SplSubjectWithObserversTrait::notify() - Code Metrics - eclipxe13/engineworks-progress-status - Measure and Improve Code Quality continuously with Scrutinizer

SplSubjectWithObserversTrait::notify() A
last analyzed 2024-02-29 18:53 UTC

↳ Parent: SplSubjectWithObserversTrait

Complexity

Conditions	3
Paths	3

Size

Total Lines	8
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	5
CRAP Score	3

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	3
eloc	4
c	1
b	0
f	0
nc	3
nop	0
dl	0
loc	8
ccs	5
cts	5
cp	1
crap	3
rs	10

<?php

declare(strict_types=1);

namespace EngineWorks\ProgressStatus;

use LogicException;
use SplObserver;
use SplSubject;

/**
 * Implementation of SplSubject interface using the ObserversSet object storage.
 */
trait SplSubjectWithObserversTrait
{
    /** @var ObserversSet */
    private $observers;

    private function constructSplSubjectWithObservers(): void
    {
        $this->observers = new ObserversSet();
    }

    public function attach(SplObserver $observer): void
    {
        $this->observers->attach($observer);
    }

    public function detach(SplObserver $observer): void
    {
        $this->observers->detach($observer);
    }

    public function notify(): void
    {
        if (! $this instanceof SplSubject) {
            /** @psalm-var object $this Psalm identify $this as empty-mixed */
            throw new LogicException(sprintf('Object %s is not an instance of SplSubject', get_class($this)));
        }
        foreach ($this->getObservers() as $observer) {
            $observer->update($this);
        }
    }

    private function getObservers(): ObserversSet
    {
        return $this->observers;
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace EngineWorks\ProgressStatus;
6
7		use LogicException;
8		use SplObserver;
9		use SplSubject;
10
11		/**
12		* Implementation of SplSubject interface using the ObserversSet object storage.
13		*/
14		trait SplSubjectWithObserversTrait
15		{
16		/** @var ObserversSet */
17		private $observers;
18
19	25	private function constructSplSubjectWithObservers(): void
20		{
21	25	$this->observers = new ObserversSet();
22		}
23
24	4	public function attach(SplObserver $observer): void
25		{
26	4	$this->observers->attach($observer);
27		}
28
29	1	public function detach(SplObserver $observer): void
30		{
31	1	$this->observers->detach($observer);
32		}
33
34	24	public function notify(): void
35		{
36	24	if (! $this instanceof SplSubject) {
37		/** @psalm-var object $this Psalm identify $this as empty-mixed */
38	1	throw new LogicException(sprintf('Object %s is not an instance of SplSubject', get_class($this)));
39		}
40	23	foreach ($this->getObservers() as $observer) {
41	3	$observer->update($this);
42		}
43		}
44
45	24	private function getObservers(): ObserversSet
46		{
47	24	return $this->observers;
48		}
49		}
50

eclipxe13 / engineworks-progress-status

SplSubjectWithObserversTrait::notify() A last analyzed 2024-02-29 18:53 UTC

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SplSubjectWithObserversTrait::notify() A
last analyzed 2024-02-29 18:53 UTC