Reproduction steps

Visit https://libgit2.org/libgit2/#HEAD. Look for git_repository_set_refdb. It is not present, nor are any of the functions I checked from include/git2/sys/repository.h.

Version of libgit2 (release number or SHA1)

Whatever the website is at as of Sep 6, 2019. (Perhaps the website should provide a sha indicating what HEAD is?)

System information

• node version: v10.13.0
• npm or yarn version: 6.4.1
• OS/version/architecture: gLinux 64-bit (Google-internal, like Debian Testing)
• Applicable nodegit version: v0.23.0 built from source

https://www.nodegit.org/api/tree/ has an example of how to use tree.walk(), but it doesn't mention a critical detail, which is mentioned in an example:
https://github.com

Given a merge index with conflicts, when trying to save it to the current index the operation fails with a runtime error:
"the given object is already owned by another repository (RuntimeError)"

The use case here is to implement a workflow similar to git-merge. We try to perform a merge and if it fails we write the result of the merge into the current index and pass control back to the user to re

From https://github.com/libgit2/libgit2sharp/pull/1068/files#r31650592

We rely on the following pattern throughout the codebase.

public Things DoThings()
{
     return DoThings(null);
}

public Things DoThings(ThingsOptions options)
{
     options = options ?? new ThingsOptions();
     [...]
}

Let's change this to the following one

public Things DoThings()
{
     return DoThings(ne

When a repository window is actually a tab in a parent window, the states of the various splitters should be synced between those tabs - sidebar, history, etc. There should also be a preference setting to enable/disable this behavior.