1 files changed, 97 insertions, 0 deletions
diff --git a/vendor/phpspec/prophecy/src/Prophecy/Doubler/Generator/Node/TypeNodeAbstract.php b/vendor/phpspec/prophecy/src/Prophecy/Doubler/Generator/Node/TypeNodeAbstract.php
new file mode 100644
index 000000000..97fc54978
--- /dev/null
+++ b/vendor/phpspec/prophecy/src/Prophecy/Doubler/Generator/Node/TypeNodeAbstract.php
@@ -0,0 +1,97 @@
+<?php
+
+namespace Prophecy\Doubler\Generator\Node;
+
+use Prophecy\Exception\Doubler\DoubleException;
+
+abstract class TypeNodeAbstract
+{
+    /** @var string[] */
+    protected $types = [];
+
+    public function __construct(string ...$types)
+    {
+        foreach ($types as $type) {
+            $type = $this->getRealType($type);
+            $this->types[$type] = $type;
+        }
+
+        $this->guardIsValidType();
+    }
+
+    public function canUseNullShorthand(): bool
+    {
+        return isset($this->types['null']) && count($this->types) <= 2;
+    }
+
+    public function getTypes(): array
+    {
+        return array_values($this->types);
+    }
+
+    public function getNonNullTypes(): array
+    {
+        $nonNullTypes = $this->types;
+        unset($nonNullTypes['null']);
+
+        return array_values($nonNullTypes);
+    }
+
+    protected function prefixWithNsSeparator(string $type): string
+    {
+        return '\\' . ltrim($type, '\\');
+    }
+
+    protected function getRealType(string $type): string
+    {
+        switch ($type) {
+            // type aliases
+            case 'double':
+            case 'real':
+                return 'float';
+            case 'boolean':
+                return 'bool';
+            case 'integer':
+                return 'int';
+
+            //  built in types
+            case 'self':
+            case 'static':
+            case 'array':
+            case 'callable':
+            case 'bool':
+            case 'false':
+            case 'float':
+            case 'int':
+            case 'string':
+            case 'iterable':
+            case 'object':
+            case 'null':
+                return $type;
+            case 'mixed':
+                return \PHP_VERSION_ID < 80000 ? $this->prefixWithNsSeparator($type) : $type;
+
+            default:
+                return $this->prefixWithNsSeparator($type);
+        }
+    }
+
+    protected function guardIsValidType()
+    {
+        if ($this->types == ['null' => 'null']) {
+            throw new DoubleException('Type cannot be standalone null');
+        }
+
+        if ($this->types == ['false' => 'false']) {
+            throw new DoubleException('Type cannot be standalone false');
+        }
+
+        if ($this->types == ['false' => 'false', 'null' => 'null']) {
+            throw new DoubleException('Type cannot be nullable false');
+        }
+
+        if (\PHP_VERSION_ID >= 80000 && isset($this->types['mixed']) && count($this->types) !== 1) {
+            throw new DoubleException('mixed cannot be part of a union');
+        }
+    }
+}