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Replace no-op closures in restorer by nil check

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greatroar 2020-03-16 15:20:00 +01:00 committed by Michael Eischer
parent d357744104
commit 2b94742ca5
1 changed files with 3 additions and 15 deletions
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18
internal/restorer/restorer.go
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@ -113,7 +113,7 @@ func (res *Restorer) traverseTree(ctx context.Context, target, location string,
return hasRestored, errors.Errorf("Dir without subtree in tree %v", treeID.Str()) return hasRestored, errors.Errorf("Dir without subtree in tree %v", treeID.Str())
} }
if selectedForRestore { if selectedForRestore && visitor.enterDir != nil {
err = sanitizeError(visitor.enterDir(node, nodeTarget, nodeLocation)) err = sanitizeError(visitor.enterDir(node, nodeTarget, nodeLocation))
if err != nil { if err != nil {
return hasRestored, err return hasRestored, err
@ -138,7 +138,7 @@ func (res *Restorer) traverseTree(ctx context.Context, target, location string,
// metadata need to be restore when leaving the directory in both cases // metadata need to be restore when leaving the directory in both cases
// selected for restore or any child of any subtree have been restored // selected for restore or any child of any subtree have been restored
if selectedForRestore || childHasRestored { if (selectedForRestore || childHasRestored) && visitor.leaveDir != nil {
err = sanitizeError(visitor.leaveDir(node, nodeTarget, nodeLocation)) err = sanitizeError(visitor.leaveDir(node, nodeTarget, nodeLocation))
if err != nil { if err != nil {
return hasRestored, err return hasRestored, err
@ -219,7 +219,6 @@ func (res *Restorer) RestoreTo(ctx context.Context, dst string) error {
} }
idx := restic.NewHardlinkIndex() idx := restic.NewHardlinkIndex()
filerestorer := newFileRestorer(dst, res.repo.Backend().Load, res.repo.Key(), res.repo.Index().Lookup) filerestorer := newFileRestorer(dst, res.repo.Backend().Load, res.repo.Key(), res.repo.Index().Lookup)
filerestorer.Error = res.Error filerestorer.Error = res.Error
@ -262,9 +261,6 @@ func (res *Restorer) RestoreTo(ctx context.Context, dst string) error {
return nil return nil
}, },
leaveDir: func(node *restic.Node, target, location string) error {
return nil
},
}) })
if err != nil { if err != nil {
return err return err
@ -279,9 +275,6 @@ func (res *Restorer) RestoreTo(ctx context.Context, dst string) error {
// second tree pass: restore special files and filesystem metadata // second tree pass: restore special files and filesystem metadata
_, err = res.traverseTree(ctx, dst, string(filepath.Separator), *res.sn.Tree, treeVisitor{ _, err = res.traverseTree(ctx, dst, string(filepath.Separator), *res.sn.Tree, treeVisitor{
enterDir: func(node *restic.Node, target, location string) error {
return nil
},
visitNode: func(node *restic.Node, target, location string) error { visitNode: func(node *restic.Node, target, location string) error {
debug.Log("second pass, visitNode: restore node %q", location) debug.Log("second pass, visitNode: restore node %q", location)
if node.Type != "file" { if node.Type != "file" {
@ -302,10 +295,7 @@ func (res *Restorer) RestoreTo(ctx context.Context, dst string) error {
return res.restoreNodeMetadataTo(node, target, location) return res.restoreNodeMetadataTo(node, target, location)
}, },
leaveDir: func(node *restic.Node, target, location string) error { leaveDir: res.restoreNodeMetadataTo,
debug.Log("second pass, leaveDir restore metadata %q", location)
return res.restoreNodeMetadataTo(node, target, location)
},
}) })
return err return err
} }
@ -340,7 +330,6 @@ func (res *Restorer) VerifyFiles(ctx context.Context, dst string) (int, error) {
defer close(work) defer close(work)
_, err := res.traverseTree(ctx, dst, string(filepath.Separator), *res.sn.Tree, treeVisitor{ _, err := res.traverseTree(ctx, dst, string(filepath.Separator), *res.sn.Tree, treeVisitor{
enterDir: func(node *restic.Node, target, location string) error { return nil },
visitNode: func(node *restic.Node, target, location string) error { visitNode: func(node *restic.Node, target, location string) error {
if node.Type != "file" { if node.Type != "file" {
return nil return nil
@ -352,7 +341,6 @@ func (res *Restorer) VerifyFiles(ctx context.Context, dst string) (int, error) {
return nil return nil
} }
}, },
leaveDir: func(node *restic.Node, target, location string) error { return nil },
}) })
return err return err
}) })