Count commits/committers between nixos releases

gistfile1.txt

# commit count measured from branch-off of the previous release to the final release of the new release
function count_commits() {
  OLD="$1"
  NEW="$2"

  git log "${OLD}-beta..${NEW}" --no-merges --format=%an | wc -l
}

count_commits 19.09 20.03
count_commits 20.03 20.09
count_commits 20.09 21.05
count_commits 21.05 21.11
count_commits 21.11 22.05
count_commits 22.05 22.11
count_commits 22.11 23.05
count_commits 23.05 23.11
count_commits 23.11 24.05
count_commits 24.05 24.11

function count_committers() {
  OLD="$1"
  NEW="$2"

  git log "${OLD}-beta..${NEW}" --no-merges --format=%an | sort | uniq | wc -l
}

count_committers 19.09 20.03
count_committers 20.03 20.09
count_committers 20.09 21.05
count_committers 21.05 21.11
count_committers 21.11 22.05
count_committers 22.05 22.11
count_committers 22.11 23.05
count_committers 23.05 23.11
count_committers 23.11 24.05
count_committers 24.05 24.11