optparse-applicative-0.19.0.0: tests/nested_optional.err.txt

Usage: nested_optional (-a|--a A) [--b0 B0 [--b1 B1]]

Available options:
  -a,--a A                 value a
  --b0 B0                  value b0
  --b1 B1                  value b1
  -h,--help                Show this help text