Handler::handle() - Code Metrics - teodoroleckie/design-patterns - Measure and Improve Code Quality continuously with Scrutinizer

Handler::handle() A
last analyzed 2021-05-11 07:23 UTC

↳ Parent: Handler

Complexity

Conditions	2
Paths	2

Size

Total Lines	7
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
eloc	3
c	1
b	0
f	0
dl	0
loc	7
rs	10
cc	2
nc	2
nop	1

<?php

namespace Tleckie\DesignPatterns\ChainResponsibility;

/**
 * Class Handler
 *
 * @package Tleckie\DesignPatterns\ChainOfResponsibility
 * @author  Teodoro Leckie Westberg <[email protected]>
 */
class Handler implements HandlerInterface
{
    /** @var string */
    protected const TYPE = '';

    /** @var HandlerInterface|null */
    protected HandlerInterface|null $handler;

    /**
     * Handler constructor.
     */
    public function __construct()
    {
        $this->handler = null;
    }

    /**
     * @param HandlerInterface $handler
     * @return HandlerInterface
     */
    public function next(HandlerInterface $handler): HandlerInterface
    {
        $this->handler = $handler;

        return $handler;
    }

    /**
     * @param OperationInterface $operation
     * @return float|null
     */
    public function handle(OperationInterface $operation): float|null
    {
        if ($this->handler) {
            return $this->handler->handle($operation);
        }

        return null;
    }
}


1			<?php
2
3			namespace Tleckie\DesignPatterns\ChainResponsibility;
4
5			/**
6			* Class Handler
7			*
8			* @package Tleckie\DesignPatterns\ChainOfResponsibility
9			* @author Teodoro Leckie Westberg <[email protected]>
10			*/
11			class Handler implements HandlerInterface
12			{
13			/** @var string */
14			protected const TYPE = '';
15
16			/** @var HandlerInterface\|null */
17			protected HandlerInterface\|null $handler;
18
19			/**
20			* Handler constructor.
21			*/
22			public function __construct()
23			{
24			$this->handler = null;
25			}
26
27			/**
28			* @param HandlerInterface $handler
29			* @return HandlerInterface
30			*/
31			public function next(HandlerInterface $handler): HandlerInterface
32			{
33			$this->handler = $handler;
34
35			return $handler;
36			}
37
38			/**
39			* @param OperationInterface $operation
40			* @return float\|null
41			*/
42			public function handle(OperationInterface $operation): float\|null
43			{
44			if ($this->handler) {
45			return $this->handler->handle($operation);
46			}
47
48			return null;
49			}
50			}
51

teodoroleckie / design-patterns

Handler::handle() A last analyzed 2021-05-11 07:23 UTC

Complexity

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Handler::handle() A
last analyzed 2021-05-11 07:23 UTC