruby_utils/acts_as_immutable/base_accessor.rb', line 52

def immutable_value_set_filtered_method_name
  format(FILTER_SET_METHOD_NAME_FORMAT, name)
end