master 5926f0c: * lisp/obsolete/iswitchb.el: Remove dead code

[Stefan Monnier]

branch: master
commit 5926f0c02402acb9de6c44f0b4155456aebdc981
Author: Stefan Monnier <monnier@iro.umontreal.ca>
Commit: Stefan Monnier <monnier@iro.umontreal.ca>

    * lisp/obsolete/iswitchb.el: Remove dead code
    
    (most-len, most-is-exact): Delete vars.
    (iswitchb-output-completion): Delete function.
    (iswitchb-completions): Delete dead code consequence of `most` being nil.
---
 lisp/obsolete/iswitchb.el | 33 ++++-----------------------------
 1 file changed, 4 insertions(+), 29 deletions(-)

diff --git a/lisp/obsolete/iswitchb.el b/lisp/obsolete/iswitchb.el
index a7fd6cc..a9bc6ef 100644
--- a/lisp/obsolete/iswitchb.el
+++ b/lisp/obsolete/iswitchb.el
@@ -1158,18 +1158,6 @@ Copied from `icomplete-exhibit' with two changes:
          (insert (iswitchb-completions
                   contents))))))
 
-(defvar most-len)
-(defvar most-is-exact)
-
-(defun iswitchb-output-completion (com)
-  (if (= (length com) most-len)
-      ;; Most is one exact match,
-      ;; note that and leave out
-      ;; for later indication:
-      (ignore
-       (setq most-is-exact t))
-    (substring com most-len)))
-
 (defun iswitchb-completions (name)
   "Return the string that is displayed after the user's text.
 Modified from `icomplete-completions'."
@@ -1260,16 +1248,11 @@ Modified from `icomplete-completions'."
                        (nreverse res))
                      (list "...")
                      (nthcdr (- (length comps)
-                                (/ iswitchb-max-to-show 2)) comps))))
+                                (/ iswitchb-max-to-show 2))
+                             comps))))
           (let* (
-                 ;;(most (try-completion name candidates predicate))
-                 (most nil)
-                 (most-len (length most))
-                 most-is-exact
                  (alternatives
-                  (mapconcat (if most #'iswitchb-output-completion
-                               #'identity)
-                             comps iswitchb-delim)))
+                  (mapconcat #'identity comps iswitchb-delim)))
 
             (concat
 
@@ -1283,17 +1266,9 @@ Modified from `icomplete-completions'."
                          close-bracket-determined))
              ;; end of partial matches...
 
-             ;; think this bit can be ignored.
-             (and (> most-len (length name))
-                  (concat open-bracket-determined
-                          (substring most (length name))
-                          close-bracket-determined))
-
              ;; list all alternatives
              open-bracket-prospects
-             (if most-is-exact
-                 (concat iswitchb-delim alternatives)
-               alternatives)
+             alternatives
              close-bracket-prospects))))))
 
 (defun iswitchb-minibuffer-setup ()