openapi_extensions.md: add a clarification for oneOf

3 years ago · c11991f9de
parent bb47f08ee7
commit c11991f9de
1 changed files with 2 additions and 0 deletions
--- a/openapi_extensions.md
+++ b/openapi_extensions.md
@ -54,6 +54,8 @@ doesn't work, as in the following example:
          properties:
            ...
 ```
+This can only be used to define the type of named properties. In particular,
+the current tooling does not support `oneOf` inside `additionalProperties`.

 ## OpenAPI 3's "2xx" format for response codes