Phpml\NeuralNetwork\Layer

Complexity

Total Complexity

5

Size/Duplication

Total Lines	40
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	1

Importance

Changes	1
Bugs	0	Features	1

3 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	10	3
A	addNode()	0	4	1
A	getNodes()	0	4	1

<?php

declare (strict_types = 1);

namespace Phpml\NeuralNetwork;

use Phpml\Exception\InvalidArgumentException;
use Phpml\NeuralNetwork\Node\Neuron;

class Layer
{
    /**
     * @var Node[]
     */
    private $nodes = [];

    /**
     * @param int    $nodesNumber
     * @param string $nodeClass
     *
     * @throws InvalidArgumentException
     */
    public function __construct(int $nodesNumber = 0, string $nodeClass = Neuron::class)
    {
        if (!in_array(Node::class, class_implements($nodeClass))) {
            throw InvalidArgumentException::invalidLayerNodeClass();
        }

        for ($i = 0; $i < $nodesNumber; ++$i) {
            $this->nodes[] = new $nodeClass();
        }
    }

    /**
     * @param Node $node
     */
    public function addNode(Node $node)
    {
        $this->nodes[] = $node;
    }

    /**
     * @return Node[]
     */
    public function getNodes()
    {
        return $this->nodes;
    }
}