BitBuffer::putBit() - Code Metrics - Inspection of ":shower: final" - chillerlan/php-qrcode - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — v5 ( 043137...387bee )

by smiley

created 2021-01-16 19:26 UTC

BitBuffer::putBit() A

↳ Parent: BitBuffer

Complexity

Conditions	3
Paths	4

Size

Total Lines	14
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	3
eloc	7
nc	4
nop	1
dl	0
loc	14
rs	10
c	0
b	0
f	0

<?php
/**
 * Class BitBuffer
 *
 * @filesource   BitBuffer.php
 * @created      25.11.2015
 * @package      chillerlan\QRCode\Common
 * @author       Smiley <[email protected]>
 * @copyright    2015 Smiley
 * @license      MIT
 */

namespace chillerlan\QRCode\Common;

use function count, floor;

/**
 * Holds the raw binary data
 */
final class BitBuffer{

	/**
	 * The buffer content
	 *
	 * @var int[]
	 */
	protected array $buffer = [];

	/**
	 * Length of the content (bits)
	 */
	protected int $length = 0;

	/**
	 * clears the buffer
	 */
	public function clear():BitBuffer{
		$this->buffer = [];
		$this->length = 0;

		return $this;
	}

	/**
	 * appends a sequence of bits
	 */
	public function put(int $num, int $length):BitBuffer{

		for($i = 0; $i < $length; $i++){
			$this->putBit((($num >> ($length - $i - 1)) & 1) === 1);
		}

		return $this;
	}

	/**
	 * appends a single bit
	 */
	public function putBit(bool $bit):BitBuffer{
		$bufIndex = floor($this->length / 8);

		if(count($this->buffer) <= $bufIndex){
			$this->buffer[] = 0;
		}

		if($bit === true){
			$this->buffer[(int)$bufIndex] |= (0x80 >> ($this->length % 8));
		}

		$this->length++;

		return $this;
	}

	/**
	 * returns the current buffer length
	 */
	public function getLength():int{
		return $this->length;
	}

	/**
	 * returns the buffer content
	 */
	public function getBuffer():array{
		return $this->buffer;
	}

}


1			<?php
2			/**
3			* Class BitBuffer
4			*
5			* @filesource BitBuffer.php
6			* @created 25.11.2015
7			* @package chillerlan\QRCode\Common
8			* @author Smiley <[email protected]>
9			* @copyright 2015 Smiley
10			* @license MIT
11			*/
12
13			namespace chillerlan\QRCode\Common;
14
15			use function count, floor;
16
17			/**
18			* Holds the raw binary data
19			*/
20			final class BitBuffer{
21
22			/**
23			* The buffer content
24			*
25			* @var int[]
26			*/
27			protected array $buffer = [];
28
29			/**
30			* Length of the content (bits)
31			*/
32			protected int $length = 0;
33
34			/**
35			* clears the buffer
36			*/
37			public function clear():BitBuffer{
38			$this->buffer = [];
39			$this->length = 0;
40
41			return $this;
42			}
43
44			/**
45			* appends a sequence of bits
46			*/
47			public function put(int $num, int $length):BitBuffer{
48
49			for($i = 0; $i < $length; $i++){
50			$this->putBit((($num >> ($length - $i - 1)) & 1) === 1);
51			}
52
53			return $this;
54			}
55
56			/**
57			* appends a single bit
58			*/
59			public function putBit(bool $bit):BitBuffer{
60			$bufIndex = floor($this->length / 8);
61
62			if(count($this->buffer) <= $bufIndex){
63			$this->buffer[] = 0;
64			}
65
66			if($bit === true){
67			$this->buffer[(int)$bufIndex] \|= (0x80 >> ($this->length % 8));
68			}
69
70			$this->length++;
71
72			return $this;
73			}
74
75			/**
76			* returns the current buffer length
77			*/
78			public function getLength():int{
79			return $this->length;
80			}
81
82			/**
83			* returns the buffer content
84			*/
85			public function getBuffer():array{
86			return $this->buffer;
87			}
88
89			}
90

chillerlan / php-qrcode

Push — v5 ( 043137...387bee )

BitBuffer::putBit() A

Complexity

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Duplication

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