Re: [PATCH] Zed bindings uplift – page up/page down in ViCmd plus home, end in ViCmd

[Sebastian Gniazdowski <sgniazdowski@gmail.com>]

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On Tue, 5 Jun 2018 at 10:32, Peter Stephenson <p.stephenson@samsung.com> wrote:
>
> On Mon, 4 Jun 2018 13:17:34 +0200
> Sebastian Gniazdowski <sgniazdowski@gmail.com> wrote:
> > the page up / page down bindings that I've added earlier were only for
> > insert mode. The patch binds them also in vicmd.
>
> Thanks.  The first two mentions of zed-vicmd should actually be zed.
> I'll fix those and commit it.

The patch wasn't commited, but I have a new version of it:
- followed Oliver point that zle -N is idempotent, so one can just
call `zle -N ...' without `zle -la' check,
- fixed the first two zed-vicmd mentions,
- terminfo-fallback bindings aren't guarded by ${+terminfo} = 1 check.

-- 
Sebastian Gniazdowski
News: https://twitter.com/ZdharmaI
IRC: https://kiwiirc.com/client/chat.freenode.net:+6697/#zplugin
Blog: http://zdharma.org

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diff --git a/Functions/Misc/zed b/Functions/Misc/zed
index f571daf..3325dd5 100644
--- a/Functions/Misc/zed
+++ b/Functions/Misc/zed
@@ -3,7 +3,7 @@
 #
 # No other shell could do this.
 # Edit small files with the command line editor.
-# Use ^X^W to save, ^C to abort.
+# Use ^X^W to save (or ZZ in vicmd mode), ^C to abort.
 # Option -f: edit shell functions.  (Also if called as fned.)
 
 setopt localoptions noksharrays
@@ -60,6 +60,9 @@ __zed_pg_down()
     done
 }
 
+zle -N __zed_pg_up
+zle -N __zed_pg_down
+
 if (( bind )) || ! bindkey -M zed >&/dev/null; then
   # Make the zed keymap a copy of the current main.
   bindkey -N zed main
@@ -75,10 +78,17 @@ if (( bind )) || ! bindkey -M zed >&/dev/null; then
   bindkey -M zed '^x^w' accept-line
   bindkey -M zed '^M' self-insert-unmeta
 
-  zle -N __zed_pg_up
-  zle -N __zed_pg_down
-  [[ ${+terminfo} = 1 && -n "$terminfo[kpp]" ]] && bindkey -M zed "$terminfo[kpp]" __zed_pg_up
-  [[ ${+terminfo} = 1 && -n "$terminfo[knp]" ]] && bindkey -M zed "$terminfo[knp]" __zed_pg_down
+  [[ ${+terminfo} = 1 ]] && {
+    [[  -n "$terminfo[kpp]" ]] && bindkey -M zed "$terminfo[kpp]" __zed_pg_up
+    [[ -n "$terminfo[knp]" ]] && bindkey -M zed "$terminfo[knp]" __zed_pg_down
+    [[ -n "$terminfo[khome]" ]] && bindkey -M zed "$terminfo[khome]" beginning-of-line
+    [[ -n "$terminfo[kend]" ]] && bindkey -M zed "$terminfo[kend]" end-of-line
+  }
+
+  # A fallback to a well known key-sequence code as terminfo
+  # might be wrong (often) sometimes
+  bindkey -M zed "^[[H" beginning-of-line
+  bindkey -M zed "^[[F" end-of-line
 
   # Make zed-set-file-name available.
   # Assume it's in fpath; there's no error at this point if it isn't
@@ -89,6 +99,17 @@ if (( bind )) || ! bindkey -M zed-vicmd >&/dev/null; then
   bindkey -N zed-vicmd vicmd
 
   bindkey -M zed-vicmd "ZZ" accept-line
+  [[ ${+terminfo} = 1 ]] && {
+    [[ -n "$terminfo[kpp]" ]] && bindkey -M zed-vicmd "$terminfo[kpp]" __zed_pg_up
+    [[ -n "$terminfo[knp]" ]] && bindkey -M zed-vicmd "$terminfo[knp]" __zed_pg_down
+    [[ -n "$terminfo[khome]" ]] && bindkey -M zed-vicmd "$terminfo[khome]" vi-beginning-of-line
+    [[ -n "$terminfo[kend]" ]] && bindkey -M zed-vicmd "$terminfo[kend]" vi-end-of-line
+  }
+
+  # A fallback to a well known key-sequence code as terminfo
+  # might be wrong (often) sometimes (vicmd keymap)
+  bindkey -M zed-vicmd "^[[H" vi-beginning-of-line
+  bindkey -M zed-vicmd "^[[F" vi-end-of-line
 fi
 
 (( bind )) && return 0