/**
* @param array|\Traversable $var
* @param string $format
* @return string
*/
public function walk($var, $format = '%s')
{
$out = '';
$args = $this->args(func_get_args(), 2);
$what = is_string($var) ? $this->command->run('raw', $var) : $var;
foreach (\Foil\arraize($what, $this->options['autoescape'], [], true) as $value) {
$replacement = is_array($value) ? $value : [$value];
$out .= vsprintf($format, array_merge($replacement, $args));
}
return $out;
}
/**
* @inheritdoc
*/
public function filter($filter, $input)
{
$filters = is_string($filter) ? explode('|', $filter) : array_values((array) $filter);
if (func_num_args() > 2 && is_array(func_get_arg(2))) {
$args = count($filters) === 1 ? [func_get_arg(2)] : array_filter(func_get_arg(2), 'is_array');
} else {
$args = array_fill(0, count($filters), []);
}
if (count($args) !== count($filters)) {
throw new InvalidArgumentException('Args array must contain as many sub-arrays as filters number.');
}
array_walk($filters, function ($filter, $i, $args) use(&$input) {
$input = $this->command->filter($filter, $input, $args[$i]);
}, $args);
return $input;
}
