Add more bindkeys for better integration with neovim

1 files changed, 67 insertions, 0 deletions

diff --git a/98-bindkeys.zsh b/98-bindkeys.zsh
index 066a70b..0d63dce 100644
--- a/98-bindkeys.zsh
+++ b/98-bindkeys.zsh
@@ -15,3 +15,70 @@ bindkey -v '' backward-delete-char
 autoload edit-command-line
 zle -N edit-command-line
 bindkey '' edit-command-line
+
+nvim-feed-keys() {
+  keys=${1/\'/\\\'}
+  keys=${keys/\\/\\\\}
+  python3 - <<END
+import neovim, os
+try:
+  nvim_socket = os.environ["NVIM"]
+  nvim = neovim.attach('socket', path=nvim_socket)
+  nvim.feedkeys('$keys')
+except KeyError:
+  pass;
+END
+}
+
+# This allows a ctrl-w motion with neovim, so one does not have do a terminal
+# escape to switch panes.
+nvim-move-pane() {
+  read -sk key
+  nvim-feed-keys "$key"
+}
+
+# Does anyone actually use the execute prompt in zsh? Rebind to go directly to
+# the neovim command prompt.
+nvim-cmd-mode() {
+  if [[ -z "$NVIM" ]] ; then
+    # fallback to original behavior.
+    zle execute-named-cmd
+  else
+    nvim-feed-keys ":"
+  fi
+}
+
+quote-escape() {
+  sed "s/'/'\"'\"'/g" <<< "$1"
+}
+
+expand-last-file() {
+  local before_cursor=$LBUFFER
+  local after_cursor=$RBUFFER
+
+  local after_cursor_first_word=${after_cursor/ *}
+  local after_cursor_remaining=${after_cursor[${#after_cursor_first_word}+1,-1]}
+
+  local before_cursor_last_word=${before_cursor//* }
+  local before_cursor_remaining=${before_cursor[0, -${#before_cursor_last_word}-1]}
+
+  local file="${before_cursor_last_word}${after_cursor_first_word}"
+
+  if [ -f "${file}" ] ; then
+    local catted_file="$(cat ${file})"
+    catted_file="'$(quote-escape "${catted_file}")'"
+
+    local new_l_buffer="${before_cursor_remaining}${catted_file}"
+
+    BUFFER="${new_l_buffer}${after_cursor_remaining}"
+    CURSOR=$#new_l_buffer
+  fi
+}
+
+zle -N nvim-move-pane
+zle -N nvim-cmd-mode
+zle -N expand-last-file
+
+bindkey -M vicmd '' nvim-move-pane
+bindkey -M vicmd ':' nvim-cmd-mode
+bindkey -M viins '' expand-last-file