Pull members up, push members down
The Pull Members Up refactoring allows you to move class members to a specified superclass. Push Members Down moves class members to a subclass.
Pull members up
To pull members up:
Place a caret at the class name or any place within a class:
From the main menu, choose .
In the invoked dialog, select the desired members and the superclass where these members will be placed:
Click OK.
Before | After |
|---|---|
cat.rb file class Cat < Mammal
def move
puts "move"
end
def speak
puts "Meow"
end
end | animal.rb file class Animal
def move
puts "move"
end
end cat.rb file class Cat < Mammal
def speak
puts "Meow"
end
end |
Push members down
To push members down:
Place a caret at the class name or any place within a class.
From the main menu, choose .
In the invoked dialog, select the desired members that will be moved to a subclass:
Click OK.
Before | After |
|---|---|
animal.rb file class Animal
def breathe
puts "inhale and exhale"
end
def move
puts "move"
end
end mammal.rb file class Mammal < Animal
end | animal.rb file class Animal
def move
puts "move"
end
end mammal.rb file class Mammal < Animal
def breathe
puts "inhale and exhale"
end
end |
Last modified: 30 September 2022