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giruzou/ruby_is_awesome.rb

Forked from hanachin/ruby_is_awesome.rb
Created February 23, 2018 10:38
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ruby_is_awesome.rb
def f(x)
if x
unless x
p :foo
end
end
end
TracePoint.trace(:line) do |tp|
if tp.lineno == 2
tp.binding.local_variable_set(:x, true)
end
if tp.lineno == 3
tp.binding.local_variable_set(:x, false)
end
end
f("whatever")
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