CompilesPredicates::compilePredicate() - Code Metrics - Inspection of "operator expressions & embedded filters" - LaravelFreelancerNL/fluentaql - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — master (#13)

by Bas

created 2020-10-27 21:46 UTC

CompilesPredicates::compilePredicate() A

↳ Parent: CompilesPredicates

Complexity

Conditions	2
Paths	2

Size

Total Lines	7
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	2.032

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	2
eloc	4
c	1
b	0
f	0
nc	2
nop	2
dl	0
loc	7
ccs	4
cts	5
cp	0.8
crap	2.032
rs	10

<?php

namespace LaravelFreelancerNL\FluentAQL\Traits;

use LaravelFreelancerNL\FluentAQL\Expressions\PredicateExpression;

/**
 * Trait hasFunctions.
 *
 * AQL Function API calls.
 */
trait CompilesPredicates
{
    /**
     * @param PredicateExpression|array $predicates
     * @return string
     */
    public function compilePredicates($predicates)
    {
        if (! is_array($predicates)) {
            $predicates = [$predicates];
        }

        $compiledPredicates = [];
        for ($i = 0; $i < count($predicates); $i++) {
for ($i=0; $i<count($array); $i++) { // calls count() on each iteration
}

// Better
for ($i=0, $c=count($array); $i<$c; $i++) { // calls count() just once
}
            if ($predicates[$i] instanceof PredicateExpression) {
                $compiledPredicates[] = $this->compilePredicate($predicates[$i], $i);
            }

            if (is_array($predicates[$i])) {
                $compiledPredicates[] = $this->compilePredicateGroup($predicates[$i], $i);
            }
        }

        return implode(' ', $compiledPredicates);
    }

    protected function compilePredicate(PredicateExpression $predicate, $position = 0)
    {
        $compiledPredicate = '';
        if ($position > 0) {
            $compiledPredicate = $predicate->logicalOperator . ' ' ;
        }
        return $compiledPredicate . $predicate->compile($this);
    }

    protected function compilePredicateGroup(array $predicates, $position = 0)
    {
        $compiledPredicates = [];
        if ($predicates[0] instanceof PredicateExpression) {
            $logicalOperator = $predicates[0]->logicalOperator;
        }
        for ($i = 0; $i < count($predicates); $i++) {
for ($i=0; $i<count($array); $i++) { // calls count() on each iteration
}

// Better
for ($i=0, $c=count($array); $i<$c; $i++) { // calls count() just once
}
            $compiledPredicates[] = $this->compilePredicate($predicates[$i], $i);
        }

        $groupCompilation = '';
        if ($position > 0) {
            $groupCompilation = $logicalOperator.' ';

        }
        return $groupCompilation . '(' . implode(' ', $compiledPredicates) . ')';
    }
}

1		<?php
2
3		namespace LaravelFreelancerNL\FluentAQL\Traits;
4
5		use LaravelFreelancerNL\FluentAQL\Expressions\PredicateExpression;
6
7		/**
8		* Trait hasFunctions.
9		*
10		* AQL Function API calls.
11		*/
12		trait CompilesPredicates
13		{
14		/**
15		* @param PredicateExpression\|array $predicates
16		* @return string
17		*/
18	4	public function compilePredicates($predicates)
19		{
20	4	if (! is_array($predicates)) {
21		$predicates = [$predicates];
22		}
23
24	4	$compiledPredicates = [];
25	4	for ($i = 0; $i < count($predicates); $i++) {
		0 ignored issues – show Performance Best Practice introduced 2020-10-27 21:52 UTC by Report Bug Copy Issue Report It seems like you are calling the size function `count()` as part of the test condition. You might want to compute the size beforehand, and not on each iteration. If the size of the collection does not change during the iteration, it is generally a good practice to compute it beforehand, and not on each iteration: for ($i=0; $i<count($array); $i++) { // calls count() on each iteration } // Better for ($i=0, $c=count($array); $i<$c; $i++) { // calls count() just once } Loading history...
26	4	if ($predicates[$i] instanceof PredicateExpression) {
27	4	$compiledPredicates[] = $this->compilePredicate($predicates[$i], $i);
28		}
29
30	4	if (is_array($predicates[$i])) {
31		$compiledPredicates[] = $this->compilePredicateGroup($predicates[$i], $i);
32		}
33		}
34
35	4	return implode(' ', $compiledPredicates);
36		}
37
38	4	protected function compilePredicate(PredicateExpression $predicate, $position = 0)
39		{
40	4	$compiledPredicate = '';
41	4	if ($position > 0) {
42		$compiledPredicate = $predicate->logicalOperator . ' ' ;
43		}
44	4	return $compiledPredicate . $predicate->compile($this);
45		}
46
47		protected function compilePredicateGroup(array $predicates, $position = 0)
48		{
49		$compiledPredicates = [];
50		if ($predicates[0] instanceof PredicateExpression) {
51		$logicalOperator = $predicates[0]->logicalOperator;
52		}
53		for ($i = 0; $i < count($predicates); $i++) {
		0 ignored issues – show Performance Best Practice introduced 2020-10-27 21:52 UTC by Report Bug Copy Issue Report It seems like you are calling the size function `count()` as part of the test condition. You might want to compute the size beforehand, and not on each iteration. If the size of the collection does not change during the iteration, it is generally a good practice to compute it beforehand, and not on each iteration: for ($i=0; $i<count($array); $i++) { // calls count() on each iteration } // Better for ($i=0, $c=count($array); $i<$c; $i++) { // calls count() just once } Loading history...
54		$compiledPredicates[] = $this->compilePredicate($predicates[$i], $i);
55		}
56
57		$groupCompilation = '';
58		if ($position > 0) {
59		$groupCompilation = $logicalOperator.' ';
		0 ignored issues – show Comprehensibility Best Practice introduced 2020-10-27 21:52 UTC by Report Bug Copy Issue Report The variable `$logicalOperator` does not seem to be defined for all execution paths leading up to this point. Loading history... Coding Style introduced 2020-10-27 21:52 UTC by Report Bug Copy Issue Report Expected at least 1 space before "."; 0 found Loading history... Coding Style introduced 2020-10-27 21:52 UTC by Report Bug Copy Issue Report Expected at least 1 space after "."; 0 found Loading history...
60		}
61		return $groupCompilation . '(' . implode(' ', $compiledPredicates) . ')';
62		}
63		}

LaravelFreelancerNL / fluentaql

Pull Request — master (#13)

CompilesPredicates::compilePredicate() A

Complexity

Size

Duplication

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