string ask(string $question, string $default = null) Prompt the user for
int callSilent(string $command, array $arguments = array()) Call another
array options() Get all of the options passed to the command.
string askWithCompletion(string $question, array $choices, string $default = 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
string anticipate(string $question, array $choices, string $default = null)
bool hasArgument(string|int $name) Determine if the given argument is present
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