Class: FactoryBot::Evaluator Private

Inherits:
Object
  • Object
show all
Defined in:
lib/factory_bot/evaluator.rb

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

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(build_strategy, overrides = {}) ⇒ Evaluator

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 Evaluator.



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# File 'lib/factory_bot/evaluator.rb', line 12

def initialize(build_strategy, overrides = {})
  @build_strategy = build_strategy
  @overrides = overrides
  @cached_attributes = overrides
  @instance = nil

  @overrides.each do |name, value|
    singleton_class.define_attribute(name) { value }
  end
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_name) ⇒ Object

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/factory_bot/evaluator.rb', line 37

def method_missing(method_name, ...)
  if @instance.respond_to?(method_name)
    @instance.send(method_name, ...)
  else
    SyntaxRunner.new.send(method_name, ...)
  end
end

Instance Attribute Details

#instance ⇒ Object

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/factory_bot/evaluator.rb', line 35

def instance
  @instance
end

Class Method Details

.attribute_list ⇒ Object

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/factory_bot/evaluator.rb', line 64

def self.attribute_list
  AttributeList.new.tap do |list|
    attribute_lists.each do |attribute_list|
      list.apply_attributes attribute_list.to_a
    end
  end
end

.define_attribute(name, &block) ⇒ Object

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/factory_bot/evaluator.rb', line 72

def self.define_attribute(name, &block)
  if instance_methods(false).include?(name) || private_instance_methods(false).include?(name)
    undef_method(name)
  end

  define_method(name) do
    if @cached_attributes.key?(name)
      @cached_attributes[name]
    else
      @cached_attributes[name] = instance_exec(&block)
    end
  end
end

Instance Method Details

#__override_names__ ⇒ Object

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/factory_bot/evaluator.rb', line 49

def __override_names__
  @overrides.keys
end

#association(factory_name, *traits_and_overrides) ⇒ Object

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/factory_bot/evaluator.rb', line 23

def association(factory_name, *traits_and_overrides)
  overrides = traits_and_overrides.extract_options!
  strategy_override = overrides.fetch(:strategy) {
    FactoryBot.use_parent_strategy ? @build_strategy.to_sym : :create
  }

  traits_and_overrides += [overrides.except(:strategy)]

  runner = FactoryRunner.new(factory_name, strategy_override, traits_and_overrides)
  @build_strategy.association(runner)
end

#increment_sequence(sequence, scope: self) ⇒ Object

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/factory_bot/evaluator.rb', line 53

def increment_sequence(sequence, scope: self)
  value = sequence.next(scope)

  raise if value.respond_to?(:start_with?) && value.start_with?("#<FactoryBot::Declaration")

  value
rescue
  raise ArgumentError, "Sequence '#{sequence.uri_manager.first}' failed to " \
                      "return a value. Perhaps it needs a scope to operate? (scope: <object>)"
end

#respond_to_missing?(method_name, _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/factory_bot/evaluator.rb', line 45

def respond_to_missing?(method_name, _include_private = false)
  @instance.respond_to?(method_name) || SyntaxRunner.new.respond_to?(method_name)
end