suggested-reviewers.sh

#!/bin/sh
set -e

BASE_BRANCH="develop"

suggest_reviewers() {
  echo '*Suggested Reviewers*\n--------------------'
  collect_file_names | blame_files
}

collect_file_names() {
  git diff --name-only HEAD $BASE_BRANCH
}

blame_files() {
  xargs -L 1 git blame --line-porcelain | count_lines
}

count_lines() {
  sed -n 's/^author //p' | authors_of_most_lines
}

authors_of_most_lines() {
  sort | uniq -c | sort -rn | head -3
}

suggest_reviewers