Remove tags that are not semver tags. Has preview and confirmation.

remove-non-semver-tags.sh

#!/bin/bash


TAGS=$(git tag)


SEMVER_REGEX='^[0-9]+\.[0-9]+\.[0-9]+$'


NON_SEMVER_TAGS=()


for tag in $TAGS; do
    # Check if the tag matches the SemVer pattern
    if [[ ! $tag =~ $SEMVER_REGEX ]]; then
        NON_SEMVER_TAGS+=("$tag")
    fi
done


if [ ${#NON_SEMVER_TAGS[@]} -eq 0 ]; then
    echo "No non-SemVer tags to remove."
    exit 0
fi


FILTERED_NON_SEMVER_TAGS=()
for tag in "${NON_SEMVER_TAGS[@]}"; do
    if [[ ! $tag =~ ^[0-9]+\.[0-9]+$ ]]; then
        FILTERED_NON_SEMVER_TAGS+=("$tag")
    fi
done


if [ ${#FILTERED_NON_SEMVER_TAGS[@]} -eq 0 ]; then
    echo "No non-SemVer tags to remove after filtering."
    exit 0
fi


echo "The following non-SemVer tags will be removed:"
for tag in "${FILTERED_NON_SEMVER_TAGS[@]}"; do
    echo "- $tag"
done


read -p "Confirm removal of these non-SemVer tags? (y/n): " confirm
if [ "$confirm" == "y" ]; then
    for tag in "${FILTERED_NON_SEMVER_TAGS[@]}"; do
        echo "Removing tag: $tag"
        git tag -d $tag  # Delete the tag locally
        git push origin :refs/tags/$tag  # Delete the tag on the remote repository
    done
    echo "Tags removed."
else
    echo "Tags removal cancelled."
fi