Added pd

.bashrc

@@ -145,6 +145,8 @@ alias alert='notify-send --urgency=low -i "$([ $? = 0 ] && echo terminal || echo
 #_Z_OWNER=sbrl
 #. /home/sbrl/bin/z.sh
 
+# Add pd
+. ~/bin/pd-setup.sh
 
 # Alias definitions.
 # You may want to put all your additions into a separate file like
@@ -165,6 +167,3 @@ if ! shopt -oq posix; then
     . /etc/bash_completion
   fi
 fi
-
-
-

pd-setup.sh

@@ -0,0 +1,57 @@
+#!/usr/bin/env bash
+
+# From http://unix.stackexchange.com/a/31181/64687
+
+### Help ###
+: '
+# same as pushd +1
+$ pd 1
+
+# show a prompt, choose by number
+$ pd
+ 0 ~/Dropbox/Projects/ds/test
+ 1 /Project/Warnest/docs
+ 2 /tmp
+? 2
+/tmp ~/Dropbox/Projects/ds/test /Project/Warnest/docs
+
+# or choose by substring match
+$ pd
+ 0 /tmp
+ 1 ~/Dropbox/Projects/ds/test
+ 2 /Project/Warnest/docs
+? doc
+/Project/Warnest/docs /tmp ~/Dropbox/Projects/ds/test
+
+# substring without prompt
+$ pd test
+~/Dropbox/Projects/ds/test /Project/Warnest/docs /tmp
+'
+
+function pd()
+{
+    if [[ $# -ge 1 ]];
+    then
+        choice="$1"
+    else
+        dirs -v
+        echo -n "? "
+        read choice
+    fi
+    if [[ -n $choice ]];
+    then
+        declare -i cnum="$choice"
+        if [[ $cnum != $choice ]];
+        then #choice is not numeric
+            choice=$(dirs -v | grep $choice | tail -1 | awk '{print $1}')
+            cnum="$choice"
+            if [[ -z $choice || $cnum != $choice ]];
+            then
+                echo "$choice not found"
+                return
+            fi
+        fi
+        choice="+$choice"
+    fi
+    pushd $choice
+}