Passed
Push — master ( 6a9eaa...94fc61 )
by
unknown
01:27 queued 11s
created

IntMatrix::isMutable()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 3
Code Lines 1

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 1
eloc 1
c 1
b 0
f 0
nc 1
nop 0
dl 0
loc 3
rs 10
1
<?php
2
3
declare(strict_types=1);
4
5
use TypedArrays\AbstractTypedArray;
6
use TypedArrays\Exceptions\InvalidSetupException;
7
use TypedArrays\Exceptions\InvalidTypeException;
8
use TypedArrays\Exceptions\ListException;
9
use TypedArrays\Exceptions\MapException;
10
use TypedArrays\Scalars\ImmutableIntegerList;
11
12
require getcwd() . '/vendor/autoload.php';
13
14
final class IntMatrix extends AbstractTypedArray
15
{
16
    /**
17
     * @throws InvalidSetupException
18
     * @throws InvalidTypeException
19
     * @throws ListException
20
     * @throws MapException
21
     */
22
    public static function fromArrayMatrix(array $input = []): self
23
    {
24
        return new self(array_map(
25
            static fn (array $row) => new ImmutableIntegerList($row),
26
            $input
27
        ));
28
    }
29
30
    protected function typeToEnforce(): string
31
    {
32
        return ImmutableIntegerList::class;
33
    }
34
35
    protected function isMutable(): bool
36
    {
37
        return false;
38
    }
39
40
    protected function collectionType(): string
41
    {
42
        return self::COLLECTION_TYPE_LIST;
43
    }
44
}
45
46
// Example 1: using the normal constructor
47
$intRow1 = new ImmutableIntegerList([1, 2, 3]);
48
$intRow2 = new ImmutableIntegerList([4, 5, 6]);
49
$intRow3 = new ImmutableIntegerList([7, 8, 9]);
50
$intMatrix1 = new IntMatrix([$intRow1, $intRow2, $intRow3]);
51
52
print 'Matrix 1' . PHP_EOL;
53
printMatrix($intMatrix1);
54
55
// Example 1: using the named constructor
56
$intMatrix2 = IntMatrix::fromArrayMatrix([
57
    [1, 2, 3],
58
    [4, 5, 6],
59
    [7, 8, 9],
60
]);
61
62
print 'Matrix 2' . PHP_EOL;
63
printMatrix($intMatrix2);
64
65
function printMatrix(IntMatrix $matrix): void
66
{
67
    foreach ($matrix as $row) {
68
        foreach ($row as $column => $value) {
69
            print $value . ' ';
70
        }
71
        print PHP_EOL;
72
    }
73
}
74