CHANGELOG_FILE=CHANGELOG.md CHANGELOG_CHECK_COMMITS_NUM=15 num_changes=$(git rev-list --count"$(git log --follow-1--pretty=%H "$CHANGELOG_FILE")..HEAD")&&if["$num_changes"-gt"$CHANGELOG_CHECK_COMMITS_NUM"];then echo"Your $CHANGELOG_FILE has last been modified over $num_changes commits ago. Is it time for an update?";fi