Subject: Re: bug#67480: 30.0.50; Cannot start eglot

From: Stefan Monnier <[email-masked]>
Date: Tue, 28 Nov 2023 10:48:09 -0500

>> diff --git a/lisp/jsonrpc.el b/lisp/jsonrpc.el
>> index 52ffb220d8b..4298d75c5bf 100644
>> --- a/lisp/jsonrpc.el
>> +++ b/lisp/jsonrpc.el
>> @@ -71,6 +71,7 @@ jsonrpc-connection
>>      :accessor jsonrpc--request-continuations
>>      :documentation "A hash table of request ID to continuation lambdas.")
>>     (-events-buffer
>> +    :initform nil
>>      :accessor jsonrpc--events-buffer
>>      :documentation "A buffer pretty-printing the JSONRPC events")
>>     (-events-buffer-scrollback-size
>
> Seem sensible, and feel free to push, please.
>
> But it'd also be nice to have a backtrace to that error to

Have you tried the recipe sent by Mou Tong?

> see why jsonrpc.el is trying to access the jsonrpc--events-buffer
> "too early".

Not sure what you mean by "too early".  Where is this slot filled?
The only place I see is in `jsonrpc-events-buffer` where we always read
it before setting it.

        Stefan