registerSubCommand method Null safety

void registerSubCommand(
  1. String name,
  2. CommandHandlerFunction commandHandler,
  3. {PassHandlerFunction? beforeHandler,
  4. AfterHandlerFunction? afterHandler}
)

Registers subcommand

Implementation

void registerSubCommand(String name, CommandHandlerFunction commandHandler, {PassHandlerFunction? beforeHandler, AfterHandlerFunction? afterHandler});