kakoune/rc/extra/ranger.kak

# http://ranger.nongnu.org
# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾

# the file manager option is used to decide which one should be used when trying to edit a directory.
decl str file_manager

hook global KakBegin .* %{ %sh{
  if [ -z "$kak_opt_file_manager" ]; then
    echo set global file_manager ranger
  fi
}}

hook global RuntimeError "\d+:\d+: '\w+' (.*): is a directory" %{ %sh{
  directory=$(expr $kak_hook_param : "[0-9]*:[0-9]*: '[a-z]*' \\(.*\\): is a directory")
  if [ "$kak_opt_file_manager" = ranger ]; then
    echo ranger $directory
  fi
}}

def ranger -docstring 'ranger file manager' \
           -params ..                       \
           -file-completion %{ %sh{
  if [ -n "$TMUX" ]; then
    tmux split-window -h \
      ranger $@ --cmd " \
        map <return> eval \
          fm.execute_console('shell \
            echo eval -client $kak_client edit {file} | \
            kak -p $kak_session; \
            tmux select-pane -t $kak_client_env_TMUX_PANE'.format(file=fm.thisfile.path)) \
          if fm.thisfile.is_file else fm.execute_console('move right=1')"
  elif [ -n "$WINDOWID" ]; then
    setsid $kak_opt_termcmd " \
      ranger $@ --cmd "'"'" \
        map <return> eval \
          fm.execute_console('shell \
            echo eval -client $kak_client edit {file} | \
            kak -p $kak_session; \
            xdotool windowactivate $kak_client_env_WINDOWID'.format(file=fm.thisfile.path)) \
          if fm.thisfile.is_file else fm.execute_console('move right=1')"'"' < /dev/null > /dev/null 2>&1 &
  fi
}}