deduplicate string formatting of snapshot metadata

This removes the spurious ")" bracket at the end and normalizes the
metadata format used by the `ls` command.

cmd/restic/cmd_copy.go

@@ -131,7 +131,7 @@ func runCopy(ctx context.Context, opts CopyOptions, gopts GlobalOptions, args []
 			isCopy := false
 			for _, originalSn := range originalSns {
 				if similarSnapshots(originalSn, sn) {
-					Verboseff("\nsnapshot %s of %v at %s by %s@%s)\n", sn.ID().Str(), sn.Paths, sn.Time, sn.Username, sn.Hostname)
+					Verboseff("\n%v\n", sn)
 					Verboseff("skipping source snapshot %s, was already copied to snapshot %s\n", sn.ID().Str(), originalSn.ID().Str())
 					isCopy = true
 					break
@@ -141,7 +141,7 @@ func runCopy(ctx context.Context, opts CopyOptions, gopts GlobalOptions, args []
 				continue
 			}
 		}
-		Verbosef("\nsnapshot %s of %v at %s by %s@%s)\n", sn.ID().Str(), sn.Paths, sn.Time, sn.Username, sn.Hostname)
+		Verbosef("\n%v\n", sn)
 		Verbosef("  copy started, this may take a while...\n")
 		if err := copyTree(ctx, srcRepo, dstRepo, visitedTrees, *sn.Tree, gopts.Quiet); err != nil {
 			return err

cmd/restic/cmd_ls.go

@@ -207,7 +207,7 @@ func runLs(ctx context.Context, opts LsOptions, gopts GlobalOptions, args []stri
 		}
 	} else {
 		printSnapshot = func(sn *restic.Snapshot) {
-			Verbosef("snapshot %s of %v filtered by %v at %s by %s@%s):\n", sn.ID().Str(), sn.Paths, dirs, sn.Time, sn.Username, sn.Hostname)
+			Verbosef("%v filtered by %v:\n", sn, dirs)
 		}
 		printNode = func(path string, node *restic.Node) {
 			Printf("%s\n", formatNode(path, node, lsOptions.ListLong, lsOptions.HumanReadable))

cmd/restic/cmd_repair_snapshots.go

@@ -144,7 +144,7 @@ func runRepairSnapshots(ctx context.Context, gopts GlobalOptions, opts RepairOpt
 
 	changedCount := 0
 	for sn := range FindFilteredSnapshots(ctx, snapshotLister, repo, &opts.SnapshotFilter, args) {
-		Verbosef("\nsnapshot %s of %v at %s by %s@%s)\n", sn.ID().Str(), sn.Paths, sn.Time, sn.Username, sn.Hostname)
+		Verbosef("\n%v\n", sn)
 		changed, err := filterAndReplaceSnapshot(ctx, repo, sn,
 			func(ctx context.Context, sn *restic.Snapshot) (restic.ID, error) {
 				return rewriter.RewriteTree(ctx, repo, "/", *sn.Tree)

cmd/restic/cmd_rewrite.go

@@ -290,7 +290,7 @@ func runRewrite(ctx context.Context, opts RewriteOptions, gopts GlobalOptions, a
 
 	changedCount := 0
 	for sn := range FindFilteredSnapshots(ctx, snapshotLister, repo, &opts.SnapshotFilter, args) {
-		Verbosef("\nsnapshot %s of %v at %s by %s@%s)\n", sn.ID().Str(), sn.Paths, sn.Time, sn.Username, sn.Hostname)
+		Verbosef("\n%v\n", sn)
 		changed, err := rewriteSnapshot(ctx, repo, sn, opts)
 		if err != nil {
 			return errors.Fatalf("unable to rewrite snapshot ID %q: %v", sn.ID().Str(), err)

internal/restic/snapshot.go

@@ -96,7 +96,7 @@ func ForAllSnapshots(ctx context.Context, be Lister, loader LoaderUnpacked, excl
 }
 
 func (sn Snapshot) String() string {
-	return fmt.Sprintf("<Snapshot %s of %v at %s by %s@%s>",
+	return fmt.Sprintf("snapshot %s of %v at %s by %s@%s",
 		sn.id.Str(), sn.Paths, sn.Time, sn.Username, sn.Hostname)
 }