ExprNormalizer::normalizeExpression() - Code Metrics - Inspection of "removed arithmetic expressions" - phuria/under-query - Measure and Improve Code Quality continuously with Scrutinizer

Completed

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by Beniamin

created 2016-08-20 16:53 UTC

ExprNormalizer::normalizeExpression() B

↳ Parent: ExprNormalizer

Complexity

Conditions	6
Paths	5

Size

Total Lines	15
Code Lines	11

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	9
CRAP Score	6.5625

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
c	1
b	0
f	0
dl	0
loc	15
ccs	9
cts	12
cp	0.75
rs	8.8571
cc	6
eloc	11
nc	5
nop	1
crap	6.5625

<?php
namespace Phuria\QueryBuilder;

use Phuria\QueryBuilder\Expression\EmptyExpression;
use Phuria\QueryBuilder\Expression\ExpressionInterface;
use Phuria\QueryBuilder\Expression\ImplodeExpression;
use Phuria\QueryBuilder\Expression\RawExpression;

/**
 * @author Beniamin Jonatan Šimko <[email protected]>
 */
class ExprNormalizer
{
    /**
     * @param mixed $expression
     *
     * @return ExpressionInterface
     */
    public static function normalizeExpression($expression)
    {
        switch (true) {
            case $expression instanceof ExpressionInterface:
                return $expression;
            case is_array($expression):
                return static::normalizeArray($expression);
            case '' === $expression || null === $expression:
                return new EmptyExpression();
            case is_scalar($expression):
                return new RawExpression($expression);
        }

        throw new \InvalidArgumentException('Invalid argument.');
    }

    /**
     * @param array $expressions
     *
     * @return ExpressionInterface
     */
    public static function normalizeArray(array $expressions)
    {
        $normalized = [];

        foreach ($expressions as $exp) {
            $normalized[] = static::normalizeExpression($exp);
        }

        switch (count($normalized)) {
            case 0:
                return new EmptyExpression();
            case 1:
                return $normalized[0];
        }

        return new ImplodeExpression($normalized);
    }
}

1		<?php
2		namespace Phuria\QueryBuilder;
3
4		use Phuria\QueryBuilder\Expression\EmptyExpression;
5		use Phuria\QueryBuilder\Expression\ExpressionInterface;
6		use Phuria\QueryBuilder\Expression\ImplodeExpression;
7		use Phuria\QueryBuilder\Expression\RawExpression;
8
9		/**
10		* @author Beniamin Jonatan Šimko <[email protected]>
11		*/
12		class ExprNormalizer
13		{
14		/**
15		* @param mixed $expression
16		*
17		* @return ExpressionInterface
18		*/
19	32	public static function normalizeExpression($expression)
20		{
21	32	switch (true) {
22	32	case $expression instanceof ExpressionInterface:
23	24	return $expression;
24	32	case is_array($expression):
25	31	return static::normalizeArray($expression);
26	29	case '' === $expression \|\| null === $expression:
27		return new EmptyExpression();
28	29	case is_scalar($expression):
29	29	return new RawExpression($expression);
30		}
31
32		throw new \InvalidArgumentException('Invalid argument.');
33		}
34
35		/**
36		* @param array $expressions
37		*
38		* @return ExpressionInterface
39		*/
40	31	public static function normalizeArray(array $expressions)
41		{
42	31	$normalized = [];
43
44	31	foreach ($expressions as $exp) {
45	31	$normalized[] = static::normalizeExpression($exp);
46	31	}
47
48	31	switch (count($normalized)) {
49	31	case 0:
50		return new EmptyExpression();
51	31	case 1:
52	30	return $normalized[0];
53	12	}
54
55	12	return new ImplodeExpression($normalized);
56		}
57		}

phuria / under-query

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ExprNormalizer::normalizeExpression() B

Complexity

Size

Duplication

Code Coverage

Importance

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