class OutputStyle implements

setInteractive(bool $interactive) Sets the input interactivity.

Table setColumnWidth(int $columnIndex, int $width)

bool isValueOptional() Returns true if the option takes an optional value.

writeln(string|array $messages, $type = self::OUTPUT_NORMAL) Writes a message to the output and adds

int getArgumentCount() Returns the number of InputArguments.

Question setValidator(callable $validator

bool askConfirmation(OutputInterface

class Shell deprecated

error(string|array $message) Formats an error result bar.