Remote branch cleanup in Git

git_housekeeping.sh

#!/bin/bash

# This Gist was inspired by the following posts:
# https://nickymeuleman.netlify.app/blog/delete-git-branches
# https://railsware.com/blog/git-housekeeping-tutorial-clean-up-outdated-branches-in-local-and-remote-repositories/

#
# This command helps find all stale non-merged branches on your remote that are more than X weeks old
#
# ARGUMENTS:
#  Threshold in weeks for the stale branch
#  Name of the author for the branch
#
# EXAMPLES:
#
#  git_housekeeping_show_nonmerged
#    This execution will find all non-merged branches that are more than 3 weeks old
#
#  git_housekeeping_show_nonmerged 8
#    This execution will find all non-merged branches that are more than 2 months old
#
#  git_housekeeping_show_nonmerged 4 "Alexey Novak"
#    This execution will find all non-merged branches that are more than 1 month old and belong to author Alexey Novak
#

alias git_housekeeping_show_nonmerged='function __git_housekeeping_show_nonmerged() {
    echo Let me look for some stale branches for you... hold on
    for branch in `git branch -r --no-merged | grep -v HEAD`; do
        if [[ "$(git log $branch --since "${1:-3} weeks ago" -n 2 | wc -l)" -eq 0 ]]; then
            l=`git show --format="%ci %cr \\t%an" $branch | head -n 1`
            if [ ! -z "$2" ]
            then
		        if [[ $l =~ "${2}" ]]
                then
                    echo -e $l \\t$branch;
                fi
            else
                echo -e $l \\t$branch;
            fi
        fi
    done | sort -r
    return 1
}; __git_housekeeping_show_nonmerged'

#
# This command helps find all stale already merged branches on your remote that are more than X weeks old
#
# ARGUMENTS:
#  Threshold in weeks for the stale branch
#  Name of the author for the branch
#
# EXAMPLES:
#
#  git_housekeeping_show_nonmerged
#    This execution will find all merged branches that are more than 3 weeks old
#
#  git_housekeeping_show_nonmerged 8
#    This execution will find all merged branches that are more than 2 months old
#
#  git_housekeeping_show_nonmerged 4 "Alexey Novak"
#    This execution will find all merged branches that are more than 1 month old and belong to author Alexey Novak
#

alias git_housekeeping_show_merged='function __git_housekeeping_show_merged() {
    echo Let me look for some stale branches for you... hold on
    for branch in `git branch -r --merged | grep -v HEAD`; do
        if [[ "$(git log $branch --since "${1:-3} weeks ago" -n 2 | wc -l)" -eq 0 ]]; then
            l=`git show --format="%ci %cr \\t%an" $branch | head -n 1`
            if [ ! -z "$2" ]
            then
		        if [[ $l =~ "${2}" ]]
                then
                    echo -e $l \\t$branch;
                fi
            else
                echo -e $l \\t$branch;
            fi
        fi
    done | sort -r
    return 1
}; __git_housekeeping_show_merged'