Git extension to publish a new local branch to remote

git-publish

#!/bin/sh
# Usage: pushes current checkout branch to remote
# Ex: git publish origin

if [ -z ${1+x} ] && [ $(git remote | wc -l) -eq 1 ]; then 
	remote=$(git remote)
else 
	remote=$1
fi
git push --set-upstream $remote $(git branch --show-current)