void info(string $string, null|int|string $verbosity = null) Write a string
string ask(string $question, string $default = null) Prompt the user for
string|array option(string $key = null) Get the value of a command option
int run(InputInterface $input, OutputInterface $output) Run the console
bool confirm(string $question, bool $default = false) Confirm a question
int call(string $command, array $arguments = array()) Call another console
void fire() Execute the console command.
void __construct(Filesystem $files,
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