require "contribution-checker"

checker = ContributionChecker::Checker.new \
  :access_token => "<Your 40 char GitHub API token>",
  :commit_url   => "https://github.com/user/repo/commit/sha"

checker.check
=> {
  :contribution => true,
  :and_criteria => {
    :commit_email_is_not_generic => true,
    :commit_in_valid_branch      => true,
    :repo_not_a_fork             => true,
    :commit_email_linked_to_user => true,
    :commit_email                => "[email protected]",
    :default_branch              => "master"
  },
  :or_criteria => {
    :user_has_starred_repo               => false,
    :user_can_push_to_repo               => false,
    :user_is_repo_org_member             => true,
    :user_has_fork_of_repo               => false,
    :user_has_opened_issue_or_pr_in_repo => false
  }
}