Function processRelation

common/models/role.js:389–396

(r, cb)

      async.someSeries(relWithUsers, processRelation, callback);

      function processRelation(r, cb) {
        inst[r](function processRelatedUser(err, user) {
          if (err || !user) return cb(err, false);

          debug('User found: %j (through %j)', user.id, r);
          cb(null, matches(user.id, userId));
        });
      }
    }

    // A helper function to check if the app user config is multiple users or