feat: replace github.com/pkg/errors to errors

Signed-off-by: haoyun <yun.hao@daocloud.io>
Co-authored-by: zounengren <zouyee1989@gmail.com>

archive/tar_linux_test.go

@@ -31,7 +31,6 @@ import (
 	"github.com/containerd/containerd/snapshots/overlay/overlayutils"
 	"github.com/containerd/continuity/fs"
 	"github.com/containerd/continuity/fs/fstest"
-	"github.com/pkg/errors"
 )
 
 func TestOverlayApply(t *testing.T) {
@@ -72,7 +71,7 @@ func TestOverlayApplyNoParents(t *testing.T) {
 			cw.addedDirs = nil
 			err := fs.Changes(ctx, a, b, cw.HandleChange)
 			if err != nil {
-				return errors.Wrap(err, "failed to create diff tar stream")
+				return fmt.Errorf("failed to create diff tar stream: %w", err)
 			}
 			return cw.Close()
 		},
@@ -97,7 +96,7 @@ type contextKey struct{}
 func (d overlayDiffApplier) TestContext(ctx context.Context) (context.Context, func(), error) {
 	merged, err := os.MkdirTemp(d.tmp, "merged")
 	if err != nil {
-		return ctx, nil, errors.Wrap(err, "failed to make merged dir")
+		return ctx, nil, fmt.Errorf("failed to make merged dir: %w", err)
 	}
 
 	oc := &overlayContext{
@@ -118,7 +117,7 @@ func (d overlayDiffApplier) Apply(ctx context.Context, a fstest.Applier) (string
 
 	applyCopy, err := os.MkdirTemp(d.tmp, "apply-copy-")
 	if err != nil {
-		return "", nil, errors.Wrap(err, "failed to create temp dir")
+		return "", nil, fmt.Errorf("failed to create temp dir: %w", err)
 	}
 	defer os.RemoveAll(applyCopy)
 
@@ -128,33 +127,33 @@ func (d overlayDiffApplier) Apply(ctx context.Context, a fstest.Applier) (string
 	}
 
 	if err = fs.CopyDir(applyCopy, base); err != nil {
-		return "", nil, errors.Wrap(err, "failed to copy base")
+		return "", nil, fmt.Errorf("failed to copy base: %w", err)
 	}
 
 	if err := a.Apply(applyCopy); err != nil {
-		return "", nil, errors.Wrap(err, "failed to apply changes to copy of base")
+		return "", nil, fmt.Errorf("failed to apply changes to copy of base: %w", err)
 	}
 
 	buf := bytes.NewBuffer(nil)
 
 	if err := d.diff(ctx, buf, base, applyCopy); err != nil {
-		return "", nil, errors.Wrap(err, "failed to create diff")
+		return "", nil, fmt.Errorf("failed to create diff: %w", err)
 	}
 
 	if oc.mounted {
 		if err := mount.Unmount(oc.merged, 0); err != nil {
-			return "", nil, errors.Wrap(err, "failed to unmount")
+			return "", nil, fmt.Errorf("failed to unmount: %w", err)
 		}
 		oc.mounted = false
 	}
 
 	next, err := os.MkdirTemp(d.tmp, "lower-")
 	if err != nil {
-		return "", nil, errors.Wrap(err, "failed to create temp dir")
+		return "", nil, fmt.Errorf("failed to create temp dir: %w", err)
 	}
 
 	if _, err = Apply(ctx, next, buf, WithConvertWhiteout(OverlayConvertWhiteout), WithParents(oc.lowers)); err != nil {
-		return "", nil, errors.Wrap(err, "failed to apply tar stream")
+		return "", nil, fmt.Errorf("failed to apply tar stream: %w", err)
 	}
 
 	oc.lowers = append([]string{next}, oc.lowers...)
@@ -172,7 +171,7 @@ func (d overlayDiffApplier) Apply(ctx context.Context, a fstest.Applier) (string
 	}
 
 	if err := m.Mount(oc.merged); err != nil {
-		return "", nil, errors.Wrapf(err, "failed to mount: %v", m)
+		return "", nil, fmt.Errorf("failed to mount: %v: %w", m, err)
 	}
 	oc.mounted = true