tmux: attempt at vim-tmux-navigator

tmux/.tmux.conf

@@ -45,6 +45,29 @@ set -g status-justify centre
 bind-key "'" split-window -h
 bind-key "p" split-window -v
 
+
+# Smart pane switching with awareness of Vim splits.
+# See: https://github.com/christoomey/vim-tmux-navigator
+is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
+    | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|n?vim?x?)(diff)?$'"
+bind-key -n 'C-h' if-shell "$is_vim" 'send-keys C-h'  'select-pane -L'
+bind-key -n 'C-j' if-shell "$is_vim" 'send-keys C-j'  'select-pane -D'
+bind-key -n 'C-k' if-shell "$is_vim" 'send-keys C-k'  'select-pane -U'
+bind-key -n 'C-l' if-shell "$is_vim" 'send-keys C-l'  'select-pane -R'
+tmux_version='$(tmux -V | sed -En "s/^tmux ([0-9]+(.[0-9]+)?).*/\1/p")'
+if-shell -b '[ "$(echo "$tmux_version < 3.0" | bc)" = 1 ]' \
+    "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\'  'select-pane -l'"
+if-shell -b '[ "$(echo "$tmux_version >= 3.0" | bc)" = 1 ]' \
+    "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\\\'  'select-pane -l'"
+
+bind-key -T copy-mode-vi 'C-h' select-pane -L
+bind-key -T copy-mode-vi 'C-j' select-pane -D
+bind-key -T copy-mode-vi 'C-k' select-pane -U
+bind-key -T copy-mode-vi 'C-l' select-pane -R
+bind-key -T copy-mode-vi 'C-\' select-pane -l
+
+bind-key C-l send-keys 'C-l'
+
 # => Bindings
 # Kill pane without confirmation
 bind-key x kill-pane
@@ -76,6 +99,8 @@ set -g @plugin 'tmux-plugins/tmux-yank'
 # Default keysbindings for panes
 set -g @plugin 'tmux-plugins/tmux-pain-control'
 
+set -g @plugin 'christoomey/vim-tmux-navigator'
+
 # If run as "tmux attach", create a session if one does not already exist
 new-session -A -s default
 

vim/.vimrc

@@ -83,6 +83,7 @@ Plug 'tpope/vim-vinegar'
 Plug 'tpope/vim-rhubarb'
 
 " ======== Experimental =================================
+Plug 'christoomey/vim-tmux-navigator'
 
 call plug#end()