optional
open fun optionalNullable(default: Output? = null): OptionalArg<Input, Output, Output?>
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Make this argument optional and fall back to the default value if the conversion fails.
Parameters
default
A default value matching the expected type - can also be null.
open fun optionalNullable(default: suspend (DiscordContext) -> Output?): OptionalArg<Input, Output, Output?>
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Make this argument optional and fall back to the default value if the conversion fails. Exposes a CommandEvent.
Parameters
default
A default value matching the expected type - can also be null.