getHeadSha1(repopath, function(err, headSha1) {
if (err) {
callback(err);
return;
}
if (headSha1 === undefined) callback(null, undefined);
else {
cM.readFileToCommit(headSha1, repopath, function(err, head) {
if (err) {
callback(err);
return;
}
callback(null, head);
});
}
});
function getCommitAndTreeDir(repopath, sha1, callback) {
cM.readFileToCommit(sha1, repopath, function(err, commit) {
if (err) {
callback(err);
return;
}
tM.readFileToTree(commit.objectId, repopath, function(err, tree) {
if (err) {
callback(err);
return;
}
tree.walk(repopath, function(err, treeInfo, graph) {
if (err) {
callback(err);
return;
}
callback(null, commit, treeInfo, graph);
});
});
});
}