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  1. Drupal Core 11.1.x
  2. Assert.php

class Assert

Same name in this branch
  1. 11.1.x vendor/phpunit/phpunit/src/Framework/Assert.php \PHPUnit\Framework\Assert

Efficient assertions to validate the input/output of your methods.

@since 1.0

@author Bernhard Schussek <bschussek@gmail.com>

Hierarchy

  • class \Webmozart\Assert\Assert uses \Webmozart\Assert\Mixin

Expanded class hierarchy of Assert

37 files declare their use of Assert
Covers.php in vendor/phpdocumentor/reflection-docblock/src/DocBlock/Tags/Covers.php
Deprecated.php in vendor/phpdocumentor/reflection-docblock/src/DocBlock/Tags/Deprecated.php
DocBlock.php in vendor/phpdocumentor/reflection-docblock/src/DocBlock.php
DocBlockFactory.php in vendor/phpdocumentor/reflection-docblock/src/DocBlockFactory.php
Example.php in vendor/phpdocumentor/reflection-docblock/src/DocBlock/Tags/Example.php

... See full list

1 string reference to 'Assert'
AssertTypeSpecifyingExtensionHelper::trimName in vendor/phpstan/phpstan-phpunit/src/Type/PHPUnit/Assert/AssertTypeSpecifyingExtensionHelper.php

File

vendor/webmozart/assert/src/Assert.php, line 33

Namespace

Webmozart\Assert
View source
class Assert {
    use Mixin;
    
    /**
     * @psalm-pure
     * @psalm-assert string $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function string($value, $message = '') {
        if (!\is_string($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a string. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert non-empty-string $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function stringNotEmpty($value, $message = '') {
        static::string($value, $message);
        static::notEq($value, '', $message);
    }
    
    /**
     * @psalm-pure
     * @psalm-assert int $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function integer($value, $message = '') {
        if (!\is_int($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an integer. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert numeric $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function integerish($value, $message = '') {
        if (!\is_numeric($value) || $value != (int) $value) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an integerish value. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert positive-int $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function positiveInteger($value, $message = '') {
        if (!(\is_int($value) && $value > 0)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a positive integer. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert float $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function float($value, $message = '') {
        if (!\is_float($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a float. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert numeric $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function numeric($value, $message = '') {
        if (!\is_numeric($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a numeric. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert positive-int|0 $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function natural($value, $message = '') {
        if (!\is_int($value) || $value < 0) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a non-negative integer. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert bool $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function boolean($value, $message = '') {
        if (!\is_bool($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a boolean. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert scalar $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function scalar($value, $message = '') {
        if (!\is_scalar($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a scalar. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert object $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function object($value, $message = '') {
        if (!\is_object($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an object. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert resource $value
     *
     * @param mixed       $value
     * @param string|null $type    type of resource this should be. @see https://www.php.net/manual/en/function.get-resource-type.php
     * @param string      $message
     *
     * @throws InvalidArgumentException
     */
    public static function resource($value, $type = null, $message = '') {
        if (!\is_resource($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a resource. Got: %s', static::typeToString($value)));
        }
        if ($type && $type !== \get_resource_type($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a resource of type %2$s. Got: %s', static::typeToString($value), $type));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert callable $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function isCallable($value, $message = '') {
        if (!\is_callable($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a callable. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert array $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function isArray($value, $message = '') {
        if (!\is_array($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an array. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert iterable $value
     *
     * @deprecated use "isIterable" or "isInstanceOf" instead
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function isTraversable($value, $message = '') {
        @\trigger_error(\sprintf('The "%s" assertion is deprecated. You should stop using it, as it will soon be removed in 2.0 version. Use "isIterable" or "isInstanceOf" instead.', __METHOD__), \E_USER_DEPRECATED);
        if (!\is_array($value) && !$value instanceof Traversable) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a traversable. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert array|ArrayAccess $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function isArrayAccessible($value, $message = '') {
        if (!\is_array($value) && !$value instanceof ArrayAccess) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an array accessible. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert countable $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function isCountable($value, $message = '') {
        if (!\is_array($value) && !$value instanceof Countable && !$value instanceof ResourceBundle && !$value instanceof SimpleXMLElement) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a countable. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert iterable $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function isIterable($value, $message = '') {
        if (!\is_array($value) && !$value instanceof Traversable) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an iterable. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-template ExpectedType of object
     * @psalm-param class-string<ExpectedType> $class
     * @psalm-assert ExpectedType $value
     *
     * @param mixed         $value
     * @param string|object $class
     * @param string        $message
     *
     * @throws InvalidArgumentException
     */
    public static function isInstanceOf($value, $class, $message = '') {
        if (!$value instanceof $class) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an instance of %2$s. Got: %s', static::typeToString($value), $class));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-template ExpectedType of object
     * @psalm-param class-string<ExpectedType> $class
     * @psalm-assert !ExpectedType $value
     *
     * @param mixed         $value
     * @param string|object $class
     * @param string        $message
     *
     * @throws InvalidArgumentException
     */
    public static function notInstanceOf($value, $class, $message = '') {
        if ($value instanceof $class) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an instance other than %2$s. Got: %s', static::typeToString($value), $class));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-param array<class-string> $classes
     *
     * @param mixed                $value
     * @param array<object|string> $classes
     * @param string               $message
     *
     * @throws InvalidArgumentException
     */
    public static function isInstanceOfAny($value, array $classes, $message = '') {
        foreach ($classes as $class) {
            if ($value instanceof $class) {
                return;
            }
        }
        static::reportInvalidArgument(\sprintf($message ?: 'Expected an instance of any of %2$s. Got: %s', static::typeToString($value), \implode(', ', \array_map(array(
            static::class,
            'valueToString',
        ), $classes))));
    }
    
    /**
     * @psalm-pure
     * @psalm-template ExpectedType of object
     * @psalm-param class-string<ExpectedType> $class
     * @psalm-assert ExpectedType|class-string<ExpectedType> $value
     *
     * @param object|string $value
     * @param string        $class
     * @param string        $message
     *
     * @throws InvalidArgumentException
     */
    public static function isAOf($value, $class, $message = '') {
        static::string($class, 'Expected class as a string. Got: %s');
        if (!\is_a($value, $class, \is_string($value))) {
            static::reportInvalidArgument(sprintf($message ?: 'Expected an instance of this class or to this class among its parents "%2$s". Got: %s', static::valueToString($value), $class));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-template UnexpectedType of object
     * @psalm-param class-string<UnexpectedType> $class
     * @psalm-assert !UnexpectedType $value
     * @psalm-assert !class-string<UnexpectedType> $value
     *
     * @param object|string $value
     * @param string        $class
     * @param string        $message
     *
     * @throws InvalidArgumentException
     */
    public static function isNotA($value, $class, $message = '') {
        static::string($class, 'Expected class as a string. Got: %s');
        if (\is_a($value, $class, \is_string($value))) {
            static::reportInvalidArgument(sprintf($message ?: 'Expected an instance of this class or to this class among its parents other than "%2$s". Got: %s', static::valueToString($value), $class));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-param array<class-string> $classes
     *
     * @param object|string $value
     * @param string[]      $classes
     * @param string        $message
     *
     * @throws InvalidArgumentException
     */
    public static function isAnyOf($value, array $classes, $message = '') {
        foreach ($classes as $class) {
            static::string($class, 'Expected class as a string. Got: %s');
            if (\is_a($value, $class, \is_string($value))) {
                return;
            }
        }
        static::reportInvalidArgument(sprintf($message ?: 'Expected an instance of any of this classes or any of those classes among their parents "%2$s". Got: %s', static::valueToString($value), \implode(', ', $classes)));
    }
    
    /**
     * @psalm-pure
     * @psalm-assert empty $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function isEmpty($value, $message = '') {
        if (!empty($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an empty value. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert !empty $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function notEmpty($value, $message = '') {
        if (empty($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a non-empty value. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert null $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function null($value, $message = '') {
        if (null !== $value) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected null. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert !null $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function notNull($value, $message = '') {
        if (null === $value) {
            static::reportInvalidArgument($message ?: 'Expected a value other than null.');
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert true $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function true($value, $message = '') {
        if (true !== $value) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to be true. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert false $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function false($value, $message = '') {
        if (false !== $value) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to be false. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert !false $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function notFalse($value, $message = '') {
        if (false === $value) {
            static::reportInvalidArgument($message ?: 'Expected a value other than false.');
        }
    }
    
    /**
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function ip($value, $message = '') {
        if (false === \filter_var($value, \FILTER_VALIDATE_IP)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to be an IP. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function ipv4($value, $message = '') {
        if (false === \filter_var($value, \FILTER_VALIDATE_IP, \FILTER_FLAG_IPV4)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to be an IPv4. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function ipv6($value, $message = '') {
        if (false === \filter_var($value, \FILTER_VALIDATE_IP, \FILTER_FLAG_IPV6)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to be an IPv6. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function email($value, $message = '') {
        if (false === \filter_var($value, FILTER_VALIDATE_EMAIL)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to be a valid e-mail address. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * Does non strict comparisons on the items, so ['3', 3] will not pass the assertion.
     *
     * @param array  $values
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function uniqueValues(array $values, $message = '') {
        $allValues = \count($values);
        $uniqueValues = \count(\array_unique($values));
        if ($allValues !== $uniqueValues) {
            $difference = $allValues - $uniqueValues;
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an array of unique values, but %s of them %s duplicated', $difference, 1 === $difference ? 'is' : 'are'));
        }
    }
    
    /**
     * @param mixed  $value
     * @param mixed  $expect
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function eq($value, $expect, $message = '') {
        if ($expect != $value) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value equal to %2$s. Got: %s', static::valueToString($value), static::valueToString($expect)));
        }
    }
    
    /**
     * @param mixed  $value
     * @param mixed  $expect
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function notEq($value, $expect, $message = '') {
        if ($expect == $value) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a different value than %s.', static::valueToString($expect)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param mixed  $value
     * @param mixed  $expect
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function same($value, $expect, $message = '') {
        if ($expect !== $value) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value identical to %2$s. Got: %s', static::valueToString($value), static::valueToString($expect)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param mixed  $value
     * @param mixed  $expect
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function notSame($value, $expect, $message = '') {
        if ($expect === $value) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value not identical to %s.', static::valueToString($expect)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param mixed  $value
     * @param mixed  $limit
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function greaterThan($value, $limit, $message = '') {
        if ($value <= $limit) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value greater than %2$s. Got: %s', static::valueToString($value), static::valueToString($limit)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param mixed  $value
     * @param mixed  $limit
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function greaterThanEq($value, $limit, $message = '') {
        if ($value < $limit) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value greater than or equal to %2$s. Got: %s', static::valueToString($value), static::valueToString($limit)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param mixed  $value
     * @param mixed  $limit
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function lessThan($value, $limit, $message = '') {
        if ($value >= $limit) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value less than %2$s. Got: %s', static::valueToString($value), static::valueToString($limit)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param mixed  $value
     * @param mixed  $limit
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function lessThanEq($value, $limit, $message = '') {
        if ($value > $limit) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value less than or equal to %2$s. Got: %s', static::valueToString($value), static::valueToString($limit)));
        }
    }
    
    /**
     * Inclusive range, so Assert::(3, 3, 5) passes.
     *
     * @psalm-pure
     *
     * @param mixed  $value
     * @param mixed  $min
     * @param mixed  $max
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function range($value, $min, $max, $message = '') {
        if ($value < $min || $value > $max) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value between %2$s and %3$s. Got: %s', static::valueToString($value), static::valueToString($min), static::valueToString($max)));
        }
    }
    
    /**
     * A more human-readable alias of Assert::inArray().
     *
     * @psalm-pure
     *
     * @param mixed  $value
     * @param array  $values
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function oneOf($value, array $values, $message = '') {
        static::inArray($value, $values, $message);
    }
    
    /**
     * Does strict comparison, so Assert::inArray(3, ['3']) does not pass the assertion.
     *
     * @psalm-pure
     *
     * @param mixed  $value
     * @param array  $values
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function inArray($value, array $values, $message = '') {
        if (!\in_array($value, $values, true)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected one of: %2$s. Got: %s', static::valueToString($value), \implode(', ', \array_map(array(
                static::class,
                'valueToString',
            ), $values))));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param string $value
     * @param string $subString
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function contains($value, $subString, $message = '') {
        if (false === \strpos($value, $subString)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to contain %2$s. Got: %s', static::valueToString($value), static::valueToString($subString)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param string $value
     * @param string $subString
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function notContains($value, $subString, $message = '') {
        if (false !== \strpos($value, $subString)) {
            static::reportInvalidArgument(\sprintf($message ?: '%2$s was not expected to be contained in a value. Got: %s', static::valueToString($value), static::valueToString($subString)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param string $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function notWhitespaceOnly($value, $message = '') {
        if (\preg_match('/^\\s*$/', $value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a non-whitespace string. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param string $value
     * @param string $prefix
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function startsWith($value, $prefix, $message = '') {
        if (0 !== \strpos($value, $prefix)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to start with %2$s. Got: %s', static::valueToString($value), static::valueToString($prefix)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param string $value
     * @param string $prefix
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function notStartsWith($value, $prefix, $message = '') {
        if (0 === \strpos($value, $prefix)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value not to start with %2$s. Got: %s', static::valueToString($value), static::valueToString($prefix)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function startsWithLetter($value, $message = '') {
        static::string($value);
        $valid = isset($value[0]);
        if ($valid) {
            $locale = \setlocale(LC_CTYPE, 0);
            \setlocale(LC_CTYPE, 'C');
            $valid = \ctype_alpha($value[0]);
            \setlocale(LC_CTYPE, $locale);
        }
        if (!$valid) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to start with a letter. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param string $value
     * @param string $suffix
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function endsWith($value, $suffix, $message = '') {
        if ($suffix !== \substr($value, -\strlen($suffix))) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to end with %2$s. Got: %s', static::valueToString($value), static::valueToString($suffix)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param string $value
     * @param string $suffix
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function notEndsWith($value, $suffix, $message = '') {
        if ($suffix === \substr($value, -\strlen($suffix))) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value not to end with %2$s. Got: %s', static::valueToString($value), static::valueToString($suffix)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param string $value
     * @param string $pattern
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function regex($value, $pattern, $message = '') {
        if (!\preg_match($pattern, $value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'The value %s does not match the expected pattern.', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param string $value
     * @param string $pattern
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function notRegex($value, $pattern, $message = '') {
        if (\preg_match($pattern, $value, $matches, PREG_OFFSET_CAPTURE)) {
            static::reportInvalidArgument(\sprintf($message ?: 'The value %s matches the pattern %s (at offset %d).', static::valueToString($value), static::valueToString($pattern), $matches[0][1]));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function unicodeLetters($value, $message = '') {
        static::string($value);
        if (!\preg_match('/^\\p{L}+$/u', $value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to contain only Unicode letters. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function alpha($value, $message = '') {
        static::string($value);
        $locale = \setlocale(LC_CTYPE, 0);
        \setlocale(LC_CTYPE, 'C');
        $valid = !\ctype_alpha($value);
        \setlocale(LC_CTYPE, $locale);
        if ($valid) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to contain only letters. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param string $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function digits($value, $message = '') {
        $locale = \setlocale(LC_CTYPE, 0);
        \setlocale(LC_CTYPE, 'C');
        $valid = !\ctype_digit($value);
        \setlocale(LC_CTYPE, $locale);
        if ($valid) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to contain digits only. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param string $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function alnum($value, $message = '') {
        $locale = \setlocale(LC_CTYPE, 0);
        \setlocale(LC_CTYPE, 'C');
        $valid = !\ctype_alnum($value);
        \setlocale(LC_CTYPE, $locale);
        if ($valid) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to contain letters and digits only. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert lowercase-string $value
     *
     * @param string $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function lower($value, $message = '') {
        $locale = \setlocale(LC_CTYPE, 0);
        \setlocale(LC_CTYPE, 'C');
        $valid = !\ctype_lower($value);
        \setlocale(LC_CTYPE, $locale);
        if ($valid) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to contain lowercase characters only. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert !lowercase-string $value
     *
     * @param string $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function upper($value, $message = '') {
        $locale = \setlocale(LC_CTYPE, 0);
        \setlocale(LC_CTYPE, 'C');
        $valid = !\ctype_upper($value);
        \setlocale(LC_CTYPE, $locale);
        if ($valid) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to contain uppercase characters only. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param string $value
     * @param int    $length
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function length($value, $length, $message = '') {
        if ($length !== static::strlen($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to contain %2$s characters. Got: %s', static::valueToString($value), $length));
        }
    }
    
    /**
     * Inclusive min.
     *
     * @psalm-pure
     *
     * @param string    $value
     * @param int|float $min
     * @param string    $message
     *
     * @throws InvalidArgumentException
     */
    public static function minLength($value, $min, $message = '') {
        if (static::strlen($value) < $min) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to contain at least %2$s characters. Got: %s', static::valueToString($value), $min));
        }
    }
    
    /**
     * Inclusive max.
     *
     * @psalm-pure
     *
     * @param string    $value
     * @param int|float $max
     * @param string    $message
     *
     * @throws InvalidArgumentException
     */
    public static function maxLength($value, $max, $message = '') {
        if (static::strlen($value) > $max) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to contain at most %2$s characters. Got: %s', static::valueToString($value), $max));
        }
    }
    
    /**
     * Inclusive , so Assert::lengthBetween('asd', 3, 5); passes the assertion.
     *
     * @psalm-pure
     *
     * @param string    $value
     * @param int|float $min
     * @param int|float $max
     * @param string    $message
     *
     * @throws InvalidArgumentException
     */
    public static function lengthBetween($value, $min, $max, $message = '') {
        $length = static::strlen($value);
        if ($length < $min || $length > $max) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a value to contain between %2$s and %3$s characters. Got: %s', static::valueToString($value), $min, $max));
        }
    }
    
    /**
     * Will also pass if $value is a directory, use Assert::file() instead if you need to be sure it is a file.
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function fileExists($value, $message = '') {
        static::string($value);
        if (!\file_exists($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'The file %s does not exist.', static::valueToString($value)));
        }
    }
    
    /**
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function file($value, $message = '') {
        static::fileExists($value, $message);
        if (!\is_file($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'The path %s is not a file.', static::valueToString($value)));
        }
    }
    
    /**
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function directory($value, $message = '') {
        static::fileExists($value, $message);
        if (!\is_dir($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'The path %s is no directory.', static::valueToString($value)));
        }
    }
    
    /**
     * @param string $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function readable($value, $message = '') {
        if (!\is_readable($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'The path %s is not readable.', static::valueToString($value)));
        }
    }
    
    /**
     * @param string $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function writable($value, $message = '') {
        if (!\is_writable($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'The path %s is not writable.', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-assert class-string $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function classExists($value, $message = '') {
        if (!\class_exists($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an existing class name. Got: %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-template ExpectedType of object
     * @psalm-param class-string<ExpectedType> $class
     * @psalm-assert class-string<ExpectedType>|ExpectedType $value
     *
     * @param mixed         $value
     * @param string|object $class
     * @param string        $message
     *
     * @throws InvalidArgumentException
     */
    public static function subclassOf($value, $class, $message = '') {
        if (!\is_subclass_of($value, $class)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected a sub-class of %2$s. Got: %s', static::valueToString($value), static::valueToString($class)));
        }
    }
    
    /**
     * @psalm-assert class-string $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function interfaceExists($value, $message = '') {
        if (!\interface_exists($value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an existing interface name. got %s', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-template ExpectedType of object
     * @psalm-param class-string<ExpectedType> $interface
     * @psalm-assert class-string<ExpectedType> $value
     *
     * @param mixed  $value
     * @param mixed  $interface
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function implementsInterface($value, $interface, $message = '') {
        if (!\in_array($interface, \class_implements($value))) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an implementation of %2$s. Got: %s', static::valueToString($value), static::valueToString($interface)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-param class-string|object $classOrObject
     *
     * @param string|object $classOrObject
     * @param mixed         $property
     * @param string        $message
     *
     * @throws InvalidArgumentException
     */
    public static function propertyExists($classOrObject, $property, $message = '') {
        if (!\property_exists($classOrObject, $property)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected the property %s to exist.', static::valueToString($property)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-param class-string|object $classOrObject
     *
     * @param string|object $classOrObject
     * @param mixed         $property
     * @param string        $message
     *
     * @throws InvalidArgumentException
     */
    public static function propertyNotExists($classOrObject, $property, $message = '') {
        if (\property_exists($classOrObject, $property)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected the property %s to not exist.', static::valueToString($property)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-param class-string|object $classOrObject
     *
     * @param string|object $classOrObject
     * @param mixed         $method
     * @param string        $message
     *
     * @throws InvalidArgumentException
     */
    public static function methodExists($classOrObject, $method, $message = '') {
        if (!(\is_string($classOrObject) || \is_object($classOrObject)) || !\method_exists($classOrObject, $method)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected the method %s to exist.', static::valueToString($method)));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-param class-string|object $classOrObject
     *
     * @param string|object $classOrObject
     * @param mixed         $method
     * @param string        $message
     *
     * @throws InvalidArgumentException
     */
    public static function methodNotExists($classOrObject, $method, $message = '') {
        if ((\is_string($classOrObject) || \is_object($classOrObject)) && \method_exists($classOrObject, $method)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected the method %s to not exist.', static::valueToString($method)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param array      $array
     * @param string|int $key
     * @param string     $message
     *
     * @throws InvalidArgumentException
     */
    public static function keyExists($array, $key, $message = '') {
        if (!(isset($array[$key]) || \array_key_exists($key, $array))) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected the key %s to exist.', static::valueToString($key)));
        }
    }
    
    /**
     * @psalm-pure
     *
     * @param array      $array
     * @param string|int $key
     * @param string     $message
     *
     * @throws InvalidArgumentException
     */
    public static function keyNotExists($array, $key, $message = '') {
        if (isset($array[$key]) || \array_key_exists($key, $array)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected the key %s to not exist.', static::valueToString($key)));
        }
    }
    
    /**
     * Checks if a value is a valid array key (int or string).
     *
     * @psalm-pure
     * @psalm-assert array-key $value
     *
     * @param mixed  $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function validArrayKey($value, $message = '') {
        if (!(\is_int($value) || \is_string($value))) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected string or integer. Got: %s', static::typeToString($value)));
        }
    }
    
    /**
     * Does not check if $array is countable, this can generate a warning on php versions after 7.2.
     *
     * @param Countable|array $array
     * @param int             $number
     * @param string          $message
     *
     * @throws InvalidArgumentException
     */
    public static function count($array, $number, $message = '') {
        static::eq(\count($array), $number, \sprintf($message ?: 'Expected an array to contain %d elements. Got: %d.', $number, \count($array)));
    }
    
    /**
     * Does not check if $array is countable, this can generate a warning on php versions after 7.2.
     *
     * @param Countable|array $array
     * @param int|float       $min
     * @param string          $message
     *
     * @throws InvalidArgumentException
     */
    public static function minCount($array, $min, $message = '') {
        if (\count($array) < $min) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an array to contain at least %2$d elements. Got: %d', \count($array), $min));
        }
    }
    
    /**
     * Does not check if $array is countable, this can generate a warning on php versions after 7.2.
     *
     * @param Countable|array $array
     * @param int|float       $max
     * @param string          $message
     *
     * @throws InvalidArgumentException
     */
    public static function maxCount($array, $max, $message = '') {
        if (\count($array) > $max) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an array to contain at most %2$d elements. Got: %d', \count($array), $max));
        }
    }
    
    /**
     * Does not check if $array is countable, this can generate a warning on php versions after 7.2.
     *
     * @param Countable|array $array
     * @param int|float       $min
     * @param int|float       $max
     * @param string          $message
     *
     * @throws InvalidArgumentException
     */
    public static function countBetween($array, $min, $max, $message = '') {
        $count = \count($array);
        if ($count < $min || $count > $max) {
            static::reportInvalidArgument(\sprintf($message ?: 'Expected an array to contain between %2$d and %3$d elements. Got: %d', $count, $min, $max));
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert list $array
     *
     * @param mixed  $array
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function isList($array, $message = '') {
        if (!\is_array($array)) {
            static::reportInvalidArgument($message ?: 'Expected list - non-associative array.');
        }
        if ($array === \array_values($array)) {
            return;
        }
        $nextKey = -1;
        foreach ($array as $k => $v) {
            if ($k !== ++$nextKey) {
                static::reportInvalidArgument($message ?: 'Expected list - non-associative array.');
            }
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-assert non-empty-list $array
     *
     * @param mixed  $array
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function isNonEmptyList($array, $message = '') {
        static::isList($array, $message);
        static::notEmpty($array, $message);
    }
    
    /**
     * @psalm-pure
     * @psalm-template T
     * @psalm-param mixed|array<T> $array
     * @psalm-assert array<string, T> $array
     *
     * @param mixed  $array
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function isMap($array, $message = '') {
        if (!\is_array($array) || \array_keys($array) !== \array_filter(\array_keys($array), '\\is_string')) {
            static::reportInvalidArgument($message ?: 'Expected map - associative array with string keys.');
        }
    }
    
    /**
     * @psalm-pure
     * @psalm-template T
     * @psalm-param mixed|array<T> $array
     * @psalm-assert array<string, T> $array
     * @psalm-assert !empty $array
     *
     * @param mixed  $array
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function isNonEmptyMap($array, $message = '') {
        static::isMap($array, $message);
        static::notEmpty($array, $message);
    }
    
    /**
     * @psalm-pure
     *
     * @param string $value
     * @param string $message
     *
     * @throws InvalidArgumentException
     */
    public static function uuid($value, $message = '') {
        $value = \str_replace(array(
            'urn:',
            'uuid:',
            '{',
            '}',
        ), '', $value);
        // The nil UUID is special form of UUID that is specified to have all
        // 128 bits set to zero.
        if ('00000000-0000-0000-0000-000000000000' === $value) {
            return;
        }
        if (!\preg_match('/^[0-9A-Fa-f]{8}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{12}$/', $value)) {
            static::reportInvalidArgument(\sprintf($message ?: 'Value %s is not a valid UUID.', static::valueToString($value)));
        }
    }
    
    /**
     * @psalm-param class-string<Throwable> $class
     *
     * @param Closure $expression
     * @param string  $class
     * @param string  $message
     *
     * @throws InvalidArgumentException
     */
    public static function throws(Closure $expression, $class = 'Exception', $message = '') {
        static::string($class);
        $actual = 'none';
        try {
            $expression();
        } catch (Exception $e) {
            $actual = \get_class($e);
            if ($e instanceof $class) {
                return;
            }
        } catch (Throwable $e) {
            $actual = \get_class($e);
            if ($e instanceof $class) {
                return;
            }
        }
        static::reportInvalidArgument($message ?: \sprintf('Expected to throw "%s", got "%s"', $class, $actual));
    }
    
    /**
     * @throws BadMethodCallException
     */
    public static function __callStatic($name, $arguments) {
        if ('nullOr' === \substr($name, 0, 6)) {
            if (null !== $arguments[0]) {
                $method = \lcfirst(\substr($name, 6));
                \call_user_func_array(array(
                    static::class,
                    $method,
                ), $arguments);
            }
            return;
        }
        if ('all' === \substr($name, 0, 3)) {
            static::isIterable($arguments[0]);
            $method = \lcfirst(\substr($name, 3));
            $args = $arguments;
            foreach ($arguments[0] as $entry) {
                $args[0] = $entry;
                \call_user_func_array(array(
                    static::class,
                    $method,
                ), $args);
            }
            return;
        }
        throw new BadMethodCallException('No such method: ' . $name);
    }
    
    /**
     * @param mixed $value
     *
     * @return string
     */
    protected static function valueToString($value) {
        if (null === $value) {
            return 'null';
        }
        if (true === $value) {
            return 'true';
        }
        if (false === $value) {
            return 'false';
        }
        if (\is_array($value)) {
            return 'array';
        }
        if (\is_object($value)) {
            if (\method_exists($value, '__toString')) {
                return \get_class($value) . ': ' . self::valueToString($value->__toString());
            }
            if ($value instanceof DateTime || $value instanceof DateTimeImmutable) {
                return \get_class($value) . ': ' . self::valueToString($value->format('c'));
            }
            return \get_class($value);
        }
        if (\is_resource($value)) {
            return 'resource';
        }
        if (\is_string($value)) {
            return '"' . $value . '"';
        }
        return (string) $value;
    }
    
    /**
     * @param mixed $value
     *
     * @return string
     */
    protected static function typeToString($value) {
        return \is_object($value) ? \get_class($value) : \gettype($value);
    }
    protected static function strlen($value) {
        if (!\function_exists('mb_detect_encoding')) {
            return \strlen($value);
        }
        if (false === ($encoding = \mb_detect_encoding($value))) {
            return \strlen($value);
        }
        return \mb_strlen($value, $encoding);
    }
    
    /**
     * @param string $message
     *
     * @throws InvalidArgumentException
     *
     * @psalm-pure this method is not supposed to perform side-effects
     * @psalm-return never
     */
    protected static function reportInvalidArgument($message) {
        throw new InvalidArgumentException($message);
    }
    private function __construct() {
    }

}

Members

Title Sort descending Deprecated Modifiers Object type Summary
Assert::alnum public static function @psalm-pure
Assert::alpha public static function @psalm-pure
Assert::boolean public static function @psalm-pure
@psalm-assert bool $value
Assert::classExists public static function @psalm-assert class-string $value
Assert::contains public static function @psalm-pure
Assert::count public static function Does not check if $array is countable, this can generate a warning on php versions after 7.2.
Assert::countBetween public static function Does not check if $array is countable, this can generate a warning on php versions after 7.2.
Assert::digits public static function @psalm-pure
Assert::directory public static function
Assert::email public static function
Assert::endsWith public static function @psalm-pure
Assert::eq public static function
Assert::false public static function @psalm-pure
@psalm-assert false $value
Assert::file public static function
Assert::fileExists public static function Will also pass if $value is a directory, use Assert::file() instead if you need to be sure it is a file.
Assert::float public static function @psalm-pure
@psalm-assert float $value
Assert::greaterThan public static function @psalm-pure
Assert::greaterThanEq public static function @psalm-pure
Assert::implementsInterface public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $interface
@psalm-assert class-string&lt;ExpectedType&gt; $value
Assert::inArray public static function Does strict comparison, so Assert::inArray(3, [&#039;3&#039;]) does not pass the assertion.
Assert::integer public static function @psalm-pure
@psalm-assert int $value
Assert::integerish public static function @psalm-pure
@psalm-assert numeric $value
Assert::interfaceExists public static function @psalm-assert class-string $value
Assert::ip public static function
Assert::ipv4 public static function
Assert::ipv6 public static function
Assert::isAnyOf public static function @psalm-pure
@psalm-param array&lt;class-string&gt; $classes
Assert::isAOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert ExpectedType|class-string&lt;ExpectedType&gt; $value
Assert::isArray public static function @psalm-pure
@psalm-assert array $value
Assert::isArrayAccessible public static function @psalm-pure
@psalm-assert array|ArrayAccess $value
Assert::isCallable public static function @psalm-pure
@psalm-assert callable $value
Assert::isCountable public static function @psalm-pure
@psalm-assert countable $value
Assert::isEmpty public static function @psalm-pure
@psalm-assert empty $value
Assert::isInstanceOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert ExpectedType $value
Assert::isInstanceOfAny public static function @psalm-pure
@psalm-param array&lt;class-string&gt; $classes
Assert::isIterable public static function @psalm-pure
@psalm-assert iterable $value
Assert::isList public static function @psalm-pure
@psalm-assert list $array
Assert::isMap public static function @psalm-pure
@psalm-template T
@psalm-param mixed|array&lt;T&gt; $array
@psalm-assert array&lt;string, T&gt; $array
Assert::isNonEmptyList public static function @psalm-pure
@psalm-assert non-empty-list $array
Assert::isNonEmptyMap public static function @psalm-pure
@psalm-template T
@psalm-param mixed|array&lt;T&gt; $array
@psalm-assert array&lt;string, T&gt; $array
@psalm-assert !empty $array
Assert::isNotA public static function @psalm-pure
@psalm-template UnexpectedType of object
@psalm-param class-string&lt;UnexpectedType&gt; $class
@psalm-assert !UnexpectedType $value
@psalm-assert !class-string&lt;UnexpectedType&gt; $value
Assert::isTraversable Deprecated public static function @psalm-pure
@psalm-assert iterable $value
Assert::keyExists public static function @psalm-pure
Assert::keyNotExists public static function @psalm-pure
Assert::length public static function @psalm-pure
Assert::lengthBetween public static function Inclusive , so Assert::lengthBetween(&#039;asd&#039;, 3, 5); passes the assertion.
Assert::lessThan public static function @psalm-pure
Assert::lessThanEq public static function @psalm-pure
Assert::lower public static function @psalm-pure
@psalm-assert lowercase-string $value
Assert::maxCount public static function Does not check if $array is countable, this can generate a warning on php versions after 7.2.
Assert::maxLength public static function Inclusive max.
Assert::methodExists public static function @psalm-pure
@psalm-param class-string|object $classOrObject
Assert::methodNotExists public static function @psalm-pure
@psalm-param class-string|object $classOrObject
Assert::minCount public static function Does not check if $array is countable, this can generate a warning on php versions after 7.2.
Assert::minLength public static function Inclusive min.
Assert::natural public static function @psalm-pure
@psalm-assert positive-int|0 $value
Assert::notContains public static function @psalm-pure
Assert::notEmpty public static function @psalm-pure
@psalm-assert !empty $value
Assert::notEndsWith public static function @psalm-pure
Assert::notEq public static function
Assert::notFalse public static function @psalm-pure
@psalm-assert !false $value
Assert::notInstanceOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert !ExpectedType $value
Assert::notNull public static function @psalm-pure
@psalm-assert !null $value
Assert::notRegex public static function @psalm-pure
Assert::notSame public static function @psalm-pure
Assert::notStartsWith public static function @psalm-pure
Assert::notWhitespaceOnly public static function @psalm-pure
Assert::null public static function @psalm-pure
@psalm-assert null $value
Assert::numeric public static function @psalm-pure
@psalm-assert numeric $value
Assert::object public static function @psalm-pure
@psalm-assert object $value
Assert::oneOf public static function A more human-readable alias of Assert::inArray().
Assert::positiveInteger public static function @psalm-pure
@psalm-assert positive-int $value
Assert::propertyExists public static function @psalm-pure
@psalm-param class-string|object $classOrObject
Assert::propertyNotExists public static function @psalm-pure
@psalm-param class-string|object $classOrObject
Assert::range public static function Inclusive range, so Assert::(3, 3, 5) passes.
Assert::readable public static function
Assert::regex public static function @psalm-pure
Assert::reportInvalidArgument protected static function @psalm-pure this method is not supposed to perform side-effects
@psalm-return never
Assert::resource public static function @psalm-pure
@psalm-assert resource $value
Assert::same public static function @psalm-pure
Assert::scalar public static function @psalm-pure
@psalm-assert scalar $value
Assert::startsWith public static function @psalm-pure
Assert::startsWithLetter public static function @psalm-pure
Assert::string public static function @psalm-pure
@psalm-assert string $value
Assert::stringNotEmpty public static function @psalm-pure
@psalm-assert non-empty-string $value
Assert::strlen protected static function
Assert::subclassOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert class-string&lt;ExpectedType&gt;|ExpectedType $value
Assert::throws public static function @psalm-param class-string&lt;Throwable&gt; $class
Assert::true public static function @psalm-pure
@psalm-assert true $value
Assert::typeToString protected static function
Assert::unicodeLetters public static function @psalm-pure
Assert::uniqueValues public static function Does non strict comparisons on the items, so [&#039;3&#039;, 3] will not pass the assertion.
Assert::upper public static function @psalm-pure
@psalm-assert !lowercase-string $value
Assert::uuid public static function @psalm-pure
Assert::validArrayKey public static function Checks if a value is a valid array key (int or string).
Assert::valueToString protected static function
Assert::writable public static function
Assert::__callStatic public static function
Assert::__construct private function
Mixin::allAlnum public static function @psalm-pure
Mixin::allAlpha public static function @psalm-pure
Mixin::allBoolean public static function @psalm-pure
@psalm-assert iterable&lt;bool&gt; $value
Mixin::allClassExists public static function @psalm-assert iterable&lt;class-string&gt; $value
Mixin::allContains public static function @psalm-pure
Mixin::allCount public static function
Mixin::allCountBetween public static function
Mixin::allDigits public static function @psalm-pure
Mixin::allDirectory public static function
Mixin::allEmail public static function
Mixin::allEndsWith public static function @psalm-pure
Mixin::allEq public static function
Mixin::allFalse public static function @psalm-pure
@psalm-assert iterable&lt;false&gt; $value
Mixin::allFile public static function
Mixin::allFileExists public static function
Mixin::allFloat public static function @psalm-pure
@psalm-assert iterable&lt;float&gt; $value
Mixin::allGreaterThan public static function @psalm-pure
Mixin::allGreaterThanEq public static function @psalm-pure
Mixin::allImplementsInterface public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $interface
@psalm-assert iterable&lt;class-string&lt;ExpectedType&gt;&gt; $value
Mixin::allInArray public static function @psalm-pure
Mixin::allInteger public static function @psalm-pure
@psalm-assert iterable&lt;int&gt; $value
Mixin::allIntegerish public static function @psalm-pure
@psalm-assert iterable&lt;numeric&gt; $value
Mixin::allInterfaceExists public static function @psalm-assert iterable&lt;class-string&gt; $value
Mixin::allIp public static function
Mixin::allIpv4 public static function
Mixin::allIpv6 public static function
Mixin::allIsAnyOf public static function @psalm-pure
@psalm-param array&lt;class-string&gt; $classes
Mixin::allIsAOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert iterable&lt;ExpectedType|class-string&lt;ExpectedType&gt;&gt; $value
Mixin::allIsArray public static function @psalm-pure
@psalm-assert iterable&lt;array&gt; $value
Mixin::allIsArrayAccessible public static function @psalm-pure
@psalm-assert iterable&lt;array|ArrayAccess&gt; $value
Mixin::allIsCallable public static function @psalm-pure
@psalm-assert iterable&lt;callable&gt; $value
Mixin::allIsCountable public static function @psalm-pure
@psalm-assert iterable&lt;countable&gt; $value
Mixin::allIsEmpty public static function @psalm-pure
@psalm-assert iterable&lt;empty&gt; $value
Mixin::allIsInstanceOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert iterable&lt;ExpectedType&gt; $value
Mixin::allIsInstanceOfAny public static function @psalm-pure
@psalm-param array&lt;class-string&gt; $classes
Mixin::allIsIterable public static function @psalm-pure
@psalm-assert iterable&lt;iterable&gt; $value
Mixin::allIsList public static function @psalm-pure
@psalm-assert iterable&lt;list&gt; $array
Mixin::allIsMap public static function @psalm-pure
@psalm-template T
@psalm-param iterable&lt;mixed|array&lt;T&gt;&gt; $array
@psalm-assert iterable&lt;array&lt;string, T&gt;&gt; $array
Mixin::allIsNonEmptyList public static function @psalm-pure
@psalm-assert iterable&lt;non-empty-list&gt; $array
Mixin::allIsNonEmptyMap public static function @psalm-pure
@psalm-template T
@psalm-param iterable&lt;mixed|array&lt;T&gt;&gt; $array
Mixin::allIsNotA public static function @psalm-pure
@psalm-template UnexpectedType of object
@psalm-param class-string&lt;UnexpectedType&gt; $class
Mixin::allIsTraversable Deprecated public static function @psalm-pure
@psalm-assert iterable&lt;iterable&gt; $value
Mixin::allKeyExists public static function @psalm-pure
Mixin::allKeyNotExists public static function @psalm-pure
Mixin::allLength public static function @psalm-pure
Mixin::allLengthBetween public static function @psalm-pure
Mixin::allLessThan public static function @psalm-pure
Mixin::allLessThanEq public static function @psalm-pure
Mixin::allLower public static function @psalm-pure
@psalm-assert iterable&lt;lowercase-string&gt; $value
Mixin::allMaxCount public static function
Mixin::allMaxLength public static function @psalm-pure
Mixin::allMethodExists public static function @psalm-pure
@psalm-param iterable&lt;class-string|object&gt; $classOrObject
Mixin::allMethodNotExists public static function @psalm-pure
@psalm-param iterable&lt;class-string|object&gt; $classOrObject
Mixin::allMinCount public static function
Mixin::allMinLength public static function @psalm-pure
Mixin::allNatural public static function @psalm-pure
@psalm-assert iterable&lt;positive-int|0&gt; $value
Mixin::allNotContains public static function @psalm-pure
Mixin::allNotEmpty public static function @psalm-pure
Mixin::allNotEndsWith public static function @psalm-pure
Mixin::allNotEq public static function
Mixin::allNotFalse public static function @psalm-pure
Mixin::allNotInstanceOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
Mixin::allNotNull public static function @psalm-pure
Mixin::allNotRegex public static function @psalm-pure
Mixin::allNotSame public static function @psalm-pure
Mixin::allNotStartsWith public static function @psalm-pure
Mixin::allNotWhitespaceOnly public static function @psalm-pure
Mixin::allNull public static function @psalm-pure
@psalm-assert iterable&lt;null&gt; $value
Mixin::allNullOrAlnum public static function @psalm-pure
Mixin::allNullOrAlpha public static function @psalm-pure
Mixin::allNullOrBoolean public static function @psalm-pure
@psalm-assert iterable&lt;bool|null&gt; $value
Mixin::allNullOrClassExists public static function @psalm-assert iterable&lt;class-string|null&gt; $value
Mixin::allNullOrContains public static function @psalm-pure
Mixin::allNullOrCount public static function
Mixin::allNullOrCountBetween public static function
Mixin::allNullOrDigits public static function @psalm-pure
Mixin::allNullOrDirectory public static function
Mixin::allNullOrEmail public static function
Mixin::allNullOrEndsWith public static function @psalm-pure
Mixin::allNullOrEq public static function
Mixin::allNullOrFalse public static function @psalm-pure
@psalm-assert iterable&lt;false|null&gt; $value
Mixin::allNullOrFile public static function
Mixin::allNullOrFileExists public static function
Mixin::allNullOrFloat public static function @psalm-pure
@psalm-assert iterable&lt;float|null&gt; $value
Mixin::allNullOrGreaterThan public static function @psalm-pure
Mixin::allNullOrGreaterThanEq public static function @psalm-pure
Mixin::allNullOrImplementsInterface public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $interface
@psalm-assert iterable&lt;class-string&lt;ExpectedType&gt;|null&gt; $value
Mixin::allNullOrInArray public static function @psalm-pure
Mixin::allNullOrInteger public static function @psalm-pure
@psalm-assert iterable&lt;int|null&gt; $value
Mixin::allNullOrIntegerish public static function @psalm-pure
@psalm-assert iterable&lt;numeric|null&gt; $value
Mixin::allNullOrInterfaceExists public static function @psalm-assert iterable&lt;class-string|null&gt; $value
Mixin::allNullOrIp public static function
Mixin::allNullOrIpv4 public static function
Mixin::allNullOrIpv6 public static function
Mixin::allNullOrIsAnyOf public static function @psalm-pure
@psalm-param array&lt;class-string&gt; $classes
Mixin::allNullOrIsAOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert iterable&lt;ExpectedType|class-string&lt;ExpectedType&gt;|null&gt; $value
Mixin::allNullOrIsArray public static function @psalm-pure
@psalm-assert iterable&lt;array|null&gt; $value
Mixin::allNullOrIsArrayAccessible public static function @psalm-pure
@psalm-assert iterable&lt;array|ArrayAccess|null&gt; $value
Mixin::allNullOrIsCallable public static function @psalm-pure
@psalm-assert iterable&lt;callable|null&gt; $value
Mixin::allNullOrIsCountable public static function @psalm-pure
@psalm-assert iterable&lt;countable|null&gt; $value
Mixin::allNullOrIsEmpty public static function @psalm-pure
@psalm-assert iterable&lt;empty|null&gt; $value
Mixin::allNullOrIsInstanceOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert iterable&lt;ExpectedType|null&gt; $value
Mixin::allNullOrIsInstanceOfAny public static function @psalm-pure
@psalm-param array&lt;class-string&gt; $classes
Mixin::allNullOrIsIterable public static function @psalm-pure
@psalm-assert iterable&lt;iterable|null&gt; $value
Mixin::allNullOrIsList public static function @psalm-pure
@psalm-assert iterable&lt;list|null&gt; $array
Mixin::allNullOrIsMap public static function @psalm-pure
@psalm-template T
@psalm-param iterable&lt;mixed|array&lt;T&gt;|null&gt; $array
@psalm-assert iterable&lt;array&lt;string, T&gt;|null&gt; $array
Mixin::allNullOrIsNonEmptyList public static function @psalm-pure
@psalm-assert iterable&lt;non-empty-list|null&gt; $array
Mixin::allNullOrIsNonEmptyMap public static function @psalm-pure
@psalm-template T
@psalm-param iterable&lt;mixed|array&lt;T&gt;|null&gt; $array
@psalm-assert iterable&lt;array&lt;string, T&gt;|null&gt; $array
@psalm-assert iterable&lt;!empty|null&gt; $array
Mixin::allNullOrIsNotA public static function @psalm-pure
@psalm-template UnexpectedType of object
@psalm-param class-string&lt;UnexpectedType&gt; $class
@psalm-assert iterable&lt;!UnexpectedType|null&gt; $value
@psalm-assert iterable&lt;!class-string&lt;UnexpectedType&gt;|null&gt; $value
Mixin::allNullOrIsTraversable Deprecated public static function @psalm-pure
@psalm-assert iterable&lt;iterable|null&gt; $value
Mixin::allNullOrKeyExists public static function @psalm-pure
Mixin::allNullOrKeyNotExists public static function @psalm-pure
Mixin::allNullOrLength public static function @psalm-pure
Mixin::allNullOrLengthBetween public static function @psalm-pure
Mixin::allNullOrLessThan public static function @psalm-pure
Mixin::allNullOrLessThanEq public static function @psalm-pure
Mixin::allNullOrLower public static function @psalm-pure
@psalm-assert iterable&lt;lowercase-string|null&gt; $value
Mixin::allNullOrMaxCount public static function
Mixin::allNullOrMaxLength public static function @psalm-pure
Mixin::allNullOrMethodExists public static function @psalm-pure
@psalm-param iterable&lt;class-string|object|null&gt; $classOrObject
Mixin::allNullOrMethodNotExists public static function @psalm-pure
@psalm-param iterable&lt;class-string|object|null&gt; $classOrObject
Mixin::allNullOrMinCount public static function
Mixin::allNullOrMinLength public static function @psalm-pure
Mixin::allNullOrNatural public static function @psalm-pure
@psalm-assert iterable&lt;positive-int|0|null&gt; $value
Mixin::allNullOrNotContains public static function @psalm-pure
Mixin::allNullOrNotEmpty public static function @psalm-pure
@psalm-assert iterable&lt;!empty|null&gt; $value
Mixin::allNullOrNotEndsWith public static function @psalm-pure
Mixin::allNullOrNotEq public static function
Mixin::allNullOrNotFalse public static function @psalm-pure
@psalm-assert iterable&lt;!false|null&gt; $value
Mixin::allNullOrNotInstanceOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert iterable&lt;!ExpectedType|null&gt; $value
Mixin::allNullOrNotRegex public static function @psalm-pure
Mixin::allNullOrNotSame public static function @psalm-pure
Mixin::allNullOrNotStartsWith public static function @psalm-pure
Mixin::allNullOrNotWhitespaceOnly public static function @psalm-pure
Mixin::allNullOrNumeric public static function @psalm-pure
@psalm-assert iterable&lt;numeric|null&gt; $value
Mixin::allNullOrObject public static function @psalm-pure
@psalm-assert iterable&lt;object|null&gt; $value
Mixin::allNullOrOneOf public static function @psalm-pure
Mixin::allNullOrPositiveInteger public static function @psalm-pure
@psalm-assert iterable&lt;positive-int|null&gt; $value
Mixin::allNullOrPropertyExists public static function @psalm-pure
@psalm-param iterable&lt;class-string|object|null&gt; $classOrObject
Mixin::allNullOrPropertyNotExists public static function @psalm-pure
@psalm-param iterable&lt;class-string|object|null&gt; $classOrObject
Mixin::allNullOrRange public static function @psalm-pure
Mixin::allNullOrReadable public static function
Mixin::allNullOrRegex public static function @psalm-pure
Mixin::allNullOrResource public static function @psalm-pure
@psalm-assert iterable&lt;resource|null&gt; $value
Mixin::allNullOrSame public static function @psalm-pure
Mixin::allNullOrScalar public static function @psalm-pure
@psalm-assert iterable&lt;scalar|null&gt; $value
Mixin::allNullOrStartsWith public static function @psalm-pure
Mixin::allNullOrStartsWithLetter public static function @psalm-pure
Mixin::allNullOrString public static function @psalm-pure
@psalm-assert iterable&lt;string|null&gt; $value
Mixin::allNullOrStringNotEmpty public static function @psalm-pure
@psalm-assert iterable&lt;non-empty-string|null&gt; $value
Mixin::allNullOrSubclassOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert iterable&lt;class-string&lt;ExpectedType&gt;|ExpectedType|null&gt; $value
Mixin::allNullOrThrows public static function @psalm-param class-string&lt;Throwable&gt; $class
Mixin::allNullOrTrue public static function @psalm-pure
@psalm-assert iterable&lt;true|null&gt; $value
Mixin::allNullOrUnicodeLetters public static function @psalm-pure
Mixin::allNullOrUniqueValues public static function
Mixin::allNullOrUpper public static function @psalm-pure
@psalm-assert iterable&lt;!lowercase-string|null&gt; $value
Mixin::allNullOrUuid public static function @psalm-pure
Mixin::allNullOrValidArrayKey public static function @psalm-pure
@psalm-assert iterable&lt;array-key|null&gt; $value
Mixin::allNullOrWritable public static function
Mixin::allNumeric public static function @psalm-pure
@psalm-assert iterable&lt;numeric&gt; $value
Mixin::allObject public static function @psalm-pure
@psalm-assert iterable&lt;object&gt; $value
Mixin::allOneOf public static function @psalm-pure
Mixin::allPositiveInteger public static function @psalm-pure
@psalm-assert iterable&lt;positive-int&gt; $value
Mixin::allPropertyExists public static function @psalm-pure
@psalm-param iterable&lt;class-string|object&gt; $classOrObject
Mixin::allPropertyNotExists public static function @psalm-pure
@psalm-param iterable&lt;class-string|object&gt; $classOrObject
Mixin::allRange public static function @psalm-pure
Mixin::allReadable public static function
Mixin::allRegex public static function @psalm-pure
Mixin::allResource public static function @psalm-pure
@psalm-assert iterable&lt;resource&gt; $value
Mixin::allSame public static function @psalm-pure
Mixin::allScalar public static function @psalm-pure
@psalm-assert iterable&lt;scalar&gt; $value
Mixin::allStartsWith public static function @psalm-pure
Mixin::allStartsWithLetter public static function @psalm-pure
Mixin::allString public static function @psalm-pure
@psalm-assert iterable&lt;string&gt; $value
Mixin::allStringNotEmpty public static function @psalm-pure
@psalm-assert iterable&lt;non-empty-string&gt; $value
Mixin::allSubclassOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert iterable&lt;class-string&lt;ExpectedType&gt;|ExpectedType&gt; $value
Mixin::allThrows public static function @psalm-param class-string&lt;Throwable&gt; $class
Mixin::allTrue public static function @psalm-pure
@psalm-assert iterable&lt;true&gt; $value
Mixin::allUnicodeLetters public static function @psalm-pure
Mixin::allUniqueValues public static function
Mixin::allUpper public static function @psalm-pure
Mixin::allUuid public static function @psalm-pure
Mixin::allValidArrayKey public static function @psalm-pure
@psalm-assert iterable&lt;array-key&gt; $value
Mixin::allWritable public static function
Mixin::nullOrAlnum public static function @psalm-pure
Mixin::nullOrAlpha public static function @psalm-pure
Mixin::nullOrBoolean public static function @psalm-pure
@psalm-assert bool|null $value
Mixin::nullOrClassExists public static function @psalm-assert class-string|null $value
Mixin::nullOrContains public static function @psalm-pure
Mixin::nullOrCount public static function
Mixin::nullOrCountBetween public static function
Mixin::nullOrDigits public static function @psalm-pure
Mixin::nullOrDirectory public static function
Mixin::nullOrEmail public static function
Mixin::nullOrEndsWith public static function @psalm-pure
Mixin::nullOrEq public static function
Mixin::nullOrFalse public static function @psalm-pure
@psalm-assert false|null $value
Mixin::nullOrFile public static function
Mixin::nullOrFileExists public static function
Mixin::nullOrFloat public static function @psalm-pure
@psalm-assert float|null $value
Mixin::nullOrGreaterThan public static function @psalm-pure
Mixin::nullOrGreaterThanEq public static function @psalm-pure
Mixin::nullOrImplementsInterface public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $interface
@psalm-assert class-string&lt;ExpectedType&gt;|null $value
Mixin::nullOrInArray public static function @psalm-pure
Mixin::nullOrInteger public static function @psalm-pure
@psalm-assert int|null $value
Mixin::nullOrIntegerish public static function @psalm-pure
@psalm-assert numeric|null $value
Mixin::nullOrInterfaceExists public static function @psalm-assert class-string|null $value
Mixin::nullOrIp public static function
Mixin::nullOrIpv4 public static function
Mixin::nullOrIpv6 public static function
Mixin::nullOrIsAnyOf public static function @psalm-pure
@psalm-param array&lt;class-string&gt; $classes
Mixin::nullOrIsAOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert ExpectedType|class-string&lt;ExpectedType&gt;|null $value
Mixin::nullOrIsArray public static function @psalm-pure
@psalm-assert array|null $value
Mixin::nullOrIsArrayAccessible public static function @psalm-pure
@psalm-assert array|ArrayAccess|null $value
Mixin::nullOrIsCallable public static function @psalm-pure
@psalm-assert callable|null $value
Mixin::nullOrIsCountable public static function @psalm-pure
@psalm-assert countable|null $value
Mixin::nullOrIsEmpty public static function @psalm-pure
@psalm-assert empty $value
Mixin::nullOrIsInstanceOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert ExpectedType|null $value
Mixin::nullOrIsInstanceOfAny public static function @psalm-pure
@psalm-param array&lt;class-string&gt; $classes
Mixin::nullOrIsIterable public static function @psalm-pure
@psalm-assert iterable|null $value
Mixin::nullOrIsList public static function @psalm-pure
@psalm-assert list|null $array
Mixin::nullOrIsMap public static function @psalm-pure
@psalm-template T
@psalm-param mixed|array&lt;T&gt;|null $array
@psalm-assert array&lt;string, T&gt;|null $array
Mixin::nullOrIsNonEmptyList public static function @psalm-pure
@psalm-assert non-empty-list|null $array
Mixin::nullOrIsNonEmptyMap public static function @psalm-pure
@psalm-template T
@psalm-param mixed|array&lt;T&gt;|null $array
Mixin::nullOrIsNotA public static function @psalm-pure
@psalm-template UnexpectedType of object
@psalm-param class-string&lt;UnexpectedType&gt; $class
Mixin::nullOrIsTraversable Deprecated public static function @psalm-pure
@psalm-assert iterable|null $value
Mixin::nullOrKeyExists public static function @psalm-pure
Mixin::nullOrKeyNotExists public static function @psalm-pure
Mixin::nullOrLength public static function @psalm-pure
Mixin::nullOrLengthBetween public static function @psalm-pure
Mixin::nullOrLessThan public static function @psalm-pure
Mixin::nullOrLessThanEq public static function @psalm-pure
Mixin::nullOrLower public static function @psalm-pure
@psalm-assert lowercase-string|null $value
Mixin::nullOrMaxCount public static function
Mixin::nullOrMaxLength public static function @psalm-pure
Mixin::nullOrMethodExists public static function @psalm-pure
@psalm-param class-string|object|null $classOrObject
Mixin::nullOrMethodNotExists public static function @psalm-pure
@psalm-param class-string|object|null $classOrObject
Mixin::nullOrMinCount public static function
Mixin::nullOrMinLength public static function @psalm-pure
Mixin::nullOrNatural public static function @psalm-pure
@psalm-assert positive-int|0|null $value
Mixin::nullOrNotContains public static function @psalm-pure
Mixin::nullOrNotEmpty public static function @psalm-pure
Mixin::nullOrNotEndsWith public static function @psalm-pure
Mixin::nullOrNotEq public static function
Mixin::nullOrNotFalse public static function @psalm-pure
Mixin::nullOrNotInstanceOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
Mixin::nullOrNotRegex public static function @psalm-pure
Mixin::nullOrNotSame public static function @psalm-pure
Mixin::nullOrNotStartsWith public static function @psalm-pure
Mixin::nullOrNotWhitespaceOnly public static function @psalm-pure
Mixin::nullOrNumeric public static function @psalm-pure
@psalm-assert numeric|null $value
Mixin::nullOrObject public static function @psalm-pure
@psalm-assert object|null $value
Mixin::nullOrOneOf public static function @psalm-pure
Mixin::nullOrPositiveInteger public static function @psalm-pure
@psalm-assert positive-int|null $value
Mixin::nullOrPropertyExists public static function @psalm-pure
@psalm-param class-string|object|null $classOrObject
Mixin::nullOrPropertyNotExists public static function @psalm-pure
@psalm-param class-string|object|null $classOrObject
Mixin::nullOrRange public static function @psalm-pure
Mixin::nullOrReadable public static function
Mixin::nullOrRegex public static function @psalm-pure
Mixin::nullOrResource public static function @psalm-pure
@psalm-assert resource|null $value
Mixin::nullOrSame public static function @psalm-pure
Mixin::nullOrScalar public static function @psalm-pure
@psalm-assert scalar|null $value
Mixin::nullOrStartsWith public static function @psalm-pure
Mixin::nullOrStartsWithLetter public static function @psalm-pure
Mixin::nullOrString public static function @psalm-pure
@psalm-assert string|null $value
Mixin::nullOrStringNotEmpty public static function @psalm-pure
@psalm-assert non-empty-string|null $value
Mixin::nullOrSubclassOf public static function @psalm-pure
@psalm-template ExpectedType of object
@psalm-param class-string&lt;ExpectedType&gt; $class
@psalm-assert class-string&lt;ExpectedType&gt;|ExpectedType|null $value
Mixin::nullOrThrows public static function @psalm-param class-string&lt;Throwable&gt; $class
Mixin::nullOrTrue public static function @psalm-pure
@psalm-assert true|null $value
Mixin::nullOrUnicodeLetters public static function @psalm-pure
Mixin::nullOrUniqueValues public static function
Mixin::nullOrUpper public static function @psalm-pure
Mixin::nullOrUuid public static function @psalm-pure
Mixin::nullOrValidArrayKey public static function @psalm-pure
@psalm-assert array-key|null $value
Mixin::nullOrWritable public static function
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