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96
plugins/simplesaml/lib/vendor/symfony/config/Definition/EnumNode.php
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plugins/simplesaml/lib/vendor/symfony/config/Definition/EnumNode.php
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Config\Definition;
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use Symfony\Component\Config\Definition\Exception\InvalidConfigurationException;
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/**
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* Node which only allows a finite set of values.
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*
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* @author Johannes M. Schmitt <schmittjoh@gmail.com>
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*/
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class EnumNode extends ScalarNode
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{
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private array $values;
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public function __construct(?string $name, ?NodeInterface $parent = null, array $values = [], string $pathSeparator = BaseNode::DEFAULT_PATH_SEPARATOR)
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{
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if (!$values) {
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throw new \InvalidArgumentException('$values must contain at least one element.');
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}
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foreach ($values as $value) {
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if (null === $value || \is_scalar($value)) {
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continue;
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}
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if (!$value instanceof \UnitEnum) {
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throw new \InvalidArgumentException(sprintf('"%s" only supports scalar, enum, or null values, "%s" given.', __CLASS__, get_debug_type($value)));
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}
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if ($value::class !== ($enumClass ??= $value::class)) {
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throw new \InvalidArgumentException(sprintf('"%s" only supports one type of enum, "%s" and "%s" passed.', __CLASS__, $enumClass, $value::class));
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}
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}
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parent::__construct($name, $parent, $pathSeparator);
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$this->values = $values;
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}
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/**
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* @return array
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*/
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public function getValues()
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{
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return $this->values;
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}
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/**
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* @internal
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*/
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public function getPermissibleValues(string $separator): string
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{
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return implode($separator, array_unique(array_map(static function (mixed $value): string {
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if (!$value instanceof \UnitEnum) {
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return json_encode($value);
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}
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return ltrim(var_export($value, true), '\\');
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}, $this->values)));
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}
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/**
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* @return void
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*/
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protected function validateType(mixed $value)
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{
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if ($value instanceof \UnitEnum) {
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return;
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}
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parent::validateType($value);
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}
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protected function finalizeValue(mixed $value): mixed
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{
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$value = parent::finalizeValue($value);
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if (!\in_array($value, $this->values, true)) {
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$ex = new InvalidConfigurationException(sprintf('The value %s is not allowed for path "%s". Permissible values: %s', json_encode($value), $this->getPath(), $this->getPermissibleValues(', ')));
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$ex->setPath($this->getPath());
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throw $ex;
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}
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return $value;
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}
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}
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