Ported the fish-style PWD function for bash/zsh prompt

bash/aliases

@@ -75,6 +75,31 @@ function extract() {
     fi
 }
 
+if [ `uname` = "Darwin" ]; then
+  function prompt_pwd() {
+    if [ "$PWD" != "$HOME" ]; then
+      printf "%s" `echo $PWD|sed -e 's|/private||' -e "s|^$HOME|~|" -e 's-/\(\.\{0,1\}[^/]\)\([^/]*\)-/\1-g'`
+      echo $PWD|sed -e 's-.*/\.\{0,1\}[^/]\([^/]*$\)-\1-'
+    else
+      echo '~'
+    fi
+  }
+else # defined two for diff systems because Fish did (not entirely sure why)
+  function prompt_pwd() {
+    case "$PWD" in
+      $HOME)
+        echo '~'
+        ;;
+      *)
+        printf "%s" `echo $PWD|sed -e "s|^$HOME|~|" -e 's-/\(\.\{0,1\}[^/]\)\([^/]*\)-/\1-g'`
+        echo $PWD|sed -n -e 's-.*/\.\{0,1\}.\([^/]*\)-\1-p'
+        ;;
+    esac
+  }
+fi
+
+
+
 if [ $system_name = 'Darwin' ]; then
   function manpdf() { man -t $@ | open -f -a Preview; }
   function osinfo() { 

zsh/theme

@@ -1,17 +1,15 @@
 function prompt_color() {
-  if [ "$(whoami)" = "root" ]; then 
+  if [ "$USER" = "root" ]; then 
     echo "red"
   else
     echo "green"
   fi
 }
 
+# Prompts
 ZSH_THEME_VCS_PROMPT_PREFIX="%{$fg[red]%}‹"
 ZSH_THEME_VCS_PROMPT_SUFFIX="›%{$reset_color%}"
 ZSH_THEME_VCS_PROMPT_FORMAT="${ZSH_THEME_VCS_PROMPT_PREFIX}%b:%h${ZSH_THEME_VCS_PROMPT_SUFFIX}"
 
-# Prompts
+PS1='%{$fg[blue]%}$(prompt_pwd)%{$reset_color%} %{$fg[$(prompt_color)]%}♪%{$reset_color%} '
-# PS1='%{$fg[green]%}%n@%m:%{$fg_bold[blue]%}%2~ %{$reset_color%}%(!.#.$) '
-
-PS1='%~ %{$fg[$(prompt_color)]%}♪%{$reset_color%} '
 RPS1='$(${VCPROMPT} -f ${ZSH_THEME_VCS_PROMPT_FORMAT})'