Re: [External] : Re: command mode-specificity [was: scratch/command 064f146 1/2: Change...]

[Dmitry Gutov]

On 17.02.2021 17:47, Eli Zaretskii wrote:
> If the implementation were to change, such that it didn't actually
> remove commands from the list of completion candidate, then perhaps we
> could make this the default (but even then I'm not sure).

What if we remove them from the list of completions, but still allow 
them if the user typed one out explicitly and pressed RET?

Like this:

diff --git a/lisp/simple.el b/lisp/simple.el
index 215f4399f4..b2ae560c45 100644
--- a/lisp/simple.el
+++ b/lisp/simple.el
@@ -1967,7 +1967,9 @@ read-extended-command
             '(metadata
               (affixation-function . read-extended-command--affixation)
               (category . command))
-           (complete-with-action action obarray string pred)))
+           (complete-with-action action obarray string
+                                 (unless (eq action 'lambda)
+                                   pred))))
        (lambda (sym)
          (and (commandp sym)
               (funcall read-extended-command-predicate sym buffer)))