bug#42210: Add -other-window variants of project-prefix-map commands

[Sean Whitton <spwhitton@spwhitton.name>]

Hello,

On Sun 05 Jul 2020 at 11:35AM -07, Drew Adams wrote:

> 1. I disagree with calling the macro `define-other-window-command'.
>
> My disagreement is this: Defining an other-window command
> should do just that.  It should not define a command that
> only "prefers" to display in another window.  It should
> define a command that actually displays in another window.
>
> And your doc string in fact says the latter, though the
> behavior is, I guess, only the former.  Please consider
> renaming the macro and fixing the doc string, to make clear
> that it's NOT other-window but only maybe-other-window.

Hmm, but doesn't pop-to-buffer-other-window also only prefer to use
another window, and ultimately defers to the display-buffer-alist
machinery?

> 2. Why "resultant buffer".  What does the buffer result
> from?  It's about whatever FUNCTION displays, no?

Please feel free to suggest alternative phrasing that will be short
enough to fit in one line, which I understand to be required.

> 3. Presumably FUNCTION must be a _command_.  If so,
> the arg should be called COMMAND, and the doc adjusted
> accordingly.

No, it can just be a function too.

-- 
Sean Whitton