PhUml\Code\Variables\Variable

Complexity

Total Complexity

9

Size/Duplication

Total Lines	54
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes

0

6 Methods

Rating	Name	Duplication	Size	Complexity
A	arrayTypeName()	0	3	1
A	isArray()	0	3	1
A	typeName()	0	3	1
A	__construct()	0	4	1
A	referenceName()	0	7	3
A	__toString()	0	6	2

<?php declare(strict_types=1);
/**
 * PHP version 7.2
 *
 * This source file is subject to the license that is bundled with this package in the file LICENSE.
 */

namespace PhUml\Code\Variables;

use BadMethodCallException;
use PhUml\Code\Name;

/**
 * It represents a variable declaration
 */
final class Variable implements HasType
{
    use WithTypeDeclaration;

    /** @var string */
    protected $name;

    public function __construct(string $name, TypeDeclaration $type)
    {
        $this->name = $name;
        $this->type = $type;
    }

    /**
     * References to arrays need to have the `[]` removed from their names in order to create
     * external definitions with a proper name
     *
     * The edges created from these references need to map to the names without the suffix
     *
     * @see \PhUml\Parser\Code\ExternalAssociationsResolver::resolveExternalAttributes()
     * @see \PhUml\Parser\Code\ExternalAssociationsResolver::resolveExternalConstructorParameters()
     * @see \PhUml\Graphviz\Builders\EdgesBuilder::addAssociation()
     */
    public function referenceName(): Name
    {
        $name = $this->isArray() ? $this->arrayTypeName() : $this->typeName();
        if ($name === null) {
            throw new BadMethodCallException('This attribute is not a reference to a code definition');
        }
        return $name;
    }

    public function __toString()
    {
        return sprintf(
            '%s%s',
            $this->name,
            $this->type->isPresent() ? ": {$this->type}" : ''
        );
    }

    private function typeName(): ?Name
    {
        return $this->type->name();
    }

    private function isArray(): bool
    {
        return $this->type->isArray();
    }

    private function arrayTypeName(): Name
    {
        return Name::from($this->type->removeArraySuffix());
    }
}