var git = require('../'),

path = require('path');

// This example opens a certain file, `README.md`, at a particular commit,

// and prints the first 10 lines as well as some metadata.

git.Repo.open(path.resolve(__dirname, '../.git'), function(error, repo) {

if (error) throw error;

repo.getCommit('eebd0ead15d62eaf0ba276da53af43bbc3ce43ab', function(error, commit) {

if (error) throw error;

commit.getTree(function(error, tree) {

if (error) throw error;

var builder = tree.builder(),

buffer = new Buffer("this is a file\n");

builder.insertBlob("/lib/baz.txt", buffer, false)

builder.write(function(error, treeId) {

if (error) throw error;

var author = git.Signature.create("Scott Chacon", "schacon@gmail.com", 123456789, 60);

var committer = git.Signature.create("Scott A Chacon", "scott@github.com", 987654321, 90);

repo.createCommit(null, author, committer, "message", treeId, [commit], function(error, commitId) {

console.log("New Commit:", commitId.sha());

});

});

});

});

});