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var Promise = require("nodegit-promise");
var NodeGit = require("../");
var Blob = NodeGit.Blob;
var Checkout = NodeGit.Checkout;
var Commit = NodeGit.Commit;
var normalizeOptions = NodeGit.Utils.normalizeOptions;
var Reference = NodeGit.Reference;
var Remote = NodeGit.Remote;
var Repository = NodeGit.Repository;
var Revwalk = NodeGit.Revwalk;
var Status = NodeGit.Status;
var StatusFile = NodeGit.StatusFile;
var StatusList = NodeGit.StatusList;
var Tag = NodeGit.Tag;
var Tree = NodeGit.Tree;
var TreeBuilder = NodeGit.Treebuilder;
Object.defineProperty(Repository.prototype, "openIndex", {
enumerable: false,
value: Repository.prototype.index
});
/**
* Creates a branch with the passed in name pointing to the commit
*
* @async
* @param {String} name Branch name, e.g. "master"
* @param {Commit|String|Oid} commit The commit the branch will point to
* @param {bool} force Overwrite branch if it exists
* @param {Signature} signature Identity to use to populate reflog
* @param {String} logMessage One line message to be appended to the reflog
* @return {Ref}
*/
Repository.prototype.createBranch =
function(name, commit, force, signature, logMessage) {
var repo = this;
if (commit instanceof Commit) {
return NodeGit.Branch.create(
repo,
name,
commit,
force ? 1 : 0,
signature,
logMessage);
}
else {
return repo.getCommit(commit).then(function(commit) {
return NodeGit.Branch.create(
repo,
name,
commit,
force ? 1 : 0,
signature,
logMessage);
});
}
};
/**
* Look up a refs's commit.
*
* @async
* @param {String|Ref} name Ref name, e.g. "master", "refs/heads/master"
* or Branch Ref
* @return {Commit}
*/
Repository.prototype.getReferenceCommit = function(name, callback) {
var repository = this;
return this.getReference(name).then(function(reference) {
return repository.getCommit(reference.target()).then(function(commit) {
if (typeof callback === "function") {
callback(null, commit);
}
return commit;
});
}, callback);
};
/**
* Look up a branch. Alias for `getReference`
*
* @async
* @param {String|Ref} name Ref name, e.g. "master", "refs/heads/master"
* or Branch Ref
* @return {Ref}
*/
Repository.prototype.getBranch = function(name, callback) {
return this.getReference(name, callback);
};
/**
* Look up a branch's most recent commit. Alias to `getReferenceCommit`
*
* @async
* @param {String|Ref} name Ref name, e.g. "master", "refs/heads/master"
* or Branch Ref
* @return {Commit}
*/
Repository.prototype.getBranchCommit = function(name, callback) {
return this.getReferenceCommit(name, callback);
};
/**
* Gets the branch that HEAD currently points to
* Is an alias to head()
* @async
* @return {Reference}
*/
Repository.prototype.getCurrentBranch = function() {
return this.head();
};
/**
* Lookup the reference with the given name.
*
* @async
* @param {String|Ref} name Ref name, e.g. "master", "refs/heads/master"
* or Branch Ref
* @return {Reference}
*/
Repository.prototype.getReference = function(name, callback) {
var repository = this;
return Reference.dwim(this, name).then(function(reference) {
if (reference.isSymbolic()) {
return reference.resolve().then(function(reference) {
reference.repo = repository;
if (typeof callback === "function") {
callback(null, reference);
}
return reference;
}, callback);
} else {
reference.repo = repository;
if (typeof callback === "function") {
callback(null, reference);
}
return reference;
}
}, callback);
};
Repository.getReferences = function(repo, type, refNamesOnly, callback) {
return Reference.list(repo).then(function(refList) {
var refFilterPromises = [];
var filteredRefs = [];
refList.forEach(function(refName) {
refFilterPromises.push(Reference.lookup(repo, refName)
.then(function(ref) {
if (type == Reference.TYPE.ALL || ref.type() == type) {
if (refNamesOnly) {
filteredRefs.push(refName);
return;
}
if (ref.isSymbolic()) {
return ref.resolve().then(function(resolvedRef) {
resolvedRef.repo = repo;
filteredRefs.push(resolvedRef);
});
}
else {
filteredRefs.push(ref);
}
}
})
);
});
return Promise.all(refFilterPromises).then(function() {
if (typeof callback === "function") {
callback(null, filteredRefs);
}
return filteredRefs;
}, callback);
});
};
/**
* Lookup references for a repository.
*
* @async
* @param {Reference.TYPE} type Type of reference to look up
* @return {Array<Reference>}
*/
Repository.prototype.getReferences = function(type, callback) {
return Repository.getReferences(this, type, false, callback);
};
/**
* Lookup reference names for a repository.
*
* @async
* @param {Reference.TYPE} type Type of reference to look up
* @return {Array<String>}
*/
Repository.prototype.getReferenceNames = function(type, callback) {
return Repository.getReferences(this, type, true, callback);
};
/**
* Retrieve the commit identified by oid.
*
* @async
* @param {String|Oid} String sha or Oid
* @return {Commit}
*/
Repository.prototype.getCommit = function(oid, callback) {
var repository = this;
return Commit.lookup(repository, oid).then(function(commit) {
commit.repo = repository;
if (typeof callback === "function") {
callback(null, commit);
}
return commit;
}, callback);
};
/**
* Retrieve the blob represented by the oid.
*
* @async
* @param {String|Oid} String sha or Oid
* @return {Blob}
*/
Repository.prototype.getBlob = function(oid, callback) {
var repository = this;
return Blob.lookup(repository, oid).then(function(blob) {
blob.repo = repository;
if (typeof callback === "function") {
callback(null, blob);
}
return blob;
}, callback);
};
/**
* Retrieve the tree represented by the oid.
*
* @async
* @param {String|Oid} String sha or Oid
* @return {Tree}
*/
Repository.prototype.getTree = function(oid, callback) {
var repository = this;
return Tree.lookup(repository, oid).then(function(tree) {
tree.repo = repository;
if (typeof callback === "function") {
callback(null, tree);
}
return tree;
}, callback);
};
/**
* Creates a new annotated tag
*
* @async
* @param {String|Oid} String sha or Oid
* @param {String} name the name of the tag
* @param {String} message the description that will be attached to the
* annotated tag
* @return {Tag}
*/
Repository.prototype.createTag = function(oid, name, message, callback) {
var repository = this;
var signature = repository.defaultSignature();
return Commit.lookup(repository, oid)
.then(function(commit) {
// Final argument is `force` which overwrites any previous tag
return Tag.create(repository, name, commit, signature, message, 0);
})
.then(function(tagOid) {
return repository.getTag(tagOid, callback);
});
};
/**
* Creates a new lightweight tag
*
* @async
* @param {String|Oid} String sha or Oid
* @param {String} name the name of the tag
* @return {Reference}
*/
Repository.prototype.createLightweightTag = function(oid, name, callback) {
var repository = this;
return Commit.lookup(repository, oid)
.then(function(commit) {
// Final argument is `force` which overwrites any previous tag
return Tag.createLightweight(repository, name, commit, 0);
})
.then(function() {
return Reference.lookup(repository, "refs/tags/" + name);
});
};
/**
* Retrieve the tag represented by the oid.
*
* @async
* @param {String|Oid} String sha or Oid
* @return {Tag}
*/
Repository.prototype.getTag = function(oid, callback) {
var repository = this;
return Tag.lookup(repository, oid).then(function(reference) {
reference.repo = repository;
if (typeof callback === "function") {
callback(null, reference);
}
return reference;
}, callback);
};
/**
* Retrieve the tag represented by the tag name.
*
* @async
* @param {String} Short or full tag name
* @return {Tag}
*/
Repository.prototype.getTagByName = function(name, callback) {
var repo = this;
name = ~name.indexOf("refs/tags/") ? name : "refs/tags/" + name;
return Reference.nameToId(repo, name).then(function(oid) {
return Tag.lookup(repo, oid).then(function(reference) {
reference.repo = repo;
if (typeof callback === "function") {
callback(null, reference);
}
return reference;
});
}, callback);
};
/**
* Deletes a tag from a repository by the tag name.
*
* @async
* @param {String} Short or full tag name
*/
Repository.prototype.deleteTagByName = function(name) {
var repository = this;
name = ~name.indexOf("refs/tags/") ? name.substr(10) : name;
return Tag.delete(repository, name);
};
/**
* Instantiate a new revision walker for browsing the Repository"s history.
* See also `Commit.prototype.history()`
*
* @param {String|Oid} String sha or Oid
* @return {RevWalk}
*/
Repository.prototype.createRevWalk = function() {
var revWalk = Revwalk.create(this);
revWalk.repo = this;
return revWalk;
};
/**
* Retrieve the master branch commit.
*
* @async
* @return {Commit}
*/
Repository.prototype.getMasterCommit = function(callback) {
return this.getBranchCommit("master", callback);
};
/**
* Retrieve the commit that HEAD is currently pointing to
*
* @async
* @return {Commit}
*/
Repository.prototype.getHeadCommit = function(callback) {
var repo = this;
return Reference.nameToId(repo, "HEAD").then(function(head) {
return repo.getCommit(head, callback);
});
};
/**
* Create a commit
*
* @async
* @param {String} updateRef
* @param {Signature} author
* @param {Signature} committer
* @param {String} message
* @param {Tree|Oid|String} Tree
* @param {Array} parents
* @return {Oid} The oid of the commit
*/
Repository.prototype.createCommit = function(
updateRef, author, committer, message, tree, parents, callback) {
var repo = this;
var promises = [];
parents = parents || [];
promises.push(repo.getTree(tree));
parents.forEach(function(parent) {
promises.push(repo.getCommit(parent));
});
return Promise.all(promises).then(function(results) {
tree = results[0];
// Get the normalized values for our input into the function
var parentsLength = parents.length;
parents = [];
for (var i = 0; i < parentsLength; i++) {
parents.push(results[i + 1]);
}
return Commit.create(
repo,
updateRef,
author,
committer,
null /* use default message encoding */,
message,
tree,
parents.length,
parents
);
}).then(function(commit) {
if (typeof callback === "function") {
callback(null, commit);
}
return commit;
}, callback);
};
/**
* Creates a new commit on HEAD from the list of passed in files
* @async
* @param {Array} filesToAdd
* @param {Signature} author
* @param {Signature} committer
* @param {String} message
* @return {Oid} The oid of the new commit
*/
Repository.prototype.createCommitOnHead = function(
filesToAdd,
author,
committer,
message,
callback){
var repo = this;
var index;
return repo.openIndex().then(function(index_) {
index = index_;
index.read(1);
return index.addAll();
})
.then(function() {
index.write();
return index.writeTree();
}).then(function(treeOid) {
return repo.getHeadCommit().then(function(parent) {
return repo.createCommit(
"HEAD",
author,
committer,
message,
treeOid,
[parent],
callback);
});
}, callback);
};
/**
* Create a blob from a buffer
*
* @param {Buffer} buffer
* @return {Blob}
*/
Repository.prototype.createBlobFromBuffer = function(buffer, callback) {
return Blob.createFromBuffer(this, buffer, buffer.length, callback);
};
/**
* Create a new tree builder.
*
* @param {Tree} tree
*/
Repository.prototype.treeBuilder = function() {
var builder = TreeBuilder.create(null);
builder.root = builder;
builder.repo = this;
return builder;
};
/**
* Gets the default signature for the default user and now timestamp
* @return {Signature}
*/
Repository.prototype.defaultSignature = function() {
var result = NodeGit.Signature.default(this);
if (!result.name()) {
}
return result;
};
/**
* Lists out the remotes in the given repository.
*
* @param {Function} Optional callback
* @return {Object} Promise object.
*/
Repository.prototype.getRemotes = function(callback) {
return Remote.list(this).then(function(remotes) {
if (typeof callback === "function") {
callback(null, remotes);
}
return remotes;
}, callback);
};
/**
* Gets a remote from the repo
*
* @param {String|Remote} remote
* @param {Function} callback
* @return {Remote} The remote object
*/
Repository.prototype.getRemote = function(remote, callback) {
if (remote instanceof NodeGit.Remote) {
return Promise.resolve(remote).then(function(remoteObj) {
if (typeof callback === "function") {
callback(null, remoteObj);
}
return remoteObj;
}, callback);
}
return NodeGit.Remote.lookup(this, remote).then(function(remoteObj) {
if (typeof callback === "function") {
callback(null, remoteObj);
}
return remoteObj;
}, callback);
};
/**
* Fetches from a remote
*
* @param {String|Remote} remote
* @param {Object|RemoteCallback} remoteCallbacks Any custom callbacks needed
* @param {Bool} pruneAfter will perform a prune after the fetch if true
*/
Repository.prototype.fetch = function(
remote,
remoteCallbacks,
pruneAfter,
callback)
{
var repo = this;
return repo.getRemote(remote).then(function(remote) {
remote.setCallbacks(remoteCallbacks);
return remote.fetch(null, repo.defaultSignature(), "Fetch from " + remote)
.then(function() {
if (pruneAfter) {
remote.prune();
}
})
.then(function() {
return remote.disconnect();
}).then(function() {
if (typeof callback === "function") {
callback();
}
});
}, callback);
};
/**
* Fetches from all remotes
* @param {Object|RemoteCallback} remoteCallbacks Any custom callbacks needed
* @param {Bool} pruneAfter will perform a prune after the fetch if true
*/
Repository.prototype.fetchAll = function(
remoteCallbacks,
pruneAfter,
callback)
{
var repo = this;
return repo.getRemotes().then(function(remotes) {
var fetchPromises = [];
remotes.forEach(function(remote) {
fetchPromises.push(
repo.fetch(remote, remoteCallbacks, pruneAfter, callback));
});
return Promise.all(fetchPromises);
}, callback);
};
/**
* Merge a branch onto another branch
*
* @param {String|Ref} to
* @param {String|Ref} from
* @return {Oid|Index} A commit id for a succesful merge or an index for a
* merge with conflicts
*/
Repository.prototype.mergeBranches = function(to, from, signature) {
var repo = this;
var fromBranch;
var toBranch;
signature = signature || repo.defaultSignature();
return Promise.all([
repo.getBranch(to),
repo.getBranch(from)
]).then(function(branches) {
toBranch = branches[0];
fromBranch = branches[1];
return Promise.all([
repo.getBranchCommit(toBranch),
repo.getBranchCommit(fromBranch)
]);
}).then(function(branchCommits) {
var toCommitOid = branchCommits[0].toString();
var fromCommitOid = branchCommits[1].toString();
return NodeGit.Merge.base(repo, toCommitOid, fromCommitOid)
.then(function(baseCommit) {
if (baseCommit.toString() == fromCommitOid) {
// The commit we're merging to is already in our history.
// nothing to do so just return the commit the branch is on
return toCommitOid;
}
else if (baseCommit.toString() == toCommitOid) {
// fast forward
var message =
"Fast forward branch " +
toBranch.shorthand() +
" to branch " +
fromBranch.shorthand();
return toBranch.setTarget(
fromCommitOid,
signature,
message)
.then(function() {
return fromCommitOid;
});
}
else {
// We have to merge. Lets do it!
return NodeGit.Merge.commits(repo, toCommitOid, fromCommitOid)
.then(function(index) {
// if we have conflicts then throw the index
if (index.hasConflicts()) {
throw index;
}
// No conflicts so just go ahead with the merge
index.write();
return index.writeTreeTo(repo);
}).then(function(oid) {
var message =
"Merged " +
fromBranch.shorthand() +
" into " +
toBranch.shorthand();
return repo.createCommit(
toBranch.name(),
signature,
signature,
message,
oid,
[toCommitOid, fromCommitOid]);
});
}
});
});
};
// Override Repository.initExt to normalize initoptions
var initExt = Repository.initExt;
Repository.initExt = function(repo_path, opts) {
opts = normalizeOptions(opts, NodeGit.RepositoryInitOptions);
return initExt(repo_path, opts);
};
/**
* Get the status of a repo to it's working directory
*
* @param {obj} opts
* @return {Array<StatusFile>}
*/
Repository.prototype.getStatus = function(opts) {
var statuses = [];
var statusCallback = function(path, status) {
statuses.push(new StatusFile({path: path, status: status}));
};
if (!opts) {
opts = {
flags: Status.OPT.INCLUDE_UNTRACKED |
Status.OPT.RECURSE_UNTRACKED_DIRS
};
}
return Status.foreachExt(this, opts, statusCallback).then(function() {
return statuses;
});
};
/**
* Get extended statuses of a repo to it's working directory. Status entries
* have `status`, `headToIndex` delta, and `indexToWorkdir` deltas
*
* @param {obj} opts
* @return {Array<StatusEntry>}
*/
Repository.prototype.getStatusExt = function(opts) {
var statuses = [];
if (!opts) {
opts = {
flags: Status.OPT.INCLUDE_UNTRACKED |
Status.OPT.RECURSE_UNTRACKED_DIRS |
Status.OPT.RENAMES_INDEX_TO_WORKDIR |
Status.OPT.RENAMES_HEAD_TO_INDEX |
Status.OPT.RENAMES_FROM_REWRITES
};
}
return StatusList.create(this, opts).then(function(list) {
for (var i = 0; i < list.entrycount(); i++) {
var entry = Status.byIndex(list, i);
statuses.push(new StatusFile({entry: entry}));
}
return statuses;
});
};
/**
* This will set the HEAD to point to the local branch and then attempt
* to update the index and working tree to match the content of the
* latest commit on that branch
* @param {String|Reference} branch the branch to checkout
* @param {Object|CheckoutOptions} opts the options to use for the checkout
*/
Repository.prototype.checkoutBranch = function(branch, opts) {
var repo = this;
opts = opts || {};
opts.checkoutStrategy = opts.checkoutStrategy || Checkout.STRATEGY.SAFE;
return repo.getReference(branch)
.then(function(ref) {
if (!ref.isBranch()) {
return false;
}
var name = ref.name();
return repo.setHead(name,
repo.defaultSignature(),
"Switch HEAD to " + name);
})
.then(function() {
return Checkout.head(repo, opts);
});
};
module.exports = Repository;