Function next

test/tests/revwalk.js:380–401

(walker, count)

  });

  function next(walker, count) {
    var promise = null;
    for (var i = 0; i < count; i++) {
      if (!promise) {
        promise = walker.next();
      }
      else {
        promise = promise.then(getNext);
      }
    }
    return promise.catch(function(error) {
      if (error && error.errno === NodeGit.Error.CODE.ITEROVER) {
        return Promise.resolve();
      } else {
        throw error;
      }
    });

    function getNext() {
      return walker.next();
    }
  }
});