repo tagging

tag.sh

#!/usr/bin/env bash

LAST_TAG=$(git tag --list v*|sort|tail -n 1)

if [[ -z ${LAST_TAG} ]]; then
    TAG=$(date +%y.%m.1)
else
    LAST_TAG_YEAR=$(echo ${LAST_TAG}|awk -F. '{print $1}')
    LAST_TAG_MONTH=$(echo ${LAST_TAG}|awk -F. '{print $2}')
    LAST_TAG_BUILD=$(echo ${LAST_TAG}|awk -F. '{print $3}')
    if [[ $(date +v%y) != ${LAST_TAG_YEAR} ]]; then
        TAG=$(date +%y.%m.1)
    else
        if [[ $(date +%m) != ${LAST_TAG_MONTH} ]]; then
            TAG=$(date +%y.%m.1)
        else
            TAG_BUILD=$((LAST_TAG_BUILD+1))
            TAG=$(date +%y.%m.${TAG_BUILD})
        fi
    fi
fi

echo ${TAG}