Conform helm posframe code to Doom conventions

modules/completion/helm/config.el

@@ -53,25 +53,6 @@
   (require 'helm-projectile)
   (set-keymap-parent helm-projectile-find-file-map helm-map)
 
-  ;; Posframes!
-  (when (and EMACS26+ (featurep! +childframe))
-    (defvar helm-posframe-buffer nil)
-
-    (defun helm-posframe-display (buffer &optional _resume)
-      (posframe-show
-        (setq helm-posframe-buffer buffer)
-        :poshandler #'posframe-poshandler-frame-bottom-left-corner
-        :left-fringe 10
-        :width (frame-width)
-        :height 16 ;; ivy/+childframe uses 16
-        :respect-header-line t))
-
-    (defun helm-posframe-cleanup ()
-      (posframe-hide helm-posframe-buffer))
-
-    (add-hook! 'helm-cleanup-hook #'helm-posframe-cleanup)
-    (setq helm-display-function #'helm-posframe-display))
-
   ;;; Helm hacks
   (defun +helm*replace-prompt (plist)
     "Globally replace helm prompts with `+helm-global-prompt'."
@@ -161,7 +142,24 @@
 
 (def-package! posframe
   :when (and EMACS26+ (featurep! +childframe))
-  :after helm)
+  :after helm
+  :config
+  (defvar +helm--posframe-buffer nil)
+
+  (defun +helm-posframe-display (buffer &optional _resume)
+    (posframe-show
+      (setq +helm--posframe-buffer buffer)
+      :poshandler #'posframe-poshandler-frame-bottom-left-corner
+      :left-fringe 10
+      :width (frame-width)
+      :height 16 ;; ivy/+childframe uses 16
+      :respect-header-line t))
+
+  (defun +helm|posframe-cleanup ()
+    (posframe-hide +helm--posframe-buffer))
+
+  (add-hook! 'helm-cleanup-hook #'+helm|posframe-cleanup)
+  (setq helm-display-function #'+helm-posframe-display))
 
 
 ;;