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cli: fix memerror in usage

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Veit Heller
2020-01-30 16:01:11 +01:00
parent cb5c9f0bfe
commit b5eb3a917b
1 changed files with 1 additions and 1 deletions
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cli.carp
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@@ -271,7 +271,7 @@ optional arguments.")
(Option.long arg) (Option.short arg) (Option.description arg)))
(when @(Option.required? arg) (IO.print " REQUIRED"))
(when (Maybe.just? (Option.default arg))
(IO.print &(fmt " (default: %s)" &(Maybe.unsafe-from @(Option.default arg)))))
(IO.print &(fmt " (default: %s)" &(str &(Maybe.unsafe-from @(Option.default arg))))))
(match @(Option.options arg)
(Maybe.Just o)
(IO.print &(fmt " (options: %s)" &(join ", " &(Array.copy-map &str &o))))