From c9664e9eacb8c2c3821fadf1a2e1af02e63e92cb Mon Sep 17 00:00:00 2001
From: Alexander Neumann <alexander@bumpern.de>
Date: Sat, 2 May 2015 16:55:29 +0200
Subject: [PATCH] Remove unused function saveTree()

---
 archiver.go | 93 -----------------------------------------------------
 1 file changed, 93 deletions(-)

diff --git a/archiver.go b/archiver.go
index e38e2df94..31d4966aa 100644
--- a/archiver.go
+++ b/archiver.go
@@ -212,99 +212,6 @@ func (arch *Archiver) SaveFile(p *Progress, node *Node) error {
 	return err
 }
 
-func (arch *Archiver) saveTree(p *Progress, t *Tree) (backend.ID, error) {
-	debug.Log("Archiver.saveTree", "saveTree(%v)\n", t)
-	var wg sync.WaitGroup
-
-	// TODO: do all this in parallel
-	for _, node := range t.Nodes {
-		if node.tree != nil {
-			id, err := arch.saveTree(p, node.tree)
-			if err != nil {
-				return nil, err
-			}
-			node.Subtree = id
-			p.Report(Stat{Dirs: 1})
-		} else if node.Type == "file" {
-			if len(node.Content) > 0 {
-				removeContent := false
-
-				// check content
-				for _, id := range node.Content {
-					packID, _, _, _, err := arch.s.Index().Lookup(id)
-					if err != nil {
-						debug.Log("Archiver.saveTree", "unable to find storage id for data blob %v: %v", id.Str(), err)
-						arch.Error(node.path, nil, fmt.Errorf("unable to find storage id for data blob %v: %v", id.Str(), err))
-						removeContent = true
-						continue
-					}
-
-					if ok, err := arch.s.Test(backend.Data, packID.String()); !ok || err != nil {
-						debug.Log("Archiver.saveTree", "pack %v of blob %v not in repository (error is %v)", packID, id, err)
-						arch.Error(node.path, nil, fmt.Errorf("pack %v of blob %v not in repository (error is %v)", packID, id, err))
-						removeContent = true
-					}
-				}
-
-				if removeContent {
-					debug.Log("Archiver.saveTree", "removing content for %s", node.path)
-					node.Content = node.Content[:0]
-				}
-			}
-
-			if len(node.Content) == 0 {
-				// start goroutine
-				wg.Add(1)
-				go func(n *Node) {
-					defer wg.Done()
-
-					n.err = arch.SaveFile(p, n)
-					p.Report(Stat{Files: 1})
-				}(node)
-			}
-		}
-	}
-
-	wg.Wait()
-
-	usedIDs := backend.NewIDSet()
-
-	// check for invalid file nodes
-	for _, node := range t.Nodes {
-		if node.Type == "file" && node.Content == nil && node.err == nil {
-			return nil, fmt.Errorf("node %v has empty content", node.Name)
-		}
-
-		// remember used hashes
-		if node.Type == "file" && node.Content != nil {
-			for _, id := range node.Content {
-				usedIDs.Insert(id)
-			}
-		}
-
-		if node.Type == "dir" && node.Subtree != nil {
-			usedIDs.Insert(node.Subtree)
-		}
-
-		if node.err != nil {
-			err := arch.Error(node.path, nil, node.err)
-			if err != nil {
-				return nil, err
-			}
-
-			// save error message in node
-			node.Error = node.err.Error()
-		}
-	}
-
-	id, err := arch.SaveTreeJSON(t)
-	if err != nil {
-		return nil, err
-	}
-
-	return id, nil
-}
-
 func (arch *Archiver) fileWorker(wg *sync.WaitGroup, p *Progress, done <-chan struct{}, entCh <-chan pipe.Entry) {
 	defer func() {
 		debug.Log("Archiver.fileWorker", "done")