#!/usr/bin/env zsh

root=$0:h:a
. $root/lib.zsh.rc

usage() {
    die Usage: $0 ISSUE TAG
}

[[ -n $1 ]] || usage
[[ -n $2 ]] || usage
issue=${1#issues/}
tag=tags/$2:t
tag=$tag:a
[[ -r $tag ]] || die Unknown tag
mkdir -p issues/$issue/tags
ln -f -s `relpath $tag issues/$issue/tags` issues/$issue/tags/$tag:t
git add issues/$issue/tags/$tag:t