59 lines
732 B
Ruby
59 lines
732 B
Ruby
module ClassVariablesSpec
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class ClassA
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@@cvar_a = :cvar_a
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def cvar_a
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@@cvar_a
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end
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def cvar_a=(val)
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@@cvar_a = val
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end
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end
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class ClassB < ClassA; end
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# Extended in ClassC
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module ModuleM
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@@cvar_m = :value
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def cvar_m
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@@cvar_m
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end
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def cvar_m=(val)
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@@cvar_m = val
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end
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end
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# Extended in ModuleO
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module ModuleN
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@@cvar_n = :value
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def cvar_n
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@@cvar_n
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end
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def cvar_n=(val)
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@@cvar_n = val
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end
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end
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module ModuleO
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extend ModuleN
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end
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class ClassC
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extend ModuleM
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def self.cvar_defined?
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self.class_variable_defined?(:@@cvar)
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end
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def self.cvar_c=(val)
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@@cvar = val
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end
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end
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end
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