Try to not test the Vertico/Corfu packages on Emacs versions less tha…

…n 27.

.github/workflows/ci.yml

@@ -18,7 +18,5 @@ jobs:
         env:
           VERSION: ${{ matrix.emacs_version }}
           TARGET: ${{ matrix.make_target }}
-        run: |
-          echo "Emacs version is: $VERSION"
-          >-
-            make docker CMD="make -k $TARGET VERSION=$VERSION"
+        run: >-
+          make docker CMD="make -k $TARGET VERSION=$VERSION"

Makefile

@@ -3,6 +3,7 @@ CMD ?=
 
 EMACS ?= emacs
 
+
 # The order is important for compilation.
 #
 # Get all files that we might wish to to test compilation, then remove

vertico-prescient.el

@@ -141,23 +141,6 @@ trailing directory separator as needed."
     vertico-directory-enter)
   "Commands that trigger `prescient-remember' after running.")
 
-(declare-function vertico-prescient--minibuffer-active-p
-                  "ext:vertico-prescient")
-(if (let ((upper-bound (cdr (func-arity 'minibufferp))))
-      (or (eq t upper-bound)
-          (>= 2 upper-bound)))
-    (defun vertico-prescient--minibuffer-active-p (buf)
-      "Check if BUF minibuffer is a minibuffer and is active."
-      (minibufferp buf t))
-  (defun vertico-prescient--minibuffer-active-p (buf)
-    "Check if BUF minibuffer is a minibuffer and is active."
-    (and (minibufferp buf)
-         (/= 0 (minibuffer-depth))
-         ;; There is an internal list of minibuffers that doesn't seem
-         ;; accessible from Lisp, so we use this approximation:
-         (eq (active-minibuffer-window) (get-buffer-window buf))
-         (eq (active-minibuffer-window) (selected-window)))))
-
 (defun vertico-prescient--remember-inserted-candidate ()
   "Remember the minibuffer contents as a candidate after insertion commands.
 
@@ -166,7 +149,7 @@ Such commands are listed in `vertico-prescient--insertion-commands'."
              ;; Try to avoid running the remembrance function twice
              ;; for commands that can insert and exit.
              ;; This might not be needed?
-             (vertico-prescient--minibuffer-active-p (current-buffer)))
+             (minibufferp (current-buffer) t))
     (vertico-prescient--remember-minibuffer-contents)))
 
 (defvar vertico-prescient--exit-commands