List all tags and increment the version in a repo with tags for packages

tag_increment.sh

# This code will get the latest tag for a package and increment it by one.
# The function get_latest_tags will get all the tags for a package
# The function get_latest_tag_for_package will get the latest tag for a package
# Then the latest tag will be incremented by one using awk and sed

#!/bin/bash

get_latest_tags() {
    git for-each-ref --sort=-taggerdate --format '%(refname:short)' refs/tags/*/**
}

get_latest_tag_for_package() {
    package_name="$1"
    latest_tags="$2"

    package_latest_tag=$(echo "$latest_tags" | grep "^$package_name/" | sort -V | tail -n 1)
    echo "$package_latest_tag"
}

# Get all latest tags
all_latest_tags=$(get_latest_tags)


for d in */; do
    cd $d

    # remove the last / from the directory name
    tag_name=${d%?}

    package=$tag_name
    latest_tag_for_package=$(get_latest_tag_for_package "$package" "$all_latest_tags")

    if [ -n "$latest_tag_for_package" ]; then
        echo "Latest tag for $package: $latest_tag_for_package"
    else
        echo "No tag found for $package"
    fi

    # increment the latest tag
    new_tag=$(echo $latest_tag_for_package | awk -F. '{$NF = $NF + 1;} 1' | sed 's/ /./g')

    # show the new tag
    echo "New tag for $package: $new_tag"

    cd ..
done