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nagachika/dynamic_constant_assingment.rb

Last active March 13, 2019 14:29
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dynamic_constant_assingment.rb
class A
DefConst = lambda{|x| Const = x }
def foo(x)
DefConst.call(x)
end
end
p(defined?(A::Const)) # => nil
A.new.foo(42)
p(defined?(A::Const)) # => "constant"
p(A::Const) # => 42
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