count lines attributed to each user

blame_settings.sh

#!/bin/sh

DIRS=(
    chrome/browser/ui/webui/settings/
    chrome/browser/resources/settings/
    chrome/test/data/webui/settings/
    ui/webui/resources/cr_elements/cr_dialog/
    ui/webui/resources/cr_elements/policy/
    ui/webui/resources/cr_elements/network/
)

FILES=(
    ui/webui/resources/cr_elements/shared_style_css.html
    ui/webui/resources/cr_elements/shared_vars_css.html
    chrome/app/settings_*
)

set -e

git ls-files HEAD -- ${DIRS[@]} ${FILES[@]} |
  while read f; do
    git blame --line-porcelain "$f" | grep '^author ';
  done |
  sort -f | uniq -ic | sort -n