Bash Bookmarks

mark.sh

### 
# A bookmarking implementation based on
# http://jeroenjanssens.com/2013/08/16/quickly-navigate-your-filesystem-from-the-command-line.html
# and https://news.ycombinator.com/item?id=6229001
# and https://gist.github.com/albrow/10684515
#
# put this in ~/.bash_profile or ~/.bashrc 
#
# USAGE:
#  mark <name>
#  	bookmarks the current directory and identify it by <name> for future use
#  j <name>
#  	jumps to the bookmarked directory identified by <name>
#  marks
#  	show all bookmarks
#  unmark <name>
#   	remove the bookmark identified by <name>
#
 
export MARKPATH=$HOME/.marks
# I renamed this to j because I'm lazy and it's 3 less letters.
function j {
	cd -P $MARKPATH/$1 2> /dev/null || echo "No such mark: $1"
}
function mark {
	mkdir -p $MARKPATH; ln -s "$(pwd)" $MARKPATH/$1
}
function unmark {
	rm -i $MARKPATH/$1
}
function marks {
	\ls -l $MARKPATH | tail -n +2 | sed 's/  / /g' | cut -d' ' -f9- | awk -F ' -> ' '{printf "%-10s -> %s\n", $1, $2}'
}
 
# include auto completions (press tab)
function _jump {
	local cur=${COMP_WORDS[COMP_CWORD]}
	local marks=$(find $MARKPATH -type l | awk -F '/' '{print $NF}')
	COMPREPLY=($(compgen -W '${marks[@]}' -- "$cur"))
	return 0
}
complete -o default -o nospace -F _jump j