Exakat\Tasks\Load::processSwitch PHP Method

    private function processSwitch()
    {
        $switchId = $this->addAtom('Switch');
        $current = $this->id;
        ++$this->id;
        // Skip (
        while (!in_array($this->tokens[$this->id + 1][0], array(T_CLOSE_PARENTHESIS))) {
            $this->processNext();
        }
        $nameId = $this->popExpression();
        $this->addLink($switchId, $nameId, 'NAME');
        $casesId = $this->addAtom('Sequence');
        $this->setAtom($casesId, array('code' => self::FULLCODE_SEQUENCE, 'fullcode' => self::FULLCODE_SEQUENCE, 'line' => $this->tokens[$current][2], 'token' => $this->getToken($this->tokens[$current][0]), 'bracket' => true));
        $this->addLink($switchId, $casesId, 'CASES');
        ++$this->id;
        $isColon = $this->tokens[$this->id + 1][0] === T_COLON;
        $rank = 0;
        if ($this->tokens[$this->id + 1][0] === T_CLOSE_PARENTHESIS) {
            $voidId = $this->addAtomVoid();
            $this->addLink($casesId, $voidId, 'ELEMENT');
            $this->setAtom($voidId, array('rank' => $rank));
            ++$this->id;
        } else {
            if ($this->tokens[$this->id + 1][0] === T_OPEN_CURLY) {
                ++$this->id;
                $finals = array(T_CLOSE_CURLY);
            } else {
                ++$this->id;
                // skip :
                $finals = array(T_ENDSWITCH);
            }
            while (!in_array($this->tokens[$this->id + 1][0], $finals)) {
                $this->processNext();
                $caseId = $this->popExpression();
                $this->addLink($casesId, $caseId, 'ELEMENT');
                $this->setAtom($caseId, array('rank' => ++$rank));
            }
        }
        ++$this->id;
        $this->setAtom($casesId, array('count' => $rank));
        if ($isColon) {
            $fullcode = $this->tokens[$current][1] . ' (' . $this->atoms[$nameId]['fullcode'] . ') :' . self::FULLCODE_SEQUENCE . ' ' . $this->tokens[$this->id][1];
        } else {
            $fullcode = $this->tokens[$current][1] . ' (' . $this->atoms[$nameId]['fullcode'] . ')' . self::FULLCODE_BLOCK;
        }
        $this->setAtom($switchId, array('code' => $this->tokens[$current][1], 'fullcode' => $fullcode, 'line' => $this->tokens[$current][2], 'token' => $this->getToken($this->tokens[$current][0]), 'alternative' => $isColon));
        $this->pushExpression($switchId);
        $this->processSemicolon();
        return $switchId;
    }