internal static Commit Read(RepositoryReader reader, string hash, Stream stream)
{
using (var streamReader = new StreamReader(stream, Encoding.UTF8))
{
var line = streamReader.ReadLine();
var tree = StringUtils.ReadSingleValue(line, "tree ", throwIfMissing: true);
line = streamReader.ReadLine();
var parents = new List <string>();
string parent;
while ((parent = StringUtils.ReadSingleValue(line, "parent ", throwIfMissing: false)) != null)
{
parents.Add(parent);
line = streamReader.ReadLine();
}
var author = StringUtils.ReadSingleValue(line, "author ", throwIfMissing: true);
line = streamReader.ReadLine();
var committer = StringUtils.ReadSingleValue(line, "committer ", throwIfMissing: true);
streamReader.ReadLine();
var message = streamReader.ReadToEnd().Trim();
return(new Commit(
hash,
new Lazy <TreeCollection>(() => reader.Read <TreeCollection>(tree)),
new Lazy <IImmutableList <Commit> >(() => parents.Select(p => reader.Read <Commit>(p)).ToImmutableList()),
ParseSignature(author),
ParseSignature(committer), message));
}
}
internal static TreeCollection Read(RepositoryReader reader, string hash, Stream stream, long length)
{
var entries = ImmutableList.CreateBuilder <Lazy <TreeEntry> >();
while (length > 0)
{
var mode = stream.ReadUpTo(' ');
var name = stream.ReadUpTo('\0');
length -= mode.Length + 1 + name.Length + 1;
var buffer = new byte[20];
stream.Read(buffer, 0, 20);
var childHash = string.Concat(buffer.Select(x => x.ToString("x2")));
length -= 20;
entries.Add(new Lazy <TreeEntry>(() =>
{
var entry = reader.Read <Entry>(childHash);
return(new TreeEntry(name, entry, int.Parse(mode, CultureInfo.InvariantCulture)));
}));
}
return(new TreeCollection(hash, entries.ToImmutable()));
}