darkrc/completion/bash/g

#!/bin/bash
# Just source this file in your bashrc :)

_g_completion() {
	root=$(git rev-parse --show-toplevel 2>/dev/null)
	if [ "$root" ]
	then
		if echo "$2" | grep '^\/' > /dev/null
		then
			dirname=$(dirname "$2foo")
			regex=$(echo $root | sed 's/\//\\\//g')
			for dir in $(find $root$dirname -maxdepth 1 -mindepth 1 -type d | sed s'/^'"$regex"'//g' | grep '^'"$2")
			do COMPREPLY+=("$dir/")
			done
		fi
	fi
}

complete -F _g_completion -o bashdefault -o dirnames g