List of maps bug

[kgullion-vonage]

First commit adds test to demonstrate missing functionality, second commit is my best guess at an implementation.

output of failing test:

  1) test NimbleOptions.docs/1 autogenerated type docs (NimbleOptions.DocsTest)
     test/nimble_options/docs_test.exs:293
     ** (FunctionClauseError) no function clause matching in NimbleOptions.Docs.get_raw_type_str/1

     The following arguments were given to NimbleOptions.Docs.get_raw_type_str/1:
     
         # 1
         {:map, []}
     
     Attempted function clauses (showing 10 out of 27):
     
         defp get_raw_type_str(nil)
         defp get_raw_type_str({:custom, _mod, _fun, _args})
         defp get_raw_type_str(:mfa)
         defp get_raw_type_str(:mod_arg)
         defp get_raw_type_str({:or, _values})
         defp get_raw_type_str({:in, _})
         defp get_raw_type_str({:fun, arity})
         defp get_raw_type_str(:any)
         defp get_raw_type_str(:reference)
         defp get_raw_type_str(:pid)
         ...
         (17 clauses not shown)
     
     code: assert NimbleOptions.docs(schema) == """
     stacktrace:
       (nimble_options 1.0.2) lib/nimble_options/docs.ex:113: NimbleOptions.Docs.get_raw_type_str/1
       (nimble_options 1.0.2) lib/nimble_options/docs.ex:139: NimbleOptions.Docs.get_raw_type_str/1
       (nimble_options 1.0.2) lib/nimble_options/docs.ex:104: NimbleOptions.Docs.get_type_str/1
       (nimble_options 1.0.2) lib/nimble_options/docs.ex:43: NimbleOptions.Docs.option_doc/2
       (elixir 1.15.2) lib/enum.ex:2510: Enum."-reduce/3-lists^foldl/2-0-"/3
       (nimble_options 1.0.2) lib/nimble_options/docs.ex:6: NimbleOptions.Docs.generate/2
       test/nimble_options/docs_test.exs:313: (test)

............................................................................................................................
Finished in 0.2 seconds (0.2s async, 0.00s sync)
3 doctests, 123 tests, 1 failure

[josevalim]

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