/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="NGit.Errors.CorruptObjectException"></exception>
/// <exception cref="NGit.Errors.MissingObjectException"></exception>
private DiffFormatter.FormatResult CreateFormatResult(DiffEntry ent)
{
DiffFormatter.FormatResult res = new DiffFormatter.FormatResult();
ByteArrayOutputStream buf = new ByteArrayOutputStream();
EditList editList;
FileHeader.PatchType type;
FormatHeader(buf, ent);
if (ent.GetOldMode() == FileMode.GITLINK || ent.GetNewMode() == FileMode.GITLINK)
{
FormatOldNewPaths(buf, ent);
WriteGitLinkDiffText(buf, ent);
editList = new EditList();
type = FileHeader.PatchType.UNIFIED;
}
else
{
AssertHaveRepository();
byte[] aRaw = Open(DiffEntry.Side.OLD, ent);
byte[] bRaw = Open(DiffEntry.Side.NEW, ent);
if (aRaw == BINARY || bRaw == BINARY || RawText.IsBinary(aRaw) || RawText.IsBinary
(bRaw))
{
//
FormatOldNewPaths(buf, ent);
buf.Write(Constants.EncodeASCII("Binary files differ\n"));
editList = new EditList();
type = FileHeader.PatchType.BINARY;
}
else
{
res.a = new RawText(aRaw);
res.b = new RawText(bRaw);
editList = Diff(res.a, res.b);
type = FileHeader.PatchType.UNIFIED;
switch (ent.GetChangeType())
{
case DiffEntry.ChangeType.RENAME:
case DiffEntry.ChangeType.COPY:
{
if (!editList.IsEmpty())
{
FormatOldNewPaths(buf, ent);
}
break;
}
default:
{
FormatOldNewPaths(buf, ent);
break;
break;
}
}
}
}
res.header = new FileHeader(buf.ToByteArray(), editList, type);
return(res);
}
/// <summary>Format a patch script for one file entry.</summary>
/// <remarks>Format a patch script for one file entry.</remarks>
/// <param name="ent">the entry to be formatted.</param>
/// <exception cref="System.IO.IOException">
/// a file's content cannot be read, or the output stream cannot
/// be written to.
/// </exception>
public virtual void Format(DiffEntry ent)
{
DiffFormatter.FormatResult res = CreateFormatResult(ent);
Format(res.header, res.a, res.b);
}