chewbranca commented on code in PR #4483:
URL: https://github.com/apache/couchdb/pull/4483#discussion_r1149888518
##########
src/couch_log/src/couch_log_formatter.erl:
##########
@@ -436,3 +471,31 @@ get_value(Key, List, Default) ->
supervisor_name({local, Name}) -> Name;
supervisor_name(Name) -> Name.
+
+format_meta(Meta) ->
+ %% https://www.rfc-editor.org/rfc/rfc5424.html#section-6.3
+ %% iut="3" eventSource="Application" eventID="1011"
+ string:join(maps:fold(fun(K, V, Acc) ->
+ [to_str(K, V) | Acc]
+ end, [], Meta), " ").
+
+%% passing complex terms as meta value is a mistake so we are going
+%% to eat it, because we cannot bubble up errors from logger
+%% Therefore following are not supported
+%% - lists
+%% - tuples
+%% - maps
+%% However we are not going to try to distinguish lists from string
+%% Atoms would be printed as strings
+to_str(K, _) when not (is_list(K) or is_atom(K)) ->
+ "";
+to_str(K, Term) when is_list(Term) ->
+ io_lib:format("~s=\"~s\"", [K, Term]);
+to_str(_K, Term) when is_tuple(Term) ->
+ "";
+to_str(_K, Term) when is_map(Term) ->
+ "";
+to_str(K, Term) when is_binary(Term) ->
+ io_lib:format("~s=\"~s\"", [K, Term]);
+to_str(K, Term) ->
Review Comment:
Good call @iilyak. That seems fine to me, are you wanting to see more
precise decimal formatting here?
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
