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module VariablesSpecs
class ParAsgn
attr_accessor :x
def initialize
@x = 0
end
def inc
@x += 1
end
def to_ary
[1,2,3,4]
end
end
class OpAsgn
attr_accessor :a, :b, :side_effect
def do_side_effect
self.side_effect = true
return @a
end
def do_more_side_effects
@a += 5
self
end
def do_bool_side_effects
@b += 1
self
end
end
class Hashalike
def [](k) k end
def []=(k, v) [k, v] end
end
def self.reverse_foo(a, b)
return b, a
end
class ArrayLike
def initialize(array)
@array = array
end
def to_a
@array
end
end
class ArraySubclass < Array
end
class PrivateMethods
private
def to_ary
[1, 2]
end
def to_a
[3, 4]
end
end
class ToAryNil
def to_ary
end
end
class Chain
def self.without_parenthesis a
a
end
end
def self.false
false
end
end
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