builder/builder-next: format code with gofumpt

Formatting the code with https://github.com/mvdan/gofumpt

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

builder/builder-next/adapters/localinlinecache/inlinecache.go

@@ -154,8 +154,7 @@ func parseCreatedLayerInfo(img image) ([]string, []string, error) {
 	return dates, createdBy, nil
 }
 
-type emptyProvider struct {
-}
+type emptyProvider struct{}
 
 func (p *emptyProvider) ReaderAt(ctx context.Context, dec ocispec.Descriptor) (content.ReaderAt, error) {
 	return nil, errors.Errorf("ReaderAt not implemented for empty provider")

builder/builder-next/adapters/snapshot/snapshot.go

@@ -21,11 +21,13 @@ import (
 	bolt "go.etcd.io/bbolt"
 )
 
-var keyParent = []byte("parent")
-var keyCommitted = []byte("committed")
-var keyIsCommitted = []byte("iscommitted")
-var keyChainID = []byte("chainid")
-var keySize = []byte("size")
+var (
+	keyParent      = []byte("parent")
+	keyCommitted   = []byte("committed")
+	keyIsCommitted = []byte("iscommitted")
+	keyChainID     = []byte("chainid")
+	keySize        = []byte("size")
+)
 
 // Opt defines options for creating the snapshotter
 type Opt struct {
@@ -57,7 +59,7 @@ type snapshotter struct {
 // NewSnapshotter creates a new snapshotter
 func NewSnapshotter(opt Opt, prevLM leases.Manager) (snapshot.Snapshotter, leases.Manager, error) {
 	dbPath := filepath.Join(opt.Root, "snapshots.db")
-	db, err := bolt.Open(dbPath, 0600, nil)
+	db, err := bolt.Open(dbPath, 0o600, nil)
 	if err != nil {
 		return nil, nil, errors.Wrapf(err, "failed to open database file %s", dbPath)
 	}

builder/builder-next/builder.go

@@ -224,7 +224,7 @@ func (b *Builder) Build(ctx context.Context, opt backend.BuildConfig) (*builder.
 		return nil, errors.Errorf("multiple outputs not supported")
 	}
 
-	var rc = opt.Source
+	rc := opt.Source
 	if buildID := opt.Options.BuildID; buildID != "" {
 		b.mu.Lock()
 
@@ -466,6 +466,7 @@ func (sp *streamProxy) SetTrailer(_ grpcmetadata.MD) {
 func (sp *streamProxy) Context() context.Context {
 	return sp.ctx
 }
+
 func (sp *streamProxy) RecvMsg(m interface{}) error {
 	return io.EOF
 }
@@ -478,6 +479,7 @@ type statusProxy struct {
 func (sp *statusProxy) Send(resp *controlapi.StatusResponse) error {
 	return sp.SendMsg(resp)
 }
+
 func (sp *statusProxy) SendMsg(m interface{}) error {
 	if sr, ok := m.(*controlapi.StatusResponse); ok {
 		sp.ch <- sr
@@ -493,6 +495,7 @@ type pruneProxy struct {
 func (sp *pruneProxy) Send(resp *controlapi.UsageRecord) error {
 	return sp.SendMsg(resp)
 }
+
 func (sp *pruneProxy) SendMsg(m interface{}) error {
 	if sr, ok := m.(*controlapi.UsageRecord); ok {
 		sp.ch <- sr

builder/builder-next/controller.go

@@ -195,7 +195,7 @@ func newGraphDriverController(ctx context.Context, rt http.RoundTripper, opt Opt
 		return nil, err
 	}
 
-	db, err := bolt.Open(filepath.Join(root, "containerdmeta.db"), 0644, nil)
+	db, err := bolt.Open(filepath.Join(root, "containerdmeta.db"), 0o644, nil)
 	if err != nil {
 		return nil, errors.WithStack(err)
 	}

builder/builder-next/executor_windows.go

@@ -15,8 +15,7 @@ func newExecutor(_, _ string, _ *libnetwork.Controller, _ *oci.DNSConfig, _ bool
 	return &winExecutor{}, nil
 }
 
-type winExecutor struct {
-}
+type winExecutor struct{}
 
 func (w *winExecutor) Run(ctx context.Context, id string, root executor.Mount, mounts []executor.Mount, process executor.ProcessInfo, started chan<- struct{}) (err error) {
 	return errors.New("buildkit executor not implemented for windows")

builder/builder-next/worker/worker.go

@@ -520,8 +520,7 @@ func oneOffProgress(ctx context.Context, id string) func(err error) error {
 	}
 }
 
-type emptyProvider struct {
-}
+type emptyProvider struct{}
 
 func (p *emptyProvider) ReaderAt(ctx context.Context, dec ocispec.Descriptor) (content.ReaderAt, error) {
 	return nil, errors.Errorf("ReaderAt not implemented for empty provider")