On 2019-02-18 05:27, Boruch Baum wrote: > In any case, there is the n=0 bug to address. Hmm, maybe it's not a bug. I need to check its actual usage; returning nil for n=0, a zero length sub-string, sounds sensible, but then why return a full list for n=nil? -- hkp://keys.gnupg.net CA45 09B5 5351 7C11 A9D1 7286 0036 9E45 1595 8BC0