RFR: Add submodule and subrepo support

[Robin Westberg]

On Mon, 21 Oct 2019 12:44:42 GMT, Erik Helin <ehelin at openjdk.org> wrote:

> Hi all,
> 
> this patch adds initial submodule and subrepo support to `GitRepository` and `HgRepository` and also adds a few unit tests.
> 
> Thanks,
> Erik
> 
> ## Testing
> - `sh gradlew test` passes on Linux x64
> 
> ----------------
> 
> Commits:
>  - 3506616c: Add submodule and subrepo support
> 
> Changes: https://git.openjdk.java.net/skara/pull/217/files
>  Webrev: https://webrevs.openjdk.java.net/skara/217/webrev.00
>   Stats: 212 lines in 7 files changed: 212 ins; 0 del; 0 mod
>   Patch: https://git.openjdk.java.net/skara/pull/217.diff
>   Fetch: git fetch https://git.openjdk.java.net/skara pull/217/head:pull/217

vcs/src/main/java/org/openjdk/skara/vcs/hg/HgRepository.java line 1132:

> 1131:     public void addSubmodule(String pullPath, Path path) throws IOException {
> 1132:         var uri = Files.exists(Path.of(pullPath)) ? "file://" + pullPath : pullPath;
> 1133:         HgRepository.clone(URI.create(uri), root().resolve(path).toAbsolutePath(), false);

Suggestion:

        var uri = Files.exists(Path.of(pullPath)) ? Path.of(pullPath).toUri().toString() : pullPath;

PR: https://git.openjdk.java.net/skara/pull/217