public function getSuggestions()
    {
        if ($this->suggestions) {
            if (is_callable($this->suggestions)) {
                return call_user_func($this->suggestions);
            }

            return $this->suggestions;
        }

        return;
    }
public function getSuggestions()
    {
        if ($this->suggestions) {
            if (is_callable($this->suggestions)) {
                return call_user_func($this->suggestions);
            }

            return $this->suggestions;
        }

        return;
    }
Return suggestions.

@return string[] or nil