Fixed vet error 'syntax/ast/parser.go:86: unreachable code' #30
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This PR removes an unreachable line of code that is flagged by
go tool vet .:Personally, I prefer the catch-all return statement and I think it's annoying that
vetdoesn't like it, but in any case, this PR removes that line since theswitch...default(return)makes it unreachable, and therefore untestable.