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json-rpc: translate NULL into "null" instead of "(null)".

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Corné Plooy 2018-02-27 14:42:51 +01:00 committed by Christian Decker
parent ca487d5115
commit d86ad15b53
1 changed files with 6 additions and 0 deletions
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6
lightningd/jsonrpc.c
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@ -290,6 +290,12 @@ static void connection_complete_error(struct json_connection *jcon,
else
data_str = "";
/*
tal_fmt translates NULL into "(null)", which is not valid JSON.
Prevent this by pre-emptively translating NULL into "null".
*/
if(id == NULL) id = "null";
json_done(jcon, cmd, take(tal_fmt(tmpctx,
"{ \"jsonrpc\": \"2.0\", "
" \"error\" : "