Variable shadowing #266
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Variable shadowing #266
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VariableShadowing inspection has been previously implemented. I think it was because of huge amount of false positives it has never (?) been enabled. Fixing it.
Two major problems found (it took several evenings of nerve-racking debugging):
match, all the cases were visited twice (which for usual inspections is not a problem, but for this one it caused every variable within to report name conflict with itself)