mrspark/erlang-rfc4627 — comment on commit 9fb45432f9bc274690694f0a6933e354b3545955
File:  line 0
By osmos:

This 'undefined' is provided by rfc4627_jsonrpc_http:parse_jsonrpc/5 when no params are specified in POST request:
https://github.com/mrspark/erlang-rfc4627/blob/9fb45432f9bc274690694f0a6933e354b3545955/src/rfc4627_jsonrpc_http.erl#L151
We may fix it there then.