Mutually exclusive groupsΒΆ
A group of options can be marked as mutually exclusive using :mutex(option, ...)
method of the Parser class.
1 2 3 4 | parser:mutex(
parser:flag "-q --quiet",
parser:flag "-v --verbose"
)
|
If more than one element of a mutually exclusive group is used, an error is raised.
$ lua script.lua -qv
Usage: script.lua ([-q] | [-v]) [-h]
Error: option '-v' can not be used together with option '-q'