214     private $correction;  variable in qna_instruction_rewriter
220         $this->correction = array();
227         $this->correction[$index][] = array(self::DELETE);
234 …$this->correction[$index][] = array(self::INSERT, array('plugin', array($name, $data, $state, $tex…
261 …$this->correction[-1][] = array(self::INSERT, array('plugin', array($name, $data, $state, $text)));
277         $this->correction[$index][] = array(self::SET_LEVEL, $level);
284         if (count($this->correction) > 0) {
305             if (array_key_exists(-1, $this->correction)) {
317         $result = array_keys($this->correction);
336         foreach ($this->correction[$index] as $correction) {
337             switch ($correction[0]) {
343                     $output[] = array($correction[1][0], $correction[1][1], $position);
348                         $input[$index][1][1][3] = $correction[1];
366         foreach ($this->correction[-1] as $correction) {
367             switch ($correction[0]) {
369                     $output[] = array($correction[1][0], $correction[1][1], $position);