Answer by Steve Gury for Making Scala's REPL tab completion read down columns...
Scala REPL use jline in order to have proper completion.Looking into the code of jline, you can see that CandidateListCompletionHandler.printCandidates(...) call reader.printColumns(candidates) which...
View ArticleMaking Scala's REPL tab completion read down columns instead of across rows?
The output of tab completion in the Scala REPL reads across rows, with items sorted left to right before beginning a new row. This feels awkward to me; I'm used to reading lists that are sorted...
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