LanguageTrait::validLanguage()   A
last analyzed

Complexity

Conditions 2
Paths 1

Size

Total Lines 7
Code Lines 5

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 5
dl 0
loc 7
rs 10
c 0
b 0
f 0
cc 2
nc 1
nop 2
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<?php
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declare(strict_types=1);
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namespace SimpleSAML\XML\Assert;
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use InvalidArgumentException;
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/**
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 * @package simplesamlphp/xml-common
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 */
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trait LanguageTrait
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{
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    /** @var string */
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    private static string $language_regex = '/^([a-z]{2}|[i]-[a-z]+|[x]-[a-z]{1,8})(-[a-z]{1,8})*$/Di';
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    /**
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     * @param string $value
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     * @param string $message
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     */
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    protected static function validLanguage(string $value, string $message = ''): void
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    {
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        Assert::regex(
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            $value,
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            self::$language_regex,
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            $message ?: '%s is not a valid xs:language',
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            InvalidArgumentException::class,
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        );
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    }
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}
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