Merge pull request #4805 from OAI/mdk/4804-optional-discriminator-schema

v3.2: Schema updates for #4339

Author: handrews

src/schemas/validation/meta.yaml

@@ -29,6 +29,8 @@ $defs:
         additionalProperties:
           type: string
         type: object
+      defaultMapping:
+        type: string
       propertyName:
         type: string
     required:

tests/schema/pass/mega.yaml

@@ -55,6 +55,7 @@ components:
                   propertyName: type
                   mapping:
                     foo: Foo
+                  defaultMapping: Bar
                   x-extension: true
                 anyOf:
                 - $ref: "#/components/schemas/Foo"