ArrayExpression::getDimension() - Code Metrics - Inspection of "Clean code `ArrayExpression::class`. (#548)" - yiisoft/db - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( 6ca53f...98da5a )

by Wilmer

created 2023-02-27 19:44 UTC

ArrayExpression::getDimension() A

↳ Parent: ArrayExpression

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	2

Importance

Changes

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

<?php

declare(strict_types=1);

namespace Yiisoft\Db\Expression;

use ArrayAccess;
use ArrayIterator;
use Countable;
use IteratorAggregate;
use Traversable;
use Yiisoft\Db\Exception\InvalidConfigException;
use Yiisoft\Db\Query\QueryInterface;

use function count;

/**
 * The ArrayExpression class represents an array SQL expression.
 *
 * Expressions of this type can be used in conditions as well:
 *
 * ```php
 * $query->andWhere(['@>', 'items', new ArrayExpression([1, 2, 3], 'integer')])
 * ```
 *
 * Which, depending on DBMS, will result in a well-prepared condition. For example, in PostgresSQL it will be compiled
 * to `WHERE "items" @> ARRAY[1, 2, 3]::integer[]`.
 *
 * @template-implements ArrayAccess<int, mixed>
 * @template-implements IteratorAggregate<int>
 */
class ArrayExpression implements ExpressionInterface, ArrayAccess, Countable, IteratorAggregate
{
    public function __construct(private mixed $value = [], private string|null $type = null, private int $dimension = 1)
    {
    }

    /**
     * The type of the array elements. Defaults to `null` which means the type is not explicitly specified.
     *
     * Note that in case when type is not specified explicitly and DBMS can not guess it from the context, SQL error
     * will be raised.
     */
    public function getType(): string|null
    {
        return $this->type;
    }

    /**
     * The array's content. In can be represented as an array of values or a {@see QueryInterface} that returns these
     * values.
     */
    public function getValue(): mixed
    {
        return $this->value;
    }

    /**
     * @return int The number of indices needed to select an element
     */
    public function getDimension(): int
    {
        return $this->dimension;
    }

    /**
     * Whether an offset exists.
     *
     * @link http://php.net/manual/en/arrayaccess.offsetexists.php
     *
     * @param mixed $offset An offset to check for.
     *
     * @throws InvalidConfigException If offset is not an integer.
     *
     * @return bool `true` on success or `false` on failure. The return value will be cast to boolean if non-boolean
     * was returned.
     */
    public function offsetExists(mixed $offset): bool
    {
        $key = $this->validateKey($offset);
        return isset($this->value[$key]);
    }

    /**
     * Offset to retrieve.
     *
     * @link http://php.net/manual/en/arrayaccess.offsetget.php
     *
     * @param mixed $offset The offset to retrieve.
     *
     * @throws InvalidConfigException If offset is not an integer.
     *
     * @return mixed Can return all value types.
     */
    public function offsetGet(mixed $offset): mixed
    {
        $key = $this->validateKey($offset);
        $this->value = $this->validateValue($this->value);
        return $this->value[$key];
    }

    /**
     * Offset to set.
     *
     * @link http://php.net/manual/en/arrayaccess.offsetset.php
     *
     * @param mixed $offset The offset to assign the value to.
     * @param mixed $value The value to set.
     *
     * @throws InvalidConfigException If offset is not an integer.
     */
    public function offsetSet(mixed $offset, mixed $value): void
    {
        $key = $this->validateKey($offset);
        $this->value = $this->validateValue($this->value);
        $this->value[$key] = $value;
    }

    /**
     * Offset to unset.
     *
     * @link http://php.net/manual/en/arrayaccess.offsetunset.php
     */
    public function offsetUnset(mixed $offset): void
    {
        $key = $this->validateKey($offset);
        $this->value = $this->validateValue($this->value);
        unset($this->value[$key]);
    }

    /**
     * Count elements of an object.
     *
     * @link http://php.net/manual/en/countable.count.php
     *
     * @return int The custom count as an integer.
     */
    public function count(): int
    {
        return count((array) $this->value);
    }

    /**
     * Retrieve an external iterator.
     *
     * @link http://php.net/manual/en/iteratoraggregate.getiterator.php
     *
     * @return ArrayIterator An instance of an object implementing `Iterator` or `Traversable`.
     */
    public function getIterator(): Traversable
    {
        $value = $this->validateValue($this->value);
        return new ArrayIterator($value);
    }

    /**
     * Validates the key of the array expression is an integer.
     *
     * @throws InvalidConfigException If offset is not an integer.
     */
    private function validateKey(mixed $key): int
    {
        if (!is_int($key)) {
            throw new InvalidConfigException('The ArrayExpression offset must be an integer.');
        }

        return $key;
    }

    /**
     * Validates the value of the array expression is an array.
     */
    private function validateValue(mixed $value): array
    {
        if (!is_array($value)) {
            throw new InvalidConfigException('The ArrayExpression value must be an array.');
        }

        return $value;
    }
}


1		<?php
2
3		declare(strict_types=1);
4
5		namespace Yiisoft\Db\Expression;
6
7		use ArrayAccess;
8		use ArrayIterator;
9		use Countable;
10		use IteratorAggregate;
11		use Traversable;
12		use Yiisoft\Db\Exception\InvalidConfigException;
13		use Yiisoft\Db\Query\QueryInterface;
14
15		use function count;
16
17		/**
18		* The ArrayExpression class represents an array SQL expression.
19		*
20		* Expressions of this type can be used in conditions as well:
21		*
22		* ```php
23		* $query->andWhere(['@>', 'items', new ArrayExpression([1, 2, 3], 'integer')])
24		* ```
25		*
26		* Which, depending on DBMS, will result in a well-prepared condition. For example, in PostgresSQL it will be compiled
27		* to `WHERE "items" @> ARRAY[1, 2, 3]::integer[]`.
28		*
29	9	* @template-implements ArrayAccess<int, mixed>
30		* @template-implements IteratorAggregate<int>
31	9	*/
32	1	class ArrayExpression implements ExpressionInterface, ArrayAccess, Countable, IteratorAggregate
33		{
34		public function __construct(private mixed $value = [], private string\|null $type = null, private int $dimension = 1)
35	9	{
36	9	}
37	9
38	9	/**
39		* The type of the array elements. Defaults to `null` which means the type is not explicitly specified.
40		*
41		* Note that in case when type is not specified explicitly and DBMS can not guess it from the context, SQL error
42		* will be raised.
43		*/
44		public function getType(): string\|null
45		{
46		return $this->type;
47		}
48	32
49		/**
50	32	* The array's content. In can be represented as an array of values or a {@see QueryInterface} that returns these
51		* values.
52		*/
53		public function getValue(): mixed
54		{
55		return $this->value;
56		}
57
58	32	/**
59		* @return int The number of indices needed to select an element
60	32	*/
61		public function getDimension(): int
62		{
63		return $this->dimension;
64		}
65
66	29	/**
67		* Whether an offset exists.
68	29	*
69		* @link http://php.net/manual/en/arrayaccess.offsetexists.php
70		*
71		* @param mixed $offset An offset to check for.
72		*
73		* @throws InvalidConfigException If offset is not an integer.
74		*
75		* @return bool `true` on success or `false` on failure. The return value will be cast to boolean if non-boolean
76		* was returned.
77		*/
78		public function offsetExists(mixed $offset): bool
79		{
80		$key = $this->validateKey($offset);
81		return isset($this->value[$key]);
82		}
83
84		/**
85		* Offset to retrieve.
86		*
87		* @link http://php.net/manual/en/arrayaccess.offsetget.php
88		*
89		* @param mixed $offset The offset to retrieve.
90		*
91		* @throws InvalidConfigException If offset is not an integer.
92		*
93		* @return mixed Can return all value types.
94		*/
95		public function offsetGet(mixed $offset): mixed
96		{
97		$key = $this->validateKey($offset);
98		$this->value = $this->validateValue($this->value);
99		return $this->value[$key];
100		}
101
102		/**
103		* Offset to set.
104		*
105		* @link http://php.net/manual/en/arrayaccess.offsetset.php
106		*
107		* @param mixed $offset The offset to assign the value to.
108		* @param mixed $value The value to set.
109		*
110		* @throws InvalidConfigException If offset is not an integer.
111		*/
112		public function offsetSet(mixed $offset, mixed $value): void
113		{
114		$key = $this->validateKey($offset);
115		$this->value = $this->validateValue($this->value);
116		$this->value[$key] = $value;
117		}
118
119		/**
120		* Offset to unset.
121		*
122		* @link http://php.net/manual/en/arrayaccess.offsetunset.php
123		*/
124		public function offsetUnset(mixed $offset): void
125		{
126		$key = $this->validateKey($offset);
127		$this->value = $this->validateValue($this->value);
128		unset($this->value[$key]);
129		}
130
131		/**
132		* Count elements of an object.
133		*
134		* @link http://php.net/manual/en/countable.count.php
135		*
136		* @return int The custom count as an integer.
137		*/
138		public function count(): int
139		{
140		return count((array) $this->value);
141		}
142
143		/**
144		* Retrieve an external iterator.
145		*
146		* @link http://php.net/manual/en/iteratoraggregate.getiterator.php
147		*
148		* @return ArrayIterator An instance of an object implementing `Iterator` or `Traversable`.
149		*/
150		public function getIterator(): Traversable
151		{
152		$value = $this->validateValue($this->value);
153		return new ArrayIterator($value);
154		}
155
156		/**
157		* Validates the key of the array expression is an integer.
158		*
159		* @throws InvalidConfigException If offset is not an integer.
160		*/
161		private function validateKey(mixed $key): int
162		{
163		if (!is_int($key)) {
164		throw new InvalidConfigException('The ArrayExpression offset must be an integer.');
165		}
166
167		return $key;
168		}
169
170		/**
171		* Validates the value of the array expression is an array.
172		*/
173		private function validateValue(mixed $value): array
174		{
175		if (!is_array($value)) {
176		throw new InvalidConfigException('The ArrayExpression value must be an array.');
177		}
178
179		return $value;
180		}
181		}
182

yiisoft / db

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ArrayExpression::getDimension() A

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