CallProxy::setState() - Code Metrics - Inspection of "[9.x] Chained forwarding" - michael-rubel/laravel-enhanced-container - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — main (#4)

by Michael

created 2022-07-07 07:44 UTC

CallProxy::setState() A

↳ Parent: CallProxy

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	1
eloc	1
c	1
b	0
f	0
nc	1
nop	2
dl	0
loc	3
ccs	2
cts	2
cp	1
crap	1
rs	10

<?php

declare(strict_types=1);

namespace MichaelRubel\EnhancedContainer\Core;

use Illuminate\Support\Str;
use Illuminate\Support\Traits\ForwardsCalls;
use MichaelRubel\EnhancedContainer\Call;
use MichaelRubel\EnhancedContainer\Exceptions\InstanceInteractionException;
use MichaelRubel\EnhancedContainer\Traits\InteractsWithContainer;

class CallProxy implements Call
{
    use InteractsWithContainer, ForwardsCalls;


    /**
     * @var object
     */
    protected object $instance;

    /**
     * @var object
     */
    protected object $previous;

    /**
     * @var array
     */
    protected array $state = [];

    /**
     * Initialize a new CallProxy.
     *
     * @param  object|string  $class
     * @param  array  $dependencies
     * @param  string|null  $context
     */
    public function __construct(object|string $class, array $dependencies = [], ?string $context = null)
    {
        $this->instance = $this->getInstance($class, $dependencies, $context);
    }

    /**
     * Gets the internal property by name.
     *
     * @param  string  $property
     *
     * @return mixed
     */
    public function getInternal(string $property): mixed
    {
        return $this->{$property};
    }

    /**
     * Perform the container call.
     *
     * @param  object  $service
     * @param  string  $method
     * @param  array  $parameters
     *
     * @return mixed
     */
    protected function containerCall(object $service, string $method, array $parameters): mixed
    {
        try {
            return app()->call(
                [$service, $method],
                $this->getParameters($service, $method, $parameters)
            );
        } catch (\ReflectionException) {
            return $this->forwardCallTo($service, $method, $parameters);
        }
    }

    /**
     * @return void
     */
    protected function findForwardingInstance(): void
    {
        $clue = $this->instance::class . Forwarding::CONTAINER_KEY;

        if (app()->bound($clue)) {
            $newInstance = rescue(fn () => app($clue), report: false);

            if (! is_null($newInstance)) {
                $this->previous = $this->instance;
                $this->instance = $newInstance;
            }
        }
    }

    /**
     * @param  string  $name
     * @param  string  $type
     *
     * @return void
     */
    protected function setState(string $name, string $type): void
    {
        $this->state[$name] = $type;
    }

    /**
     * @param  string  $name
     *
     * @return bool
     */
    protected function hasPreviousState(string $name): bool
    {
        return isset($this->state[$name]) && isset($this->previous);
    }

    /**
     * Handle the missing by error message.
     *
     * @param  \Closure  $callback
     * @param  string  $by
     *
     * @return mixed
     */
    protected function handleMissing(\Closure $callback, string $by): mixed
    {
        try {
            return $callback();
        } catch (\Error|\ErrorException $e) {
            if (Str::contains($e->getMessage(), $by)) {
                $this->findForwardingInstance();

                return $callback();
            }

            throw $e;
        }
    }

    /**
     * Pass the call through container.
     *
     * @param  string  $method
     * @param  array  $parameters
     *
     * @return mixed
     */
    public function __call(string $method, array $parameters): mixed
    {
        if (! method_exists($this->instance, $method)) {
            if ($this->hasPreviousState($method)) {
                throw new InstanceInteractionException;
            }

            $this->findForwardingInstance();
        }

        $this->setState($method, Call::METHOD);

        return $this->handleMissing(
            fn () => $this->containerCall($this->instance, $method, $parameters),
            by: 'Call to undefined method'
        );
    }

    /**
     * Get the instance's property.
     *
     * @param  string  $name
     *
     * @return mixed
     */
    public function __get(string $name): mixed
    {
        if (! property_exists($this->instance, $name)) {
            if ($this->hasPreviousState($name)) {
                throw new InstanceInteractionException;
            }

            $this->findForwardingInstance();

            $this->setState($name, Call::GET);
        }

        return $this->handleMissing(
            fn () => $this->instance->{$name},
            by: 'Undefined property'
        );
    }

    /**
     * Set the instance's property.
     *
     * @param  string  $name
     * @param  mixed  $value
     */
    public function __set(string $name, mixed $value): void
    {
        $this->setState($name, Call::SET);

        $this->instance->{$name} = $value;
    }

    /**
     * Check the property is set.
     *
     * @param  string  $name
     *
     * @return bool
     */
    public function __isset(string $name): bool
    {
        return isset($this->instance->{$name});
    }

    /**
     * Unset the property.
     *
     * @param  string  $name
     *
     * @return void
     */
    public function __unset(string $name): void
    {
        unset($this->instance->{$name});
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace MichaelRubel\EnhancedContainer\Core;
6
7		use Illuminate\Support\Str;
8		use Illuminate\Support\Traits\ForwardsCalls;
9		use MichaelRubel\EnhancedContainer\Call;
10		use MichaelRubel\EnhancedContainer\Exceptions\InstanceInteractionException;
11		use MichaelRubel\EnhancedContainer\Traits\InteractsWithContainer;
12
13		class CallProxy implements Call
14		{
15		use InteractsWithContainer, ForwardsCalls;
		0 ignored issues – show introduced 2022-07-05 21:35 UTC by Report Bug Copy Issue Report The trait `MichaelRubel\EnhancedCon...\InteractsWithContainer` requires some properties which are not provided by `MichaelRubel\EnhancedContainer\Core\CallProxy`: `$contextual`, `$map` Loading history...
16
17		/**
18		* @var object
19		*/
20		protected object $instance;
21
22		/**
23		* @var object
24		*/
25		protected object $previous;
26
27		/**
28		* @var array
29		*/
30		protected array $state = [];
31
32		/**
33		* Initialize a new CallProxy.
34		*
35		* @param object\|string $class
36		* @param array $dependencies
37		* @param string\|null $context
38		*/
39	64	public function __construct(object\|string $class, array $dependencies = [], ?string $context = null)
40		{
41	64	$this->instance = $this->getInstance($class, $dependencies, $context);
42		}
43
44		/**
45		* Gets the internal property by name.
46		*
47		* @param string $property
48		*
49		* @return mixed
50		*/
51	13	public function getInternal(string $property): mixed
52		{
53	13	return $this->{$property};
54		}
55
56		/**
57		* Perform the container call.
58		*
59		* @param object $service
60		* @param string $method
61		* @param array $parameters
62		*
63		* @return mixed
64		*/
65	53	protected function containerCall(object $service, string $method, array $parameters): mixed
66		{
67		try {
68	53	return app()->call(
69	53	[$service, $method],
70	53	$this->getParameters($service, $method, $parameters)
71		);
72	11	} catch (\ReflectionException) {
73	3	return $this->forwardCallTo($service, $method, $parameters);
74		}
75		}
76
77		/**
78		* @return void
79		*/
80	15	protected function findForwardingInstance(): void
81		{
82	15	$clue = $this->instance::class . Forwarding::CONTAINER_KEY;
83
84	15	if (app()->bound($clue)) {
85	12	$newInstance = rescue(fn () => app($clue), report: false);
86
87	12	if (! is_null($newInstance)) {
88	12	$this->previous = $this->instance;
89	12	$this->instance = $newInstance;
90		}
91		}
92		}
93
94		/**
95		* @param string $name
96		* @param string $type
97		*
98		* @return void
99		*/
100	59	protected function setState(string $name, string $type): void
101		{
102	59	$this->state[$name] = $type;
103		}
104
105		/**
106		* @param string $name
107		*
108		* @return bool
109		*/
110	15	protected function hasPreviousState(string $name): bool
111		{
112	15	return isset($this->state[$name]) && isset($this->previous);
113		}
114
115		/**
116		* Handle the missing by error message.
117		*
118		* @param \Closure $callback
119		* @param string $by
120		*
121		* @return mixed
122		*/
123	62	protected function handleMissing(\Closure $callback, string $by): mixed
124		{
125		try {
126	62	return $callback();
127	13	} catch (\Error\|\ErrorException $e) {
128	8	if (Str::contains($e->getMessage(), $by)) {
129	5	$this->findForwardingInstance();
130
131	5	return $callback();
132		}
133
134	3	throw $e;
135		}
136		}
137
138		/**
139		* Pass the call through container.
140		*
141		* @param string $method
142		* @param array $parameters
143		*
144		* @return mixed
145		*/
146	53	public function __call(string $method, array $parameters): mixed
147		{
148	53	if (! method_exists($this->instance, $method)) {
149	13	if ($this->hasPreviousState($method)) {
150	1	throw new InstanceInteractionException;
151		}
152
153	13	$this->findForwardingInstance();
154		}
155
156	53	$this->setState($method, Call::METHOD);
157
158	53	return $this->handleMissing(
159	53	fn () => $this->containerCall($this->instance, $method, $parameters),
160		by: 'Call to undefined method'
161		);
162		}
163
164		/**
165		* Get the instance's property.
166		*
167		* @param string $name
168		*
169		* @return mixed
170		*/
171	10	public function __get(string $name): mixed
172		{
173	10	if (! property_exists($this->instance, $name)) {
174	3	if ($this->hasPreviousState($name)) {
175	1	throw new InstanceInteractionException;
176		}
177
178	2	$this->findForwardingInstance();
179
180	2	$this->setState($name, Call::GET);
181		}
182
183	10	return $this->handleMissing(
184	10	fn () => $this->instance->{$name},
185		by: 'Undefined property'
186		);
187		}
188
189		/**
190		* Set the instance's property.
191		*
192		* @param string $name
193		* @param mixed $value
194		*/
195	6	public function __set(string $name, mixed $value): void
196		{
197	6	$this->setState($name, Call::SET);
198
199	6	$this->instance->{$name} = $value;
200		}
201
202		/**
203		* Check the property is set.
204		*
205		* @param string $name
206		*
207		* @return bool
208		*/
209	1	public function __isset(string $name): bool
210		{
211	1	return isset($this->instance->{$name});
212		}
213
214		/**
215		* Unset the property.
216		*
217		* @param string $name
218		*
219		* @return void
220		*/
221	1	public function __unset(string $name): void
222		{
223	1	unset($this->instance->{$name});
224		}
225		}
226

michael-rubel / laravel-enhanced-container

Pull Request — main (#4)

CallProxy::setState() A

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