/**
* Writes the basic usage information of the command.
*
* @param Args $args The parsed args returned from {@link Cli::parseRaw()}.
*/
protected function writeUsage(Args $args)
{
if ($filename = $args->getMeta('filename')) {
$schema = $this->getSchema($args->getCommand());
unset($schema[Cli::META]);
echo static::bold("usage: ") . $filename;
if ($this->hasCommand()) {
if ($args->getCommand() && isset($this->commandSchemas[$args->getCommand()])) {
echo ' ' . $args->getCommand();
} else {
echo ' <command>';
}
}
if ($this->hasOptions($args->getCommand())) {
echo " [<options>]";
}
if ($hasArgs = $this->hasArgs($args->getCommand())) {
echo $hasArgs === 2 ? " <args>" : " [<args>]";
}
echo PHP_EOL . PHP_EOL;
}
}
