Added additional return type parsing level

Author: bohdan-harniuk

src/com/magento/idea/magento2plugin/actions/generation/util/FillTextBufferWithPluginMethods.java

@@ -8,11 +8,13 @@
 import com.intellij.openapi.util.Key;
 import com.intellij.psi.PsiElement;
 import com.jetbrains.php.lang.documentation.phpdoc.psi.PhpDocComment;
+import com.jetbrains.php.lang.psi.PhpPsiElementFactory;
 import com.jetbrains.php.lang.psi.elements.Method;
 import com.jetbrains.php.lang.psi.elements.Parameter;
 import com.jetbrains.php.lang.psi.elements.PhpReturnType;
 import com.magento.idea.magento2plugin.actions.generation.data.code.PluginMethodData;
 import com.magento.idea.magento2plugin.actions.generation.references.PhpClassReferenceResolver;
+import com.magento.idea.magento2plugin.util.php.PhpTypeMetadataParserUtil;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
@@ -53,7 +55,17 @@ public void execute(
             final PsiElement targetClass = (PsiElement) pluginMethod.getTargetMethod()
                     .getUserData(targetClassKey);
             resolver.processElement(targetClass);
-            final PhpReturnType returnType = targetMethod.getReturnType();
+            PhpReturnType returnType = targetMethod.getReturnType();
+            final String returnTypeFqn =
+                    PhpTypeMetadataParserUtil.getMethodReturnType(targetMethod);
+
+            if (returnType == null && returnTypeFqn != null) {
+                returnType = PhpPsiElementFactory.createReturnType(
+                        pluginMethod.getTargetMethod().getProject(),
+                        returnTypeFqn
+                );
+            }
+
             if (returnType != null) {
                 resolver.processElement(returnType);
             }