Created
October 26, 2015 09:04
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include and prepend in ruby along with super
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module A | |
def say | |
puts "in A" | |
super | |
end | |
end | |
module B | |
def say | |
puts "in B" | |
super | |
end | |
end | |
class Parent | |
def say | |
puts "in Parent" | |
end | |
end | |
class IncludeParent | |
def say | |
puts "in IncludeParent" | |
end | |
end | |
class PreprendParent | |
def say | |
puts "in PreprendParent" | |
end | |
end | |
class IncludeParent | |
include A, B | |
end | |
class PreprendParent | |
prepend A, B | |
end | |
class Temp < Parent | |
include A, B | |
end | |
# => IncludeParent, A, B, Object, Kernel, BasicObject | |
puts IncludeParent.ancestors | |
puts | |
# => A, B, PreprendParent, Object, Kernel, BasicObject | |
puts PreprendParent.ancestors | |
puts | |
# => Temp, A, B, Parent, Object, Kernel, BasicObject | |
puts Temp.ancestors | |
puts | |
IncludeParent.new.say #=> in IncludeParent | |
puts | |
#=> in A | |
# in B | |
# in PreprendParent | |
PreprendParent.new.say | |
puts | |
#=> in A | |
# in B | |
# in Parent | |
Temp.new.say |
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