Class: Shoulda::Matchers::ActiveRecord::Uniqueness::Model

Inherits:
Object
  • Object
show all
Defined in:
lib/shoulda/matchers/active_record/uniqueness/model.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, namespace) ⇒ Model

Returns a new instance of Model.



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# File 'lib/shoulda/matchers/active_record/uniqueness/model.rb', line 18

def initialize(name, namespace)
  @name = name
  @namespace = namespace
end

Class Method Details

.next_unique_copy_of(model_name, namespace) ⇒ Object 



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# File 'lib/shoulda/matchers/active_record/uniqueness/model.rb', line 8

def self.next_unique_copy_of(model_name, namespace)
  model = new(model_name, namespace)

  while model.already_exists?
    model = model.next
  end

  model
end

Instance Method Details

#already_exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/shoulda/matchers/active_record/uniqueness/model.rb', line 23

def already_exists?
  namespace.has?(name)
end

#next ⇒ Object 



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# File 'lib/shoulda/matchers/active_record/uniqueness/model.rb', line 27

def next
  Model.new(name.next, namespace)
end

#symlink_to(parent) ⇒ Object 



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# File 'lib/shoulda/matchers/active_record/uniqueness/model.rb', line 31

def symlink_to(parent)
  table_name = parent.table_name

  new_class = Class.new(parent) do
    define_singleton_method :table_name do
      table_name
    end

    define_singleton_method :base_class do
      self
    end
  end

  namespace.set(name, new_class)
end

#to_s ⇒ Object 



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# File 'lib/shoulda/matchers/active_record/uniqueness/model.rb', line 47

def to_s
  [namespace, name].join('::')
end