List files of directory(-ies) inside git repository along with their last commit

gw.sh

#!/bin/sh

# USAGE:
#   ~/gw.sh [optional: <file1> <file2> ... otherwise current dir will be used]
# complex example
#   bash -c "~/gw.sh $(git ls-tree -r --name-only HEAD app/*/web/main.js | tr '\n' ' ')"
#
# SAMPLE OUTPUT:
# ~/gw.sh
# Running on current dir
# .editorconfig            -- 8 weeks ago 	 81bbe6d Initial commit 2.42
# .github                  -- 8 weeks ago 	 81bbe6d Initial commit 2.42
# .gitignore               -- 8 weeks ago 	 81bbe6d Initial commit 2.42
# .gitkeep                 -- 8 weeks ago 	 81bbe6d Initial commit 2.42
# .htaccess                -- 8 weeks ago 	 81bbe6d Initial commit 2.42
# .htaccess.sample         -- 8 weeks ago 	 81bbe6d Initial commit 2.42
# .user.ini                -- 8 weeks ago 	 81bbe6d Initial commit 2.42
# CHANGELOG.md             -- 8 weeks ago 	 81bbe6d Initial commit 2.42
# COPYING.txt              -- 8 weeks ago 	 81bbe6d Initial commit 2.42
# Gruntfile.js.sample      -- 8 weeks ago 	 81bbe6d Initial commit 2.42
# LICENSE.txt              -- 8 weeks ago 	 81bbe6d Initial commit 2.42
# LICENSE_AFL.txt          -- 8 weeks ago 	 81bbe6d Initial commit 2.42
# SECURITY.md              -- 8 weeks ago 	 81bbe6d Initial commit 2.42
# app                      -- 8 weeks ago 	 81bbe6d Initial commit 2.42


FILES=("$@")

if [ $# -eq 0 ]; then
    echo "Running on current dir"
    FILES="$(git ls-tree --name-only HEAD .)"
fi

MAXLEN=0
IFS="$(printf "\n\b")"
for f in ${FILES[@]}; do
    if [ ${#f} -gt $MAXLEN ]; then
        MAXLEN=${#f}
    fi
done

for f in ${FILES[@]}; do
    str="$(git log -1 --pretty=format:"%C(green)%cr%Creset %x09 %C(cyan)%h%Creset %s %C(yellow)(%cn)%Creset" $f)"
    printf "%-${MAXLEN}s -- %s\n" "$f" "$str"
done