+if [ -z "$1" ]; then
+ branch="`git rev-parse --abbrev-ref HEAD`"
+ remote="`git config --get branch.$branch.remote`"
+elif [ -n "$2" ]; then
+ echo "Usage: git open [remote_name]" >&2
+ exit 1
+else
+ remote="$1"
+fi
+
+if [ -z "$remote" ]; then
+ echo "Cannot find remote for branch $branch" >&2
+ echo "Usage: git open [remote_name]" >&2
+ exit 1
+fi
+