remove unused function

Signed-off-by: Andrew Thornton <[email protected]>

Author: zeripath

modules/git/batch_reader.go

@@ -336,74 +336,3 @@ func ParseTreeLine(rd *bufio.Reader, modeBuf, fnameBuf, shaBuf []byte) (mode, fn
 	sha = shaBuf
 	return
 }
-
-// ParseTreeLineTree reads a tree entry from a tree in a cat-file --batch stream
-//
-// This carefully avoids allocations - except where fnameBuf is too small.
-// It is recommended therefore to pass in an fnameBuf large enough to avoid almost all allocations
-//
-// Each line is composed of:
-// <mode-in-ascii-dropping-initial-zeros> SP <fname> NUL <20-byte SHA>
-//
-// We don't attempt to convert the 20-byte SHA to 40-byte SHA to save a lot of time
-func ParseTreeLineTree(rd *bufio.Reader, modeBuf, fnameBuf, shaBuf []byte) (isTree bool, fname, sha []byte, n int, err error) {
-	var readBytes []byte
-
-	// Read the Mode & fname
-	readBytes, err = rd.ReadSlice('\x00')
-	if err != nil {
-		return
-	}
-	if len(readBytes) < 6 {
-		log("missing space in readBytes ParseTreeLineTree: %v", readBytes)
-		err = &ErrNotExist{}
-		return
-	}
-	if !bytes.Equal(readBytes[:6], []byte("40000 ")) {
-		n += len(readBytes)
-		for err == bufio.ErrBufferFull {
-			readBytes, err = rd.ReadSlice('\x00')
-			n += len(readBytes)
-		}
-		d := 0
-		d, err = rd.Discard(20)
-		n += d
-		return
-	}
-	isTree = true
-
-	n += 6
-	readBytes = readBytes[6:]
-
-	// Deal with the fname
-	copy(fnameBuf, readBytes)
-	if len(fnameBuf) > len(readBytes) {
-		fnameBuf = fnameBuf[:len(readBytes)]
-	} else {
-		fnameBuf = append(fnameBuf, readBytes[len(fnameBuf):]...)
-	}
-	for err == bufio.ErrBufferFull {
-		readBytes, err = rd.ReadSlice('\x00')
-		fnameBuf = append(fnameBuf, readBytes...)
-	}
-	n += len(fnameBuf)
-	if err != nil {
-		return
-	}
-	fnameBuf = fnameBuf[:len(fnameBuf)-1]
-	fname = fnameBuf
-
-	// Deal with the 20-byte SHA
-	idx := 0
-	for idx < 20 {
-		read := 0
-		read, err = rd.Read(shaBuf[idx:20])
-		n += read
-		if err != nil {
-			return
-		}
-		idx += read
-	}
-	sha = shaBuf
-	return
-}