EventHandlerCollection::addHandler() - Code Metrics - jerodev/php-irc-client - Measure and Improve Code Quality continuously with Scrutinizer

EventHandlerCollection::addHandler() A
last analyzed 2019-03-12 11:13 UTC

↳ Parent: EventHandlerCollection

Complexity

Conditions	3
Paths	4

Size

Total Lines	12
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	3
eloc	6
nc	4
nop	2
dl	0
loc	12
rs	10
c	0
b	0
f	0

<?php

namespace Jerodev\PhpIrcClient\Helpers;

class EventHandlerCollection
{
    /** @var callable[][] */
    private $eventHandlers;

    public function __construct()
    {
        $this->eventHandlers = [];
    }

    /**
     *  Register an event handler.
     *
     *  @param callable|string $event The name of the event to listen for. Pass a callable to this parameter to catch all events.
     *  @param callable|null $function The callable that will be invoked on event
     */
    public function addHandler($event, ?callable $function): void
    {
        if (is_callable($event)) {
            $function = $event;
            $event = '*';
        }

        if (!array_key_exists($event, $this->eventHandlers)) {
            $this->eventHandlers[$event] = [];
        }

        $this->eventHandlers[$event][] = $function;
    }

    /**
     *  Invoke all handlers for a specific event.
     *
     *  @param Event $event
     */
    public function invoke(Event $event): void
    {
        $handlers = array_merge($this->eventHandlers['*'] ?? [], $this->eventHandlers[$event->getEvent()] ?? []);
        foreach ($handlers as $handler) {
            $handler(...$event->getArguments());
        }
    }
}


1			<?php
2
3			namespace Jerodev\PhpIrcClient\Helpers;
4
5			class EventHandlerCollection
6			{
7			/** @var callable[][] */
8			private $eventHandlers;
9
10			public function __construct()
11			{
12			$this->eventHandlers = [];
13			}
14
15			/**
16			* Register an event handler.
17			*
18			* @param callable\|string $event The name of the event to listen for. Pass a callable to this parameter to catch all events.
19			* @param callable\|null $function The callable that will be invoked on event
20			*/
21			public function addHandler($event, ?callable $function): void
22			{
23			if (is_callable($event)) {
24			$function = $event;
25			$event = '*';
26			}
27
28			if (!array_key_exists($event, $this->eventHandlers)) {
29			$this->eventHandlers[$event] = [];
30			}
31
32			$this->eventHandlers[$event][] = $function;
33			}
34
35			/**
36			* Invoke all handlers for a specific event.
37			*
38			* @param Event $event
39			*/
40			public function invoke(Event $event): void
41			{
42			$handlers = array_merge($this->eventHandlers['*'] ?? [], $this->eventHandlers[$event->getEvent()] ?? []);
43			foreach ($handlers as $handler) {
44			$handler(...$event->getArguments());
45			}
46			}
47			}
48

jerodev / php-irc-client

EventHandlerCollection::addHandler() A last analyzed 2019-03-12 11:13 UTC

Complexity

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Duplication

Importance

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EventHandlerCollection::addHandler() A
last analyzed 2019-03-12 11:13 UTC