protected function compileRepeatable($expression)
{
$expression = trim($expression, '()');
$parts = explode(',', $expression, 2);
$functionName = '_fof_blade_repeatable_' . md5($this->path . trim($parts[0]));
$argumentsList = isset($parts[1]) ? $parts[1] : '';
return "<?php @\${$functionName} = function({$argumentsList}) { ?>";
}