tmux: add notes to existing keybindings (#2540) (#2742)

Adds notes to the keybindings created in the tmux config making them
show up in C-b ? and tmux list-keys -N

Fixes #2540

tests/modules/programs/tmux/disable-confirmation-prompt.conf

@@ -19,8 +19,8 @@ set -g mode-keys   emacs
 
 
 
-bind-key & kill-window
-bind-key x kill-pane
+bind-key -N "Kill the current window" & kill-window
+bind-key -N "Kill the current pane" x kill-pane
 
 
 setw -g aggressive-resize off

tests/modules/programs/tmux/emacs-with-plugins.conf

@@ -10,8 +10,8 @@ setw -g pane-base-index 0
 
 new-session
 
-bind v split-window -h
-bind s split-window -v
+bind -N "Split the pane into two, left and right" v split-window -h
+bind -N "Split the pane into two, top and bottom" s split-window -v
 
 
 set -g status-keys emacs

tests/modules/programs/tmux/prefix.conf

@@ -20,7 +20,8 @@ set -g mode-keys   emacs
 # rebind main key: C-a
 unbind C-b
 set -g prefix C-a
-bind C-a send-prefix
+bind -N "Send the prefix key through to the application" \
+  C-a send-prefix
 
 
 

tests/modules/programs/tmux/shortcut-without-prefix.conf

@@ -20,7 +20,8 @@ set -g mode-keys   emacs
 # rebind main key: C-a
 unbind C-b
 set -g prefix C-a
-bind a send-prefix
+bind -N "Send the prefix key through to the application" \
+  a send-prefix
 bind C-a last-window
 
 

tests/modules/programs/tmux/vi-all-true.conf

@@ -10,8 +10,8 @@ setw -g pane-base-index 0
 
 new-session
 
-bind v split-window -h
-bind s split-window -v
+bind -N "Split the pane into two, left and right" v split-window -h
+bind -N "Split the pane into two, top and bottom" s split-window -v
 
 
 set -g status-keys vi