PrinsFrank\PhpGeoSVG\Html\Rendering\AttributeRenderer

Complexity

Total Complexity

6

Size/Duplication

Total Lines	31
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	renderAttributes()	0	20	5
A	renderAttribute()	0	3	1

<?php

declare(strict_types=1);

namespace PrinsFrank\PhpGeoSVG\Html\Rendering;

use PrinsFrank\PhpGeoSVG\Exception\InvalidArgumentException;

class AttributeRenderer
{
    /**
     * @param array<string, string> $attributes
     * @throws InvalidArgumentException
     */
    public static function renderAttributes(array $attributes): ?string
    {
        $attributesString = null;
        foreach ($attributes as $attributeName => $attributeValue) {
            if (false === is_string($attributeName)) {
                throw new InvalidArgumentException('Attribute names have to be of type string, "' . gettype($attributeName) . '"(' . $attributeName . ') given.');
            }

            if (false === is_string($attributeValue)) {
                throw new InvalidArgumentException('Attribute values have to be of type string, "' . gettype($attributeValue) . '"(' . $attributeValue . ') given.');
            }

            if (null !== $attributesString) {
                $attributesString .= ' ';
            }

            $attributesString .= self::renderAttribute($attributeName, $attributeValue);
        }

        return $attributesString;
    }

    public static function renderAttribute(string $attributeName, string $attributeValue): string
    {
        return $attributeName . '="' . str_replace(['\'', '"'], ['\\\'', '\''], $attributeValue) . '"';
    }
}