1 files changed, 174 insertions, 0 deletions
diff --git a/vendor/phpdocumentor/reflection-docblock/src/DocBlock/Tags/Param.php b/vendor/phpdocumentor/reflection-docblock/src/DocBlock/Tags/Param.php
new file mode 100644
index 000000000..3399649b8
--- /dev/null
+++ b/vendor/phpdocumentor/reflection-docblock/src/DocBlock/Tags/Param.php
@@ -0,0 +1,174 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * This file is part of phpDocumentor.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @link      http://phpdoc.org
+ */
+
+namespace phpDocumentor\Reflection\DocBlock\Tags;
+
+use phpDocumentor\Reflection\DocBlock\Description;
+use phpDocumentor\Reflection\DocBlock\DescriptionFactory;
+use phpDocumentor\Reflection\Type;
+use phpDocumentor\Reflection\TypeResolver;
+use phpDocumentor\Reflection\Types\Context as TypeContext;
+use phpDocumentor\Reflection\Utils;
+use Webmozart\Assert\Assert;
+
+use function array_shift;
+use function array_unshift;
+use function implode;
+use function strpos;
+use function substr;
+
+use const PREG_SPLIT_DELIM_CAPTURE;
+
+/**
+ * Reflection class for the {@}param tag in a Docblock.
+ */
+final class Param extends TagWithType implements Factory\StaticMethod
+{
+    /** @var string|null */
+    private $variableName;
+
+    /** @var bool determines whether this is a variadic argument */
+    private $isVariadic;
+
+    /** @var bool determines whether this is passed by reference */
+    private $isReference;
+
+    public function __construct(
+        ?string $variableName,
+        ?Type $type = null,
+        bool $isVariadic = false,
+        ?Description $description = null,
+        bool $isReference = false
+    ) {
+        $this->name         = 'param';
+        $this->variableName = $variableName;
+        $this->type         = $type;
+        $this->isVariadic   = $isVariadic;
+        $this->description  = $description;
+        $this->isReference  = $isReference;
+    }
+
+    public static function create(
+        string $body,
+        ?TypeResolver $typeResolver = null,
+        ?DescriptionFactory $descriptionFactory = null,
+        ?TypeContext $context = null
+    ): self {
+        Assert::stringNotEmpty($body);
+        Assert::notNull($typeResolver);
+        Assert::notNull($descriptionFactory);
+
+        [$firstPart, $body] = self::extractTypeFromBody($body);
+
+        $type         = null;
+        $parts        = Utils::pregSplit('/(\s+)/Su', $body, 2, PREG_SPLIT_DELIM_CAPTURE);
+        $variableName = '';
+        $isVariadic   = false;
+        $isReference   = false;
+
+        // if the first item that is encountered is not a variable; it is a type
+        if ($firstPart && !self::strStartsWithVariable($firstPart)) {
+            $type = $typeResolver->resolve($firstPart, $context);
+        } else {
+            // first part is not a type; we should prepend it to the parts array for further processing
+            array_unshift($parts, $firstPart);
+        }
+
+        // if the next item starts with a $ or ...$ or &$ or &...$ it must be the variable name
+        if (isset($parts[0]) && self::strStartsWithVariable($parts[0])) {
+            $variableName = array_shift($parts);
+            if ($type) {
+                array_shift($parts);
+            }
+
+            Assert::notNull($variableName);
+
+            if (strpos($variableName, '$') === 0) {
+                $variableName = substr($variableName, 1);
+            } elseif (strpos($variableName, '&$') === 0) {
+                $isReference = true;
+                $variableName = substr($variableName, 2);
+            } elseif (strpos($variableName, '...$') === 0) {
+                $isVariadic = true;
+                $variableName = substr($variableName, 4);
+            } elseif (strpos($variableName, '&...$') === 0) {
+                $isVariadic   = true;
+                $isReference  = true;
+                $variableName = substr($variableName, 5);
+            }
+        }
+
+        $description = $descriptionFactory->create(implode('', $parts), $context);
+
+        return new static($variableName, $type, $isVariadic, $description, $isReference);
+    }
+
+    /**
+     * Returns the variable's name.
+     */
+    public function getVariableName(): ?string
+    {
+        return $this->variableName;
+    }
+
+    /**
+     * Returns whether this tag is variadic.
+     */
+    public function isVariadic(): bool
+    {
+        return $this->isVariadic;
+    }
+
+    /**
+     * Returns whether this tag is passed by reference.
+     */
+    public function isReference(): bool
+    {
+        return $this->isReference;
+    }
+
+    /**
+     * Returns a string representation for this tag.
+     */
+    public function __toString(): string
+    {
+        if ($this->description) {
+            $description = $this->description->render();
+        } else {
+            $description = '';
+        }
+
+        $variableName = '';
+        if ($this->variableName) {
+            $variableName .= ($this->isReference ? '&' : '') . ($this->isVariadic ? '...' : '');
+            $variableName .= '$' . $this->variableName;
+        }
+
+        $type = (string) $this->type;
+
+        return $type
+            . ($variableName !== '' ? ($type !== '' ? ' ' : '') . $variableName : '')
+            . ($description !== '' ? ($type !== '' || $variableName !== '' ? ' ' : '') . $description : '');
+    }
+
+    private static function strStartsWithVariable(string $str): bool
+    {
+        return strpos($str, '$') === 0
+               ||
+               strpos($str, '...$') === 0
+               ||
+               strpos($str, '&$') === 0
+               ||
+               strpos($str, '&...$') === 0;
+    }
+}