UniqueNameFactory::createAliasName()   A
last analyzed

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
eloc 4
c 1
b 0
f 0
dl 0
loc 8
rs 10
ccs 5
cts 5
cp 1
cc 2
nc 2
nop 1
crap 2
1
<?php
2
3
declare(strict_types=1);
4
5
namespace GraphQL\Doctrine\Factory;
6
7
/**
8
 * A factory to create unique but predictable names for aliases and parameters.
9
 *
10
 * Uniqueness is guaranteed within the same instance of factory only.
11
 */
12
final class UniqueNameFactory
13
{
14
    /**
15
     * @var int[]
16
     */
17
    private array $aliasCount = [];
18
19
    private int $parameterCount = 1;
20
21
    /**
22
     * Return a string to be used as parameter name in a query.
23
     */
24 32
    public function createParameterName(): string
25
    {
26 32
        return 'filter' . $this->parameterCount++;
27
    }
28
29
    /**
30
     * Return a string to be used as alias name in a query.
31
     */
32 25
    public function createAliasName(string $className): string
33
    {
34 25
        $alias = lcfirst(preg_replace('~^.*\\\\~', '', $className) ?? '');
35 25
        if (!isset($this->aliasCount[$alias])) {
36 25
            $this->aliasCount[$alias] = 1;
37
        }
38
39 25
        return $alias . $this->aliasCount[$alias]++;
40
    }
41
}
42