PromiseCancelled::success() - Code Metrics - dazzle-php/promise - Measure and Improve Code Quality continuously with Scrutinizer

PromiseCancelled::success() A
last analyzed 2017-07-23 19:08 UTC

↳ Parent: PromiseCancelled

Complexity

Conditions	1
Paths	1

Size

Total Lines	4
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

Metric	Value
dl	0
loc	4
ccs	2
cts	2
cp	1
rs	10
c	0
b	0
f	0
cc	1
eloc	2
nc	1
nop	1
crap	1

<?php

namespace Dazzle\Promise;

use Dazzle\Throwable\Exception\Logic\InvalidArgumentException;
use Dazzle\Throwable\Exception\Runtime\CancellationException;
use Error;
use Exception;

class PromiseCancelled implements PromiseInterface
{
    /**
     * @var Error|Exception|string|null
     */
    protected $reason;

    /**
     * @param Error|Exception|string|null $reason
     * @throws InvalidArgumentException
     */
    public function __construct($reason = null)
    {
        if ($reason instanceof PromiseInterface)
        {
            throw new InvalidArgumentException(
                'You cannot create PromiseCancelled with a promise. Use Promise::doCancel($promiseOrValue) instead.'
            );
        }

        $this->reason = $reason;
    }

    /**
     *
     */
    public function __destruct()
    {
        unset($this->reason);
    }

    /**
     * @override
     * @inheritDoc
     */
    public function then(callable $onFulfilled = null, callable $onRejected = null, callable $onCancel = null)
    {
        if (null === $onCancel)
        {
            return $this;
        }

        try
        {
            return Promise::doResolve($onCancel($this->getReason()))
                ->then(
                    function() {
                        return Promise::doCancel($this->getReason());
                    },
                    function() {
                        return Promise::doCancel($this->getReason());
                    }
                );
        }
        catch (Error $ex)

        {}
        catch (Exception $ex)

        {}

        return Promise::doCancel($this->getReason());
    }

    /**
     * @override
     * @inheritDoc
     */
    public function done(callable $onFulfilled = null, callable $onRejected = null, callable $onCancel = null)

    {
        if (null === $onCancel)
        {
            $this->throwError($this->getReason());

        }

        $result = $onCancel($this->getReason());

        if ($result instanceof self)
        {
            $this->throwError($result->getReason());

        }

        if ($result instanceof PromiseInterface)
        {
            $result->done();
        }
    }

    /**
     * @override
     * @inheritDoc
     */
    public function spread(callable $onFulfilled = null, callable $onRejected = null, callable $onCancel = null)
    {
        return $this->then(
            null,
            null,
            function($reasons) use($onCancel) {
                return $onCancel(...((array) $reasons));
            }
        );
    }

    /**
     * @override
     * @inheritDoc
     */
    public function success(callable $onSuccess)
    {
        return $this->then($onSuccess);
    }

    /**
     * @override
     * @inheritDoc
     */
    public function failure(callable $onFailure)
    {
        return $this->then(null, $onFailure);
    }

    /**
     * @override
     * @inheritDoc
     */
    public function abort(callable $onCancel)
    {
        return $this->then(null, null, $onCancel);
    }

    /**
     * @override
     * @inheritDoc
     */
    public function always(callable $onFulfilledOrRejected)

    {
        return $this->then(
            null,
            null,
            function($reason) use($onFulfilledOrRejected) {
                return Promise::doResolve($onFulfilledOrRejected())->then(function() use($reason) {
                    return new static($reason);
                });
            }
        );
    }

    /**
     * @override
     * @inheritDoc
     */
    public function isPending()
    {
        return false;
    }

    /**
     * @override
     * @inheritDoc
     */
    public function isFulfilled()
    {
        return false;
    }

    /**
     * @override
     * @inheritDoc
     */
    public function isRejected()
    {
        return false;
    }

    /**
     * @override
     * @inheritDoc
     */
    public function isCancelled()
    {
        return true;
    }

    /**
     * @override
     * @inheritDoc
     */
    public function getPromise()
    {
        return $this;
    }

    /**
     * @override
     * @inheritDoc
     */
    public function resolve($value = null)
    {
        return $this;
    }

    /**
     * @override
     * @inheritDoc
     */
    public function reject($reason = null)
    {
        return $this;
    }

    /**
     * @override
     * @inheritDoc
     */
    public function cancel($reason = null)
    {
        return $this;
    }

    /**
     * @see Promise::getValue
     */
    protected function getValue()
    {
        return null;
    }

    /**
     * @see Promise::getReason
     */
    protected function getReason()
    {
        return $this->reason;
    }

    /**
     * @param Error|Exception|string $reason
     * @throws Error|Exception
     */
    protected function throwError($reason)
    {
        if ($reason instanceof Error || $reason instanceof Exception)
        {
            throw $reason;
        }

        throw new CancellationException($reason);
    }
}


1			<?php
2
3			namespace Dazzle\Promise;
4
5			use Dazzle\Throwable\Exception\Logic\InvalidArgumentException;
6			use Dazzle\Throwable\Exception\Runtime\CancellationException;
7			use Error;
8			use Exception;
9
10			class PromiseCancelled implements PromiseInterface
11			{
12			/**
13			* @var Error\|Exception\|string\|null
14			*/
15			protected $reason;
16
17			/**
18			* @param Error\|Exception\|string\|null $reason
19			* @throws InvalidArgumentException
20			*/
21	140		public function __construct($reason = null)
22			{
23	140		if ($reason instanceof PromiseInterface)
24			{
25	1		throw new InvalidArgumentException(
26	1		'You cannot create PromiseCancelled with a promise. Use Promise::doCancel($promiseOrValue) instead.'
27			);
28			}
29
30	140		$this->reason = $reason;
31	140		}
32
33			/**
34			*
35			*/
36	134		public function __destruct()
37			{
38	134		unset($this->reason);
39	134		}
40
41			/**
42			* @override
43			* @inheritDoc
44			*/
45	82		public function then(callable $onFulfilled = null, callable $onRejected = null, callable $onCancel = null)
46			{
47	82		if (null === $onCancel)
48			{
49	31		return $this;
50			}
51
52			try
53			{
54	81		return Promise::doResolve($onCancel($this->getReason()))
55	81		->then(
56			function() {
57	81		return Promise::doCancel($this->getReason());
58	81		},
59			function() {
60	6		return Promise::doCancel($this->getReason());
61	81		}
62			);
63			}
64	5		catch (Error $ex)
			0 ignored issues – show Coding Style Comprehensibility introduced 2017-06-24 20:50 UTC by Report Bug Copy Issue Report Consider adding a comment why this CATCH block is empty. Loading history...
65			{}
66	5		catch (Exception $ex)
			0 ignored issues – show Coding Style Comprehensibility introduced 2017-06-24 20:50 UTC by Report Bug Copy Issue Report Consider adding a comment why this CATCH block is empty. Loading history...
67			{}
68
69	5		return Promise::doCancel($this->getReason());
70			}
71
72			/**
73			* @override
74			* @inheritDoc
75			*/
76	65	View Code Duplication	public function done(callable $onFulfilled = null, callable $onRejected = null, callable $onCancel = null)
			0 ignored issues – show Duplication introduced 2017-06-24 20:50 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
77			{
78	65		if (null === $onCancel)
79			{
80	6		$this->throwError($this->getReason());
			0 ignored issues – show Bug introduced 2017-06-24 20:50 UTC by Report Bug Copy Issue Report It seems like `$this->getReason()` targeting `Dazzle\Promise\PromiseCancelled::getReason()` can also be of type `null`; however, `Dazzle\Promise\PromiseCancelled::throwError()` does only seem to accept `object<Exception>\|string`, maybe add an additional type check? This check looks at variables that are passed out again to other methods. If the outgoing method call has stricter type requirements than the method itself, an issue is raised. An additional type check may prevent trouble. Loading history...
81			}
82
83	59		$result = $onCancel($this->getReason());
84
85	54		if ($result instanceof self)
86			{
87	11		$this->throwError($result->getReason());
			0 ignored issues – show Bug introduced 2017-06-24 20:50 UTC by Report Bug Copy Issue Report It seems like `$result->getReason()` targeting `Dazzle\Promise\PromiseCancelled::getReason()` can also be of type `null`; however, `Dazzle\Promise\PromiseCancelled::throwError()` does only seem to accept `object<Exception>\|string`, maybe add an additional type check? This check looks at variables that are passed out again to other methods. If the outgoing method call has stricter type requirements than the method itself, an issue is raised. An additional type check may prevent trouble. Loading history...
88			}
89
90	43		if ($result instanceof PromiseInterface)
91			{
92			$result->done();
93			}
94	43		}
95
96			/**
97			* @override
98			* @inheritDoc
99			*/
100	2		public function spread(callable $onFulfilled = null, callable $onRejected = null, callable $onCancel = null)
101			{
102	2		return $this->then(
103	2		null,
104	2		null,
105			function($reasons) use($onCancel) {
106	2		return $onCancel(...((array) $reasons));
107	2		}
108			);
109			}
110
111			/**
112			* @override
113			* @inheritDoc
114			*/
115	1		public function success(callable $onSuccess)
116			{
117	1		return $this->then($onSuccess);
118			}
119
120			/**
121			* @override
122			* @inheritDoc
123			*/
124	1		public function failure(callable $onFailure)
125			{
126	1		return $this->then(null, $onFailure);
127			}
128
129			/**
130			* @override
131			* @inheritDoc
132			*/
133	1		public function abort(callable $onCancel)
134			{
135	1		return $this->then(null, null, $onCancel);
136			}
137
138			/**
139			* @override
140			* @inheritDoc
141			*/
142	5	View Code Duplication	public function always(callable $onFulfilledOrRejected)
			0 ignored issues – show Duplication introduced 2017-06-24 20:50 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
143			{
144	5		return $this->then(
145	5		null,
146	5		null,
147			function($reason) use($onFulfilledOrRejected) {
148	4		return Promise::doResolve($onFulfilledOrRejected())->then(function() use($reason) {
149	3		return new static($reason);
150	4		});
151	5		}
152			);
153			}
154
155			/**
156			* @override
157			* @inheritDoc
158			*/
159	1		public function isPending()
160			{
161	1		return false;
162			}
163
164			/**
165			* @override
166			* @inheritDoc
167			*/
168	3		public function isFulfilled()
169			{
170	3		return false;
171			}
172
173			/**
174			* @override
175			* @inheritDoc
176			*/
177	3		public function isRejected()
178			{
179	3		return false;
180			}
181
182			/**
183			* @override
184			* @inheritDoc
185			*/
186	5		public function isCancelled()
187			{
188	5		return true;
189			}
190
191			/**
192			* @override
193			* @inheritDoc
194			*/
195			public function getPromise()
196			{
197			return $this;
198			}
199
200			/**
201			* @override
202			* @inheritDoc
203			*/
204	1		public function resolve($value = null)
205			{
206	1		return $this;
207			}
208
209			/**
210			* @override
211			* @inheritDoc
212			*/
213	1		public function reject($reason = null)
214			{
215	1		return $this;
216			}
217
218			/**
219			* @override
220			* @inheritDoc
221			*/
222	1		public function cancel($reason = null)
223			{
224	1		return $this;
225			}
226
227			/**
228			* @see Promise::getValue
229			*/
230			protected function getValue()
231			{
232			return null;
233			}
234
235			/**
236			* @see Promise::getReason
237			*/
238	112		protected function getReason()
239			{
240	112		return $this->reason;
241			}
242
243			/**
244			* @param Error\|Exception\|string $reason
245			* @throws Error\|Exception
246			*/
247	17		protected function throwError($reason)
248			{
249	17		if ($reason instanceof Error \|\| $reason instanceof Exception)
250			{
251	6		throw $reason;
252			}
253
254	11		throw new CancellationException($reason);
255			}
256			}
257

dazzle-php / promise

PromiseCancelled::success() A last analyzed 2017-07-23 19:08 UTC

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PromiseCancelled::success() A
last analyzed 2017-07-23 19:08 UTC