Vendor-Extensions.md

@@ -4,6 +4,19 @@ The list may not be up-to-date so the best way is to look for "x-" in the mustac
 
 (All examples are in YAML format)
 
+### All
+
+#### x-generate-alias-as-model
+The schema (array or map) will be generated as a model
+
+```yaml
+ArrayOfStringModel:
+  x-generate-alias-as-model
+  type: array
+  items:
+    type: string
+```
+
 ### ObjC
 #### x-objc-operationId