bool confirm(string $question, bool $default = false) Confirm a question
void fire() Execute the console command.
bool hasOption(string $name) Determine if the given option is present.
void info(string $string, null|int|string $verbosity = null) Write a string
void line(string $string, string $style = null, null|int|string $verbosity = null)
void error(string $string, null|int|string $verbosity = null) Write a string
void warn(string $string, null|int|string $verbosity = null) Write a string
int call(string $command, array $arguments = array()) Call another console
string|array option(string $key = null) Get the value of a command option
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