Number of commits per repo on the NBISweden github repo

number_of_commits.rb

#!/usr/bin/env ruby
require 'octokit'
require 'set'

def repo_name(repo)
    return ORG + "/" + repo[:name]
end

ORG = "NBISweden"

begin
    token = File.read('token').chomp!
rescue
    puts "Can't find file 'token' with github token"
    exit
end

Octokit.configure do |c|
    c.access_token = token
    c.auto_paginate = true
end

repos = Octokit.organization_repositories(ORG)

# When checking all branches, we get the same commit multiple times at diverge
# and merge points
seen_commits = Set.new
start_date = "2017-08-01"

repos.each do |r|
    commits = 0
    name = repo_name(r)
    print name
    Octokit.branches(name).each do |b|
        branch_commits = Octokit.commits_since(name, start_date, b[:name])
        branch_commits = Set.new branch_commits.map { |c| c[:sha] }
        new_commits = branch_commits - seen_commits
        commits += new_commits.count
        seen_commits += new_commits
    end
    printf "    %d\n", commits
end