customShort(_:allowingJoined:)
Use the given character as a short option label.
static func customShort(_ char: Character, allowingJoined: Bool = false) -> NameSpecification.Element
Parameters
- char
The name of the option or flag.
- allowingJoined
A Boolean value indicating whether this short name allows a joined value.
Returns
A short
name specification with the requested char
.
When passing true
as allowingJoined
in an @Option
declaration, the user can join a value with the option name. For example, if an option is declared as -D
, allowing joined values, a user could pass -Ddebug
to specify debug
as the value for that option.