ChanceStrategy::__construct() - Code Metrics - johnykvsky/dummygenerator - Measure and Improve Code Quality continuously with Scrutinizer

ChanceStrategy::__construct() A
last analyzed 2025-08-04 12:46 UTC

↳ Parent: ChanceStrategy

Complexity

Conditions	4
Paths	4

Size

Total Lines	8
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	5
CRAP Score	4

Importance

Changes

Metric	Value
eloc	4
dl	0
loc	8
ccs	5
cts	5
cp	1
rs	10
c	0
b	0
f	0
cc	4
nc	4
nop	3
crap	4

<?php

declare(strict_types = 1);

namespace DummyGenerator\Strategy;

use DummyGenerator\Core\Randomizer\Randomizer;
use DummyGenerator\Definitions\Randomizer\RandomizerInterface;

class ChanceStrategy implements StrategyInterface
{
    private RandomizerInterface $randomizer;

    /**
     * Get a value only some percentage of the time.
     *
     * @param float $weight A probability between 0 and 1, 0 means that we always get the default value.
     */
    public function __construct(private readonly float $weight, ?RandomizerInterface $randomizer = null, private readonly mixed $default = null)
    {
        if ($randomizer === null) {
            $this->randomizer = new Randomizer();
        }

        if ($this->weight < 0 || $this->weight > 1) {
            throw new \InvalidArgumentException('Weight should be a float between 0 and 1');
        }
    }

    public function generate(string $name, callable $callback): mixed
    {
        if ($this->randomizer->getInt(1, 100) > (100 * $this->weight)) {
            return $this->default;
        }

        return $callback();
    }
}


1		<?php
2
3		declare(strict_types = 1);
4
5		namespace DummyGenerator\Strategy;
6
7		use DummyGenerator\Core\Randomizer\Randomizer;
8		use DummyGenerator\Definitions\Randomizer\RandomizerInterface;
9
10		class ChanceStrategy implements StrategyInterface
11		{
12		private RandomizerInterface $randomizer;
13
14		/**
15		* Get a value only some percentage of the time.
16		*
17		* @param float $weight A probability between 0 and 1, 0 means that we always get the default value.
18		*/
19	2	public function __construct(private readonly float $weight, ?RandomizerInterface $randomizer = null, private readonly mixed $default = null)
20		{
21	2	if ($randomizer === null) {
22	2	$this->randomizer = new Randomizer();
23		}
24
25	2	if ($this->weight < 0 \|\| $this->weight > 1) {
26	1	throw new \InvalidArgumentException('Weight should be a float between 0 and 1');
27		}
28		}
29
30	1	public function generate(string $name, callable $callback): mixed
31		{
32	1	if ($this->randomizer->getInt(1, 100) > (100 * $this->weight)) {
33	1	return $this->default;
34		}
35
36	1	return $callback();
37		}
38		}
39

johnykvsky / dummygenerator

ChanceStrategy::__construct() A last analyzed 2025-08-04 12:46 UTC

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ChanceStrategy::__construct() A
last analyzed 2025-08-04 12:46 UTC