Module: Onceler::BasicHelpers::ClassMethods

Defined in:
lib/onceler/basic_helpers.rb

Instance Method Summary collapse

Instance Method Details

#before(*args, &block) ⇒ Object 



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# File 'lib/onceler/basic_helpers.rb', line 61

def before(*args, &block)
  if once_scope?(args.first)
    before_once(&block)
  else
    super(*args, &block)
  end
end

#before_once(&block) ⇒ Object 



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# File 'lib/onceler/basic_helpers.rb', line 30

def before_once(&block)
  onceler(:create) << block
end

#create_onceler! ⇒ Object 



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# File 'lib/onceler/basic_helpers.rb', line 77

def create_onceler!
  add_onceler_hooks!
  Recorder.new(self)
end

#let_once(name, &block) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/onceler/basic_helpers.rb', line 15

def let_once(name, &block)
  raise ArgumentError, "wrong number of arguments (0 for 1)" if name.nil?
  raise "#let or #subject called without a block" if block.nil?
  onceler(:create)[name] = block
  @current_let_once = name
  define_method(name) { onceler[name] }
end

#once_scope?(scope) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/onceler/basic_helpers.rb', line 34

def once_scope?(scope)
  scope == :once
end

#onceler(create_own = false) ⇒ Object 



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# File 'lib/onceler/basic_helpers.rb', line 69

def onceler(create_own = false)
  if create_own
    @onceler ||= create_onceler!
  else
    @onceler || parent_onceler
  end
end

#parent_onceler ⇒ Object 



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# File 'lib/onceler/basic_helpers.rb', line 82

def parent_onceler
  return unless superclass.respond_to?(:onceler)
  superclass.onceler
end

#subject_once(name = nil, &block) ⇒ Object

TODO NamedSubjectPreventSuper



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# File 'lib/onceler/basic_helpers.rb', line 24

def subject_once(name = nil, &block)
  name ||= :subject
  let_once(name, &block)
  alias_method :subject, name if name != :subject
end