Prefix: restore variable for the sake of error logging #459
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Resolve a 13 year old bug (according to a comment on 7589c1a) by re-declaring the
codevariable that was unintentionally removed in da74c4f.Prior to this commit, the following error is raised when setting
.prefix = nil:However, the error should be a
NoMethodErrorfrom callingString#gsubonnil, rather than theNameErrorraised by the missing variable. TheNoMethodErrorcan still be improved upon, but this commit aims to restore the logging visibility first-and-foremost.