Enable PHP 7.2 compat

src/AopCodeGenMethodSignature.php

@@ -112,7 +112,11 @@ public function getTypeString(?ReflectionType $type): string
 
         // 単一型の Nullableのチェックをユニオンタイプのチェックの後に移動
         if ($type && $type->allowsNull()) {
-            $typeStr = 'null|' . $typeStr;
+            if (PHP_VERSION_ID >= 80000) {
+                $typeStr = 'null|' . $typeStr;
+            } else {
+                $typeStr = '?' . $typeStr;
+            }
         }
 
         return $typeStr;

tests/tmp_unerase/Ray_Aop_FakeWeaverMock_2665014008.php

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Ray\Aop;
+
+/** doc comment of FakeMock */
+class  FakeWeaverMock_2665014008 extends FakeWeaverMock implements \Ray\Aop\WeavedInterface{
+    use \Ray\Aop\InterceptTrait;
+    /**
+     * doc comment of returnSame
+     */
+      public function returnSame($a)
+    {
+        return $this->_intercept(func_get_args(), __FUNCTION__);
+    }
+
+    /**
+     * doc comment of getSub
+     */
+      public function getSub($a, $b)
+    {
+        return $this->_intercept(func_get_args(), __FUNCTION__);
+    }
+
+    public function returnValue(?\Ray\Aop\FakeNum $num = NULL)
+    {
+        return $this->_intercept(func_get_args(), __FUNCTION__);
+    }
+
+    public function getPrivateVal()
+    {
+        return $this->_intercept(func_get_args(), __FUNCTION__);
+    }
+}