git-ltr

#!/bin/bash

# Lists (a-la 'ls -ltr') git controlled source files in current directory.

usage() {
    (
        echo "usage: ${0##*/} [-h|--help] [-r]"
        echo "Lists (a-la 'ls -ltr') git controlled source files in current directory."
        echo
        echo "options:"
        (
            echo "    -h, --help: show usage help"
            echo "    -r: recursive"
        ) | column -ts:
    ) >&2
    exit 1
}

if echo "$*" | grep -Eq -- '--help\b|-h\b'; then
    usage
fi

RECURSIVE=""
while getopts "r" opt; do
    case "$opt" in
    r) RECURSIVE="-r" ;;
    *) usage ;;
    esac
done
shift $((OPTIND - 1))

git_list() {
    eval "git ls-tree $RECURSIVE --name-only HEAD" | while read -r filename; do
        echo "$(git log -1 --format="%ad" -- "$filename")"$'\t'"$filename"
    done
}

git_list |
    sort -t' ' -k5,5n -k2,2M -k3,3n -k4,4n |
    column -ts$'\t'