/// <summary>
/// Start a rebase operation.
/// </summary>
/// <param name="branch">The branch to rebase.</param>
/// <param name="upstream">The starting commit to rebase.</param>
/// <param name="onto">The branch to rebase onto.</param>
/// <param name="committer">The <see cref="Identity"/> of who added the change to the repository.</param>
/// <param name="options">The <see cref="RebaseOptions"/> that specify the rebase behavior.</param>
/// <returns>true if completed successfully, false if conflicts encountered.</returns>
public virtual RebaseResult Start(Branch branch, Branch upstream, Branch onto, Identity committer, RebaseOptions options)
{
Ensure.ArgumentNotNull(upstream, "upstream");
options = options ?? new RebaseOptions();
EnsureNonBareRepo();
if (this.repository.Info.CurrentOperation != CurrentOperation.None)
{
throw new LibGit2SharpException("A {0} operation is already in progress.",
this.repository.Info.CurrentOperation);
}
Func<Branch, ReferenceHandle> RefHandleFromBranch = (Branch b) =>
{
return (b == null) ?
null :
this.repository.Refs.RetrieveReferencePtr(b.CanonicalName);
};
using (GitCheckoutOptsWrapper checkoutOptionsWrapper = new GitCheckoutOptsWrapper(options))
{
GitRebaseOptions gitRebaseOptions = new GitRebaseOptions()
{
version = 1,
checkout_options = checkoutOptionsWrapper.Options,
};
using (ReferenceHandle branchRefPtr = RefHandleFromBranch(branch))
using (ReferenceHandle upstreamRefPtr = RefHandleFromBranch(upstream))
using (ReferenceHandle ontoRefPtr = RefHandleFromBranch(onto))
using (AnnotatedCommitHandle annotatedBranchCommitHandle = AnnotatedCommitHandleFromRefHandle(branchRefPtr))
using (AnnotatedCommitHandle upstreamRefAnnotatedCommitHandle = AnnotatedCommitHandleFromRefHandle(upstreamRefPtr))
using (AnnotatedCommitHandle ontoRefAnnotatedCommitHandle = AnnotatedCommitHandleFromRefHandle(ontoRefPtr))
using (RebaseHandle rebaseOperationHandle = Proxy.git_rebase_init(this.repository.Handle,
annotatedBranchCommitHandle,
upstreamRefAnnotatedCommitHandle,
ontoRefAnnotatedCommitHandle,
gitRebaseOptions))
{
RebaseResult rebaseResult = RebaseOperationImpl.Run(rebaseOperationHandle,
this.repository,
committer,
options);
return rebaseResult;
}
}
}
/// <summary>
/// Abort the rebase operation.
/// </summary>
/// <param name="options">The <see cref="RebaseOptions"/> that specify the rebase behavior.</param>
public virtual void Abort(RebaseOptions options)
{
options = options ?? new RebaseOptions();
EnsureNonBareRepo();
using (GitCheckoutOptsWrapper checkoutOptionsWrapper = new GitCheckoutOptsWrapper(options))
{
GitRebaseOptions gitRebaseOptions = new GitRebaseOptions()
{
checkout_options = checkoutOptionsWrapper.Options,
};
using (RebaseHandle rebase = Proxy.git_rebase_open(repository.Handle, gitRebaseOptions))
{
Proxy.git_rebase_abort(rebase);
}
}
}
/// <summary>
/// Continue the current rebase.
/// </summary>
/// <param name="committer">The <see cref="Identity"/> of who added the change to the repository.</param>
/// <param name="options">The <see cref="RebaseOptions"/> that specify the rebase behavior.</param>
public unsafe virtual RebaseResult Continue(Identity committer, RebaseOptions options)
{
Ensure.ArgumentNotNull(committer, "committer");
options = options ?? new RebaseOptions();
EnsureNonBareRepo();
using (GitCheckoutOptsWrapper checkoutOptionsWrapper = new GitCheckoutOptsWrapper(options))
{
GitRebaseOptions gitRebaseOptions = new GitRebaseOptions()
{
version = 1,
checkout_options = checkoutOptionsWrapper.Options,
};
using (RebaseHandle rebase = Proxy.git_rebase_open(repository.Handle, gitRebaseOptions))
{
// TODO: Should we check the pre-conditions for committing here
// for instance - what if we had failed on the git_rebase_finish call,
// do we want continue to be able to restart afterwords...
var rebaseCommitResult = Proxy.git_rebase_commit(rebase, null, committer);
// Report that we just completed the step
if (options.RebaseStepCompleted != null)
{
// Get information on the current step
long currentStepIndex = Proxy.git_rebase_operation_current(rebase);
long totalStepCount = Proxy.git_rebase_operation_entrycount(rebase);
git_rebase_operation* gitRebasestepInfo = Proxy.git_rebase_operation_byindex(rebase, currentStepIndex);
var stepInfo = new RebaseStepInfo(gitRebasestepInfo->type,
repository.Lookup<Commit>(ObjectId.BuildFromPtr(&gitRebasestepInfo->id)),
LaxUtf8NoCleanupMarshaler.FromNative(gitRebasestepInfo->exec));
if (rebaseCommitResult.WasPatchAlreadyApplied)
{
options.RebaseStepCompleted(new AfterRebaseStepInfo(stepInfo, currentStepIndex, totalStepCount));
}
else
{
options.RebaseStepCompleted(new AfterRebaseStepInfo(stepInfo,
repository.Lookup<Commit>(new ObjectId(rebaseCommitResult.CommitId)),
currentStepIndex,
totalStepCount));
}
}
RebaseResult rebaseResult = RebaseOperationImpl.Run(rebase, repository, committer, options);
return rebaseResult;
}
}
}
