cli/command/context: use stdlib errors, remove errdefs uses

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

cli/command/context/create.go

@@ -5,6 +5,7 @@ package context
 
 import (
 	"bytes"
+	"errors"
 	"fmt"
 
 	cerrdefs "github.com/containerd/errdefs"
@@ -14,7 +15,6 @@ import (
 	"github.com/docker/cli/cli/command/formatter/tabwriter"
 	"github.com/docker/cli/cli/context/docker"
 	"github.com/docker/cli/cli/context/store"
-	"github.com/pkg/errors"
 	"github.com/spf13/cobra"
 )
 
@@ -91,7 +91,7 @@ func createNewContext(contextStore store.ReaderWriter, o *CreateOptions) error {
 	}
 	dockerEP, dockerTLS, err := getDockerEndpointMetadataAndTLS(contextStore, o.Docker)
 	if err != nil {
-		return errors.Wrap(err, "unable to create docker endpoint config")
+		return fmt.Errorf("unable to create docker endpoint config: %w", err)
 	}
 	contextMetadata := store.Metadata{
 		Endpoints: map[string]any{
@@ -124,9 +124,9 @@ func checkContextNameForCreation(s store.Reader, name string) error {
 	}
 	if _, err := s.GetMetadata(name); !cerrdefs.IsNotFound(err) {
 		if err != nil {
-			return errors.Wrap(err, "error while getting existing contexts")
+			return fmt.Errorf("error while getting existing contexts: %w", err)
 		}
-		return errors.Errorf("context %q already exists", name)
+		return fmt.Errorf("context %q already exists", name)
 	}
 	return nil
 }

cli/command/context/remove.go

@@ -7,7 +7,6 @@ import (
 
 	"github.com/docker/cli/cli"
 	"github.com/docker/cli/cli/command"
-	"github.com/docker/docker/errdefs"
 	"github.com/spf13/cobra"
 )
 
@@ -75,9 +74,13 @@ func checkContextExists(dockerCli command.Cli, name string) error {
 	contextDir := dockerCli.ContextStore().GetStorageInfo(name).MetadataPath
 	_, err := os.Stat(contextDir)
 	if os.IsNotExist(err) {
-		return errdefs.NotFound(fmt.Errorf("context %q does not exist", name))
+		return notFoundErr{fmt.Errorf("context %q does not exist", name)}
 	}
 	// Ignore other errors; if relevant, they will produce an error when
 	// performing the actual delete.
 	return nil
 }
+
+type notFoundErr struct{ error }
+
+func (notFoundErr) NotFound() {}

cli/command/context/update.go

@@ -9,7 +9,6 @@ import (
 	"github.com/docker/cli/cli/command/formatter/tabwriter"
 	"github.com/docker/cli/cli/context/docker"
 	"github.com/docker/cli/cli/context/store"
-	"github.com/pkg/errors"
 	"github.com/spf13/cobra"
 )
 
@@ -77,7 +76,7 @@ func RunUpdate(dockerCLI command.Cli, o *UpdateOptions) error {
 	if o.Docker != nil {
 		dockerEP, dockerTLS, err := getDockerEndpointMetadataAndTLS(s, o.Docker)
 		if err != nil {
-			return errors.Wrap(err, "unable to create docker endpoint config")
+			return fmt.Errorf("unable to create docker endpoint config: %w", err)
 		}
 		c.Endpoints[docker.DockerEndpoint] = dockerEP
 		tlsDataToReset[docker.DockerEndpoint] = dockerTLS