Overlapping Blocks

def.not.rb

# Not actually ruby, just using that extension to make it look nice ;D

##
# Define three blocks to be used in use.not.rb

def blockC

    def blockA

        do banana

    def blockB

        do apple

    end blockA

        do pear

    end blockB

end blockC

##
# Similar idea applied to if blocks instead of method blocks

def logicCheck(value)

    if (value == 0) then

        do banana

    if (value == 1) then

        do apple

    end (value == 0)

        do pear

    end (value == 1)

end logicCheck

use.not.rb

# Not actually ruby, just using the extension to make it look nice.

require 'def.not.rb'

do blockA
# equivalent to:
    # do banana
    # do apple

do blockB
# equivalent to:
    # do apple
    # do pear

do blocC
# equivalent to:
    # do banana
    # do apple
    # do pear

do checkValue(0)
# equivalent to:
    # do banana
    # do apple

do checkValue(1)
# equivalent to:
    # do apple
    # do pear