Rename all tags in GIT repository from "v.." (e.g. "v1.0.0" to without "v" e.g. "1.0.0")

rename-all-tags.sh

#!/usr/bin/env bash

push_tag() {
    local tag="$1"
    echo "Pushing $tag"
    git push origin "$tag"
}

delete_tag() {
    local tag="$1"
    echo "Deleting $tag"
    git tag --delete "$tag"
    git push --delete origin "$tag"
}

to_new_tag() {
    local oldTag="$1"
    printf "%s" ${oldTag:1}
}

rename_tag() {
    local oldTag="$1"
    if [[ ! "$oldTag" =~ ^v.* ]]; then
        echo "Skipping tag: $oldTag"
        return
    fi
    local newTag=$(to_new_tag "$oldTag")
    echo "Renaming $oldTag to $newTag"
    git tag "$newTag" "$oldTag"
    delete_tag "$oldTag"
    push_tag "$newTag"
}


main() {
    git tag -l | while read oldTag 
    do
        rename_tag "$oldTag"
    done
}

main