Random::string() - Code Metrics - Inspection of "Add more tests, add strict types, fix typos" - yiisoft/security - Measure and Improve Code Quality continuously with Scrutinizer

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by Alexander

created 2019-08-17 10:56 UTC

Random::string() A

↳ Parent: Random

Complexity

Conditions	2
Paths	2

Size

Total Lines	8
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	5
CRAP Score	2

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	2
eloc	4
nc	2
nop	1
dl	0
loc	8
rs	10
c	1
b	0
f	0
ccs	5
cts	5
cp	1
crap	2

<?php declare(strict_types=1);

namespace Yiisoft\Security;

use Yiisoft\Strings\StringHelper;

/**
 * Random allows generating random values.
 *
 * Currently it has a single method "string".
 * The following extras are available via PHP directly:
 *
 * - `random_bytes()` for bytes. Note that output may not be ASCII.
 * - `random_int()` for integers.
 */
final class Random
{
    /**
     * Generates a random string of specified length.
     * The string generated matches [A-Za-z0-9_-]+ and is transparent to URL-encoding.
     *
     * @param int $length the length of the key in characters
     * @return string the generated random key
     * @throws \Exception on failure.
     */
    public static function string(int $length = 32): string
    {
        if ($length < 1) {
            throw new \InvalidArgumentException('First parameter ($length) must be greater than 0');
        }

        $bytes = random_bytes($length);
        return substr(StringHelper::base64UrlEncode($bytes), 0, $length);
    }
}


1		<?php declare(strict_types=1);
2
3		namespace Yiisoft\Security;
4
5		use Yiisoft\Strings\StringHelper;
6
7		/**
8		* Random allows generating random values.
9		*
10		* Currently it has a single method "string".
11		* The following extras are available via PHP directly:
12		*
13		* - `random_bytes()` for bytes. Note that output may not be ASCII.
14		* - `random_int()` for integers.
15		*/
16		final class Random
17		{
18		/**
19		* Generates a random string of specified length.
20		* The string generated matches [A-Za-z0-9_-]+ and is transparent to URL-encoding.
21		*
22		* @param int $length the length of the key in characters
23		* @return string the generated random key
24		* @throws \Exception on failure.
25		*/
26	3	public static function string(int $length = 32): string
27		{
28	3	if ($length < 1) {
29	1	throw new \InvalidArgumentException('First parameter ($length) must be greater than 0');
30		}
31
32	2	$bytes = random_bytes($length);
33	2	return substr(StringHelper::base64UrlEncode($bytes), 0, $length);
34		}
35		}
36

yiisoft / security

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Random::string() A

Complexity

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