Because, apparently...

README.md

@@ -10,7 +10,7 @@ As well as the usual stuff you might like in your prompt, it displays which part
 
 This is entirely based on Steve Losh's excellent work, both his "[extravagant zsh prompt](http://stevelosh.com/blog/2010/02/my-extravagant-zsh-prompt/)" (note his zsh prompt is more sophisticated than this one detailed here) - and [hg-prompt](http://stevelosh.com/projects/hg-prompt/) as well.
 
-The infinitely talented [Andrew Hayward](https://github.com/andrewhayward)([@arhayward](twitter.com/arhayward)) wrote most of the code, I just fixed a few bugs (doubtlessly introducing a few of my own) and made it work in zsh as well as bash (I've tried to use as much shell-agnostic code as possible - although there's probably quite a bit of it that is non POSIX-compliant - would be nice to see it forked and working in other shells as well!)
+The infinitely talented [Andrew Hayward](https://github.com/andrewhayward)([@arhayward](https://twitter.com/arhayward)) wrote most of the code, I just fixed a few bugs (doubtlessly introducing a few of my own) and made it work in zsh as well as bash (I've tried to use as much shell-agnostic code as possible - although there's probably quite a bit of it that is non POSIX-compliant - would be nice to see it forked and working in other shells as well!)
 
 Oh, and - like 90% of projects on teh internets - I also received a bit of help from [Matthew Somerville](http://www.dracos.co.uk/)([@dracos](https://twitter.com/dracos)) as well.
 

prompt.sh

@@ -159,7 +159,11 @@ function repo_status {
 
 	# status of current repo
 	if in_git_repo; then
-		local lstatus="`get_repo_status | sed 's/^ */g/'`"
+		local lstatus="`get_repo_status | sed 's/^/g/'`"
+		local ahead="`git status | grep 'Your branch is ahead' | sed -Ee 's/^.* ([0-9]+) commit.*$/\1/'`"
+		if [[ "$ahead" != '' ]]; then
+			local branch="${branch}${msrp_preposition_color} + $ahead"
+		fi
 	else
 		local lstatus=''
 	fi
@@ -172,13 +176,13 @@ function repo_status {
 		local changes=""
 
 		# modified file count
-		local modified="$(echo "$lstatus" | grep -c '^[gm]M')"
+		local modified="$(echo "$lstatus" | grep -c '^g *M')"
 		if [[ "$modified" -gt 0 ]]; then
 			changes="$modified changed"
 		fi
 
 		# added file count
-		local added="$(echo "$lstatus" | grep -c '^[gm]A')"
+		local added="$(echo "$lstatus" | grep -c '^g *A')"
 		if [[ "$added" -gt 0 ]]; then
 			if [[ "$changes" != "" ]]; then
 				changes="${changes}, "
@@ -187,7 +191,7 @@ function repo_status {
 		fi
 
 		# removed file count
-		local removed="$(echo "$lstatus" | grep -c '^(mR|gD)')"
+		local removed="$(echo "$lstatus" | grep -c '^g *D')"
 		if [[ "$removed" -gt 0 ]]; then
 			if [[ "$changes" != "" ]]; then
 				changes="${changes}, "
@@ -196,32 +200,32 @@ function repo_status {
 		fi
 
 		# renamed file count
-		local renamed="$(echo "$lstatus" | grep -c '^gR')"
+		local renamed="$(echo "$lstatus" | grep -c '^g *R')"
 		if [[ "$renamed" -gt 0 ]]; then
 			if [[ "$changes" != "" ]]; then
 				changes="${changes}, "
 			fi
 			changes="${changes}${removed} renamed"
 		fi
-
-		# missing file count
-		local missing="$(echo "$lstatus" | grep -c '^m!')"
-		if [[ "$missing" -gt 0 ]]; then
+				
+		# untracked file count
+		local untracked="$(echo "$lstatus" | grep -c '^g *?')"
+		if [[ "$untracked" -gt 0 ]]; then
 			if [[ "$changes" != "" ]]; then
 				changes="${changes}, "
 			fi
-			changes="${changes}${missing} missing"
+			changes="${changes}${untracked} untracked"
 		fi
 
-		# untracked file count
-		local untracked="$(echo "$lstatus" | grep -c '^[gm]?')"
-		if [[ "$untracked" -gt 0 ]]; then
+		# staged file count
+		local staged="$(echo "$lstatus" | grep -c '^g[A-Z]')"
+		if [[ "$staged" -gt 0 ]]; then
 			if [[ "$changes" != "" ]]; then
 				changes="${changes}, "
 			fi
-			changes="${changes}${untracked} untracked"
+			changes="${changes}${staged} staged"
 		fi
-		
+
 		if [[ "$changes" != "" ]]; then
 			changes=" (${changes})"
 		fi