Re: Explain a bit more on how to configure language server in Eglot's manual

[Augusto Stoffel]

On Thu,  9 Mar 2023 at 20:05, Juri Linkov wrote:

>>     > Orthogonal to Augusto’s function, but I think something like this
>>     > would be nice: a function that pops up a buffer and enters recursive
>>     > edit for arbitrary input and edit, and when you hit C-c C-c, it
>>     > returns the buffer content, kind of like Magit’s commit buffer. Plus
>>     > buffer content validator (eg, validate JSON), and arbitrary major
>>     > modes in the buffer, etc.
>>
>>     This sounds like a generally useful thing for Emacs.  There should be a
>>     version without recursive edit which calls a callback function when
>>     quitting.
>>
>> Of course, that won't work as a drop-in replacement for the read-* family
>> that uses the minibuffer.
>
> string-edit provides callback args, and
> read-string-from-buffer uses recursive-edit
> in these callbacks.

This is very nice indeed!  It seems to be missing just one thing, which
is the ability to set a major mode in the popup buffer.  If I do M-x
js-json-mode in the string-edit buffer, the header line disappears and
C-c C-c gets unbound.