public static int GetHeight(LibGit2Context context, Func <Commit, bool>?continueStepping = null)
{
Verify.Operation(context.Commit is object, "No commit is selected.");
var tracker = new GitWalkTracker(context);
return(GetCommitHeight(context.Commit, tracker, continueStepping));
}
internal static int GetVersionHeight(LibGit2Context context, Version?baseVersion = null)
{
if (context.Commit is null)
{
return(0);
}
var tracker = new GitWalkTracker(context);
var versionOptions = tracker.GetVersion(context.Commit);
if (versionOptions is null)
{
return(0);
}
var baseSemVer =
baseVersion is not null?SemanticVersion.Parse(baseVersion.ToString()) :
versionOptions.Version ?? SemVer0;
var versionHeightPosition = versionOptions.VersionHeightPosition;
if (versionHeightPosition.HasValue)
{
int height = GetHeight(context, c => CommitMatchesVersion(c, baseSemVer, versionHeightPosition.Value, tracker));
return(height);
}
return(0);
}
public static IEnumerable <Commit> GetCommitsFromVersion(LibGit2Context context, Version version)
{
Requires.NotNull(context, nameof(context));
Requires.NotNull(version, nameof(version));
var tracker = new GitWalkTracker(context);
var possibleCommits = from commit in GetCommitsReachableFromRefs(context.Repository)
let commitVersionOptions = tracker.GetVersion(commit)
where commitVersionOptions?.Version?.IsMatchingVersion(version) is true
where !IsCommitIdMismatch(version, commitVersionOptions, commit)
where !IsVersionHeightMismatch(version, commitVersionOptions, commit, tracker)
select commit;
return(possibleCommits);
}
internal LibGit2VersionFile(LibGit2Context context)
: base(context)
{
}
internal GitWalkTracker(LibGit2Context context)
{
this.context = context;
}
public static Commit GetCommitFromVersion(LibGit2Context context, Version version)
{
// Note we'll accept no match, or one match. But we throw if there is more than one match.
return(GetCommitsFromVersion(context, version).SingleOrDefault());
}