code: function isCandidate(modulePath) {
          modulePath = modulePath || '';
          var len = modulePath.length;
          return modulePath.indexOf('/') < 0 && len > 7 &&
              modulePath.substring(modulePath.length - 7) === 'Service';
      }
docs: Candidate if no slash and the modulePath ends in 'Service'
  @param modulePath
  @returns {boolean}