Bash script to generate a CHANGELOG.md file based on git tags

generate-changelog-md.sh

#!/bin/bash
shopt -s lastpipe

footerTags=()

echo "# Changelog

This document maintains a list of released versions and changes done in respective versions.

" > ./CHANGELOG.md

git tag -l --sort=-creatordate | while read tag; do

echo '## Version'" [${tag}]" >> ./CHANGELOG.md
echo '' >> ./CHANGELOG.md

git log ${tag}..${NEXT_TAG} --pretty=format:'* %s ' >> ./CHANGELOG.md

echo ''>> ./CHANGELOG.md
echo '--'>> ./CHANGELOG.md
echo ''>> ./CHANGELOG.md

footerTags+=("${tag}...${NEXT_TAG}")

NEXT_TAG=${tag}

done

echo $footerTags
for str in ${footerTags[@]}; do
echo str
        tag="${str##*...}"
        echo "[${tag}]: $1/-/compare/${str}" >> ./CHANGELOG.md
done
echo 'done'

Footer links