Container::resolveClass() - Code Metrics - Inspection of "CHG: Some internal change of tests" - gravataLonga/container - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( 8e40d4...79ce76 )

by Jonathan

created 2020-05-16 11:43 UTC

Container::resolveClass() A

↳ Parent: Container

Complexity

Conditions	1
Paths	1

Size

Total Lines	5
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	3
CRAP Score	1

Importance

Changes

Metric	Value
eloc	2
dl	0
loc	5
ccs	3
cts	3
cp	1
rs	10
c	0
b	0
f	0
cc	1
nc	1
nop	2
crap	1

<?php

declare(strict_types=1);

namespace Gravatalonga\Container;

use ArrayAccess;
use Closure;
use Psr\Container\ContainerInterface;
use ReflectionClass;
use ReflectionException;
use ReflectionFunction;
use ReflectionParameter;
use Reflector;

use function array_key_exists;
use function is_callable;

/**
 * Class Container.
 */
class Container extends AutoWiringAware implements ArrayAccess, ContainerInterface
{
    /**
     * @var ContainerInterface
     */
    protected static $instance;

    /**
     * @var array<string, string>
     */
    private $aliases = [];

    /**
     * @var array<string, mixed>
     */
    private $bindings;

    /**
     * @var array<string, mixed>
     */
    private $resolved = [];

    /**
     * @var array<string, mixed>
     */
    private $share;

    /**
     * Container constructor.
     *
     * @param array<string, mixed> $config
     *
     * @throws NotFoundContainerException
     */
    public function __construct(array $config = [])
    {
        $this->bindings = $config;
        $this->share = [];

        $self = $this;
        $this->share(ContainerInterface::class, static function () use ($self) {
            return $self;
        });
        $this->alias(ContainerInterface::class, Container::class);
    }

    /**
     * @param string $entry
     * @param string $alias
     *
     * @throws NotFoundContainerException
     *
     * @return void
     */
    public function alias($entry, $alias)
    {
        if (false === $this->has($entry)) {
            throw NotFoundContainerException::entryNotFound($entry);
        }

        $this->aliases[$alias] = $entry;
    }

    /**
     * Factory binding.
     *
     * @param string $id
     * @param callable|mixed $factory
     *
     * @return void
     */
    public function factory(string $id, $factory)
    {
        $this->bindings[$id] = is_callable($factory) ?
            ($factory instanceof Closure ?
                $factory :
                Closure::fromCallable($factory)) :
            $factory;
    }

    /**
     * {@inheritdoc}
     *
     * @throws ReflectionException
     */
    public function get($id)
    {
        return $this->resolve($id, []);
    }

    /**
     * @return ContainerInterface
     */
    public static function getInstance()
    {
        return self::$instance;
    }

    /**
     * {@inheritdoc}
     */
    public function has($id)
    {
        return array_key_exists($id, $this->bindings) ||
            array_key_exists($id, $this->share) ||
            array_key_exists($id, $this->aliases);
    }

    /**
     * @param string $id
     * @param array<string, mixed> $arguments
     *
     * @throws NotFoundContainerException
     * @throws ContainerException|ReflectionException
     *
     * @return mixed|object
     */
    public function make($id, array $arguments = [])
    {
        if (array_key_exists($id, $this->share)) {
            throw ContainerException::shareOnMake($id);
        }

        return $this->resolve($id, $arguments);
    }

    /**
     * @param string $offset
     *
     * @return bool
     */
    public function offsetExists($offset)
    {
        return $this->has($offset);
    }

    /**
     * @param string $offset
     *
     * @throws ReflectionException
     *
     * @return mixed
     */
    public function offsetGet($offset)
    {
        return $this->get($offset);
    }

    /**
     * @param string $offset
     * @param mixed $value
     */
    public function offsetSet($offset, $value): void
    {
        $this->factory($offset, $value);
    }

    /**
     * @param string $offset
     *
     * @return void
     */
    public function offsetUnset($offset)
    {
        unset(
            $this->bindings[$offset],
            $this->share[$offset],
            $this->resolved[$offset],
            $this->aliases[$offset]
        );
    }

    /**
     * Alias for Factory method.
     *
     * @param string $id
     * @param mixed $factory
     *
     * @return void
     */
    public function set(string $id, $factory)
    {
        $this->factory($id, $factory);
    }

    /**
     * @param ContainerInterface $container
     */
    public static function setInstance(ContainerInterface $container): void
    {
        self::$instance = $container;
    }

    /**
     * Share rather resolve as factory.
     *
     * @param string $id
     * @param Closure $factory
     *
     * @return void
     */
    public function share($id, Closure $factory)
    {
        if (true === array_key_exists($id, $this->resolved)) {
            unset($this->resolved[$id]);
        }
        $this->share[$id] = $factory;
    }

    /**
     * @param ReflectionParameter[] $params
     * @param array<string, mixed> $arguments
     *
     * @return array<int, string>
     */
    private function buildDependencies(array $params, array $arguments = [])
    {
        return array_map(
            function (ReflectionParameter $param) use ($arguments) {
                if (true === array_key_exists($param->getName(), $arguments)) {
                    return $arguments[$param->getName()];
                }

                return $this->autoWiringArguments($param);
            },
            $params
        );
    }

    /**
     * @param string $id
     * @param array<string, mixed> $arguments
     *
     * @throws NotFoundContainerException
     * @throws ReflectionException
     *
     * @return mixed|object
     */
    private function resolve(string $id, array $arguments = [])
    {
        if (true === array_key_exists($id, $this->resolved)) {
            return $this->resolved[$id];
        }

        if (true === array_key_exists($id, $this->aliases)) {
            return $this->resolve($this->aliases[$id], $arguments);
        }

        if ((false === $this->has($id)) && (true === class_exists($id))) {
            return $this->resolveClass($id, $arguments);
        }

        if (true === $this->has($id)) {
            return $this->resolveEntry($id, $arguments);
        }

        throw NotFoundContainerException::entryNotFound($id);
    }

    /**
     * @param Reflector $reflection
     * @param array<string, mixed> $arguments
     *
     * @return array<int, mixed>
     */
    private function resolveArguments(Reflector $reflection, array $arguments = [])
    {
        $params = [];

        if ($reflection instanceof ReflectionClass) {
            if (null !== $constructor = $reflection->getConstructor()) {
                $params = $constructor->getParameters();
            }
        }

        if ($reflection instanceof ReflectionFunction) {
            $params = $reflection->getParameters();
        }

        return $this->buildDependencies($params, $arguments);
    }

    /**
     * @param mixed $id
     * @param array<string, mixed> $arguments
     *
     * @throws ReflectionException
     *
     * @return object
     */
    private function resolveClass($id, array $arguments = [])
    {
        $reflection = new ReflectionClass($id);

        return $reflection->newInstanceArgs($this->resolveArguments($reflection, $arguments));
    }

    /**
     * @param string $id
     * @param array<string, mixed> $arguments
     *
     * @throws ReflectionException
     *
     * @return mixed
     */
    private function resolveEntry(string $id, array $arguments = [])
    {
        $get = $this->bindings[$id] ?? $this->share[$id];

        if ($get instanceof Closure) {
            $reflection = new ReflectionFunction($get);
            $value = $reflection->invokeArgs($this->resolveArguments($reflection, $arguments));

            if (true === array_key_exists($id, $this->share)) {
                $this->resolved[$id] = $value;
            }

            return $value;
        }

        return $get;
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace Gravatalonga\Container;
6
7		use ArrayAccess;
8		use Closure;
9		use Psr\Container\ContainerInterface;
10		use ReflectionClass;
11		use ReflectionException;
12		use ReflectionFunction;
13		use ReflectionParameter;
14		use Reflector;
15
16		use function array_key_exists;
17		use function is_callable;
18
19		/**
20		* Class Container.
21		*/
22		class Container extends AutoWiringAware implements ArrayAccess, ContainerInterface
23		{
24		/**
25		* @var ContainerInterface
26		*/
27		protected static $instance;
28
29		/**
30		* @var array<string, string>
31		*/
32		private $aliases = [];
33
34		/**
35		* @var array<string, mixed>
36		*/
37		private $bindings;
38
39		/**
40		* @var array<string, mixed>
41		*/
42		private $resolved = [];
43
44		/**
45		* @var array<string, mixed>
46		*/
47		private $share;
48
49		/**
50		* Container constructor.
51		*
52		* @param array<string, mixed> $config
53		*
54		* @throws NotFoundContainerException
55		*/
56	48	public function __construct(array $config = [])
57		{
58	48	$this->bindings = $config;
59	48	$this->share = [];
60
61	48	$self = $this;
62		$this->share(ContainerInterface::class, static function () use ($self) {
63	18	return $self;
64	48	});
65	48	$this->alias(ContainerInterface::class, Container::class);
66	48	}
67
68		/**
69		* @param string $entry
70		* @param string $alias
71		*
72		* @throws NotFoundContainerException
73		*
74		* @return void
75		*/
76	48	public function alias($entry, $alias)
77		{
78	48	if (false === $this->has($entry)) {
79	3	throw NotFoundContainerException::entryNotFound($entry);
80		}
81
82	48	$this->aliases[$alias] = $entry;
83	48	}
84
85		/**
86		* Factory binding.
87		*
88		* @param string $id
89		* @param callable\|mixed $factory
90		*
91		* @return void
92		*/
93	27	public function factory(string $id, $factory)
94		{
95	27	$this->bindings[$id] = is_callable($factory) ?
96	21	($factory instanceof Closure ?
97	21	$factory :
98	21	Closure::fromCallable($factory)) :
99	9	$factory;
100	27	}
101
102		/**
103		* {@inheritdoc}
104		*
105		* @throws ReflectionException
106		*/
107	33	public function get($id)
108		{
109	33	return $this->resolve($id, []);
110		}
111
112		/**
113		* @return ContainerInterface
114		*/
115		public static function getInstance()
116		{
117		return self::$instance;
118		}
119
120		/**
121		* {@inheritdoc}
122		*/
123	48	public function has($id)
124		{
125	48	return array_key_exists($id, $this->bindings) \|\|
126	48	array_key_exists($id, $this->share) \|\|
127	48	array_key_exists($id, $this->aliases);
128		}
129
130		/**
131		* @param string $id
132		* @param array<string, mixed> $arguments
133		*
134		* @throws NotFoundContainerException
135		* @throws ContainerException\|ReflectionException
136		*
137		* @return mixed\|object
138		*/
139	18	public function make($id, array $arguments = [])
140		{
141	18	if (array_key_exists($id, $this->share)) {
142	3	throw ContainerException::shareOnMake($id);
143		}
144
145	15	return $this->resolve($id, $arguments);
146		}
147
148		/**
149		* @param string $offset
150		*
151		* @return bool
152		*/
153	6	public function offsetExists($offset)
154		{
155	6	return $this->has($offset);
156		}
157
158		/**
159		* @param string $offset
160		*
161		* @throws ReflectionException
162		*
163		* @return mixed
164		*/
165	6	public function offsetGet($offset)
166		{
167	6	return $this->get($offset);
168		}
169
170		/**
171		* @param string $offset
172		* @param mixed $value
173		*/
174	9	public function offsetSet($offset, $value): void
175		{
176	9	$this->factory($offset, $value);
177	9	}
178
179		/**
180		* @param string $offset
181		*
182		* @return void
183		*/
184	3	public function offsetUnset($offset)
185		{
186		unset(
187	3	$this->bindings[$offset],
188	3	$this->share[$offset],
189	3	$this->resolved[$offset],
190	3	$this->aliases[$offset]
191		);
192	3	}
193
194		/**
195		* Alias for Factory method.
196		*
197		* @param string $id
198		* @param mixed $factory
199		*
200		* @return void
201		*/
202	15	public function set(string $id, $factory)
203		{
204	15	$this->factory($id, $factory);
205	15	}
206
207		/**
208		* @param ContainerInterface $container
209		*/
210		public static function setInstance(ContainerInterface $container): void
211		{
212		self::$instance = $container;
213		}
214
215		/**
216		* Share rather resolve as factory.
217		*
218		* @param string $id
219		* @param Closure $factory
220		*
221		* @return void
222		*/
223	48	public function share($id, Closure $factory)
224		{
225	48	if (true === array_key_exists($id, $this->resolved)) {
226		unset($this->resolved[$id]);
227		}
228	48	$this->share[$id] = $factory;
229	48	}
230
231		/**
232		* @param ReflectionParameter[] $params
233		* @param array<string, mixed> $arguments
234		*
235		* @return array<int, string>
236		*/
237	36	private function buildDependencies(array $params, array $arguments = [])
238		{
239	36	return array_map(
240		function (ReflectionParameter $param) use ($arguments) {
241	21	if (true === array_key_exists($param->getName(), $arguments)) {
242	6	return $arguments[$param->getName()];
243		}
244
245	18	return $this->autoWiringArguments($param);
246	36	},
247	24	$params
248		);
249		}
250
251		/**
252		* @param string $id
253		* @param array<string, mixed> $arguments
254		*
255		* @throws NotFoundContainerException
256		* @throws ReflectionException
257		*
258		* @return mixed\|object
259		*/
260	39	private function resolve(string $id, array $arguments = [])
261		{
262	39	if (true === array_key_exists($id, $this->resolved)) {
263	9	return $this->resolved[$id];
264		}
265
266	39	if (true === array_key_exists($id, $this->aliases)) {
267	12	return $this->resolve($this->aliases[$id], $arguments);
268		}
269
270	39	if ((false === $this->has($id)) && (true === class_exists($id))) {
271	9	return $this->resolveClass($id, $arguments);
272		}
273
274	33	if (true === $this->has($id)) {
275	33	return $this->resolveEntry($id, $arguments);
276		}
277
278		throw NotFoundContainerException::entryNotFound($id);
279		}
280
281		/**
282		* @param Reflector $reflection
283		* @param array<string, mixed> $arguments
284		*
285		* @return array<int, mixed>
286		*/
287	36	private function resolveArguments(Reflector $reflection, array $arguments = [])
288		{
289	36	$params = [];
290
291	36	if ($reflection instanceof ReflectionClass) {
292	9	if (null !== $constructor = $reflection->getConstructor()) {
293	6	$params = $constructor->getParameters();
294		}
295		}
296
297	36	if ($reflection instanceof ReflectionFunction) {
298	27	$params = $reflection->getParameters();
299		}
300
301	36	return $this->buildDependencies($params, $arguments);
302		}
303
304		/**
305		* @param mixed $id
306		* @param array<string, mixed> $arguments
307		*
308		* @throws ReflectionException
309		*
310		* @return object
311		*/
312	9	private function resolveClass($id, array $arguments = [])
313		{
314	9	$reflection = new ReflectionClass($id);
315
316	9	return $reflection->newInstanceArgs($this->resolveArguments($reflection, $arguments));
317		}
318
319		/**
320		* @param string $id
321		* @param array<string, mixed> $arguments
322		*
323		* @throws ReflectionException
324		*
325		* @return mixed
326		*/
327	33	private function resolveEntry(string $id, array $arguments = [])
328		{
329	33	$get = $this->bindings[$id] ?? $this->share[$id];
330
331	33	if ($get instanceof Closure) {
332	27	$reflection = new ReflectionFunction($get);
333	27	$value = $reflection->invokeArgs($this->resolveArguments($reflection, $arguments));
334
335	27	if (true === array_key_exists($id, $this->share)) {
336	24	$this->resolved[$id] = $value;
337		}
338
339	27	return $value;
340		}
341
342	6	return $get;
343		}
344		}
345

gravataLonga / container

Push — master ( 8e40d4...79ce76 )

Container::resolveClass() A

Complexity

Size

Duplication

Code Coverage

Importance

Duplication Side-by-Side

Filter issues like