zsh/plugins/last-working-dir/last-working-dir.plugin.zsh

   1 #!/usr/bin/env zsh
   2 # Keeps track of the last used working directory and automatically jumps
   3 # into it for new shells.
   4
   5 # Flag indicating if we've previously jumped to last directory.
   6 typeset -g ZSH_LAST_WORKING_DIRECTORY
   7 mkdir -p "$ZSH/cache"
   8 local cache_file="$ZSH/cache/last-working-dir"
   9
  10 # Updates the last directory once directory is changed.
  11 function chpwd() {
  12         echo "$PWD" > "$cache_file"
  13 }
  14
  15 # Changes directory to the last working directory.
  16 function lwd() {
  17         [[ ! -r "$cache_file" ]] || cd `cat "$cache_file"`
  18 }
  19
  20 # Automatically jump to last working directory unless this isn't the first time
  21 # this plugin has been loaded.
  22 if [[ -z "$ZSH_LAST_WORKING_DIRECTORY" ]]; then
  23         lwd 2>/dev/null && ZSH_LAST_WORKING_DIRECTORY=1 || true
  24 fi