Description
- Ensure that Wikifunctions is able to store a Function call to the generic function of T391221 as a persistent object and understand it as a Type.
- Ensure that each such "lightweight enum type" can be used as the type of function arguments and returns.
- Ensure that each lightweight enum type can be used as the type of a key of another type.
Desired behavior/Acceptance criteria (returned value, expected error, performance expectations, etc.)
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Completion checklist
- Before closing this task, review one by one the checklist available here: https://www.mediawiki.org/wiki/Abstract_Wikipedia_team/Definition_of_Done#Back-end_Task/Bug_completion_checklist