void question(string $string, null|int|string $verbosity = null) Write
int callSilent(string $command, array $arguments = array()) Call another
void warn(string $string, null|int|string $verbosity = null) Write a string
bool hasOption(string $name) Determine if the given option is present.
string ask(string $question, string $default = null) Prompt the user for
array options() Get all of the options passed to the command.
string anticipate(string $question, array $choices, string $default = null)
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