module Coveralls::Configuration

def relevant_env
  base_env = {
    pwd:            pwd,
    rails_root:     rails_root,
    simplecov_root: simplecov_root,
    gem_version:    VERSION
  }
  service_env =
    if ENV['TRAVIS']
      travis_env_hash
    elsif ENV['CIRCLECI']
      circleci_env_hash
    elsif ENV['JENKINS_URL']
      jenkins_env_hash
    elsif ENV['SEMAPHORE']
      semaphore_env_hash
    else
      {}
    end
  base_env.merge! service_env
end