App\MessagePack\ArrayIteratorTransformer::pack()

Complexity

Conditions	5
Paths	7

Size

Total Lines	23
Code Lines	15

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
    public function pack(Packer $packer, $value)
    {
        if (!$value instanceof \ArrayIterator) {
            return null;
        }

        $size = 0;
        $data = '';
        foreach ($value as $item) {
            $data .= $packer->pack($item);
            ++$size;
        }

        if ($size <= 0xf) {
            $data = \chr(0x90 | $size).$data;
        } elseif ($size <= 0xffff) {
            $data = "\xdc".\chr($size >> 8).\chr($size).$data;
        } else {
            $data = \pack('CN', 0xdd, $size).$data;
        }

        return $packer->packExt($this->type, $data);
    }