module Overview

  class CI
    DEFAULT_BUILD_NO = '1'

    def self.tagged_build?
      p "TRAVIS_TAG=#{ENV['TRAVIS_TAG']}"
      travis_tag = ENV['TRAVIS_TAG'] || ''
      !travis_tag.empty? && !travis_tag == 'EMPTY' #magic default value used by legacy build scripts
    end

    def self.build_no
      ENV["TRAVIS_BUILD_NUMBER"] || ENV["CIRCLE_BUILD_NUM"] || DEFAULT_BUILD_NO
    end

    def self.branch
      ENV['TRAVIS_BRANCH'] || ENV['CIRCLE_BRANCH']
    end

    def self.repo
      ENV['TRAVIS_REPO_SLUG'] || ENV['CIRCLE_PROJECT_REPONAME']
    end

    def self.version_suffix
      ENV['VERSION_SUFFIX'] || ''
    end
  end

end