Class: ROM::OpenStruct

Inherits:
Object
  • Object
show all
Defined in:
lib/rom/open_struct.rb

Overview

ROM’s open structs are used for relations with empty schemas. Such relations may exist in cases like using raw SQL strings where schema was not explicitly defined using ‘view` DSL.

Constant Summary collapse

IVAR = 
-> v { :"@#{v}" }

Instance Method Summary collapse

Constructor Details

#initialize(attributes) ⇒ OpenStruct

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of OpenStruct.



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# File 'lib/rom/open_struct.rb', line 11

def initialize(attributes)
  attributes.each do |key, value|
    instance_variable_set(IVAR[key], value)
  end
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(meth, *args, &block) ⇒ Object (private)

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/rom/open_struct.rb', line 25

def method_missing(meth, *args, &block)
  ivar = IVAR[meth]

  if instance_variables.include?(ivar)
    instance_variable_get(ivar)
  else
    super
  end
end

Instance Method Details

#respond_to_missing?(meth, include_private = false) ⇒ Boolean

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns:

  • (Boolean) 


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# File 'lib/rom/open_struct.rb', line 18

def respond_to_missing?(meth, include_private = false)
  super || instance_variables.include?(IVAR[meth])
end