Switch that takes an argument, which does not begin with ‘-’ or is ‘-’.
Methods
- P
-
Instance Public methods
parse(arg, argv, &error)
Link
Returns nil if argument is not present or begins with ‘-’ and is not ‘-’.
Source:
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| on GitHub
def parse(arg, argv, &error)
if !(val = arg) and (argv.empty? or /\A-./ =~ (val = argv[0]))
return nil, block, nil
end
opt = (val = parse_arg(val, &error))[1]
val = conv_arg(*val)
if opt and !arg
argv.shift
else
val[0] = nil
end
val
end