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xnnyygn/foo_instance_error.rb

Created September 16, 2016 10:27
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foo_instance_error.rb
class Foo
INSTANCE = Foo.new(1)
def initialize(arg0)
@arg0 = arg0
end
end
# run me in irb, and you will get this error
# ArgumentError: wrong number of arguments (1 for 0)
# from (irb):2:in `initialize'
# from (irb):2:in `new'
# from (irb):2:in `<class:Foo>'
# from (irb):1
# from /Users/xnnyygn/.rvm/rubies/ruby-2.1.5/bin/irb:11:in `<main>'
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