cli/command: remove errdefs uses

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

cli/command/cli_options.go

@@ -11,7 +11,6 @@ import (
 
 	"github.com/docker/cli/cli/streams"
 	"github.com/docker/docker/client"
-	"github.com/docker/docker/errdefs"
 	"github.com/moby/term"
 	"github.com/pkg/errors"
 )
@@ -178,7 +177,7 @@ func withCustomHeadersFromEnv() client.Opt {
 		csvReader := csv.NewReader(strings.NewReader(value))
 		fields, err := csvReader.Read()
 		if err != nil {
-			return errdefs.InvalidParameter(errors.Errorf(
+			return invalidParameter(errors.Errorf(
 				"failed to parse custom headers from %s environment variable: value must be formatted as comma-separated key=value pairs",
 				envOverrideHTTPHeaders,
 			))
@@ -195,7 +194,7 @@ func withCustomHeadersFromEnv() client.Opt {
 			k = strings.TrimSpace(k)
 
 			if k == "" {
-				return errdefs.InvalidParameter(errors.Errorf(
+				return invalidParameter(errors.Errorf(
 					`failed to set custom headers from %s environment variable: value contains a key=value pair with an empty key: '%s'`,
 					envOverrideHTTPHeaders, kv,
 				))
@@ -206,7 +205,7 @@ func withCustomHeadersFromEnv() client.Opt {
 			// from an environment variable with the same name). In the meantime,
 			// produce an error to prevent users from depending on this.
 			if !hasValue {
-				return errdefs.InvalidParameter(errors.Errorf(
+				return invalidParameter(errors.Errorf(
 					`failed to set custom headers from %s environment variable: missing "=" in key=value pair: '%s'`,
 					envOverrideHTTPHeaders, kv,
 				))

cli/command/defaultcontextstore.go

@@ -7,7 +7,6 @@ import (
 	"github.com/docker/cli/cli/context/docker"
 	"github.com/docker/cli/cli/context/store"
 	cliflags "github.com/docker/cli/cli/flags"
-	"github.com/docker/docker/errdefs"
 	"github.com/pkg/errors"
 )
 
@@ -117,7 +116,7 @@ func (s *ContextStoreWithDefault) List() ([]store.Metadata, error) {
 // CreateOrUpdate is not allowed for the default context and fails
 func (s *ContextStoreWithDefault) CreateOrUpdate(meta store.Metadata) error {
 	if meta.Name == DefaultContextName {
-		return errdefs.InvalidParameter(errors.New("default context cannot be created nor updated"))
+		return invalidParameter(errors.New("default context cannot be created nor updated"))
 	}
 	return s.Store.CreateOrUpdate(meta)
 }
@@ -125,7 +124,7 @@ func (s *ContextStoreWithDefault) CreateOrUpdate(meta store.Metadata) error {
 // Remove is not allowed for the default context and fails
 func (s *ContextStoreWithDefault) Remove(name string) error {
 	if name == DefaultContextName {
-		return errdefs.InvalidParameter(errors.New("default context cannot be removed"))
+		return invalidParameter(errors.New("default context cannot be removed"))
 	}
 	return s.Store.Remove(name)
 }
@@ -145,7 +144,7 @@ func (s *ContextStoreWithDefault) GetMetadata(name string) (store.Metadata, erro
 // ResetTLSMaterial is not implemented for default context and fails
 func (s *ContextStoreWithDefault) ResetTLSMaterial(name string, data *store.ContextTLSData) error {
 	if name == DefaultContextName {
-		return errdefs.InvalidParameter(errors.New("default context cannot be edited"))
+		return invalidParameter(errors.New("default context cannot be edited"))
 	}
 	return s.Store.ResetTLSMaterial(name, data)
 }
@@ -153,7 +152,7 @@ func (s *ContextStoreWithDefault) ResetTLSMaterial(name string, data *store.Cont
 // ResetEndpointTLSMaterial is not implemented for default context and fails
 func (s *ContextStoreWithDefault) ResetEndpointTLSMaterial(contextName string, endpointName string, data *store.EndpointTLSData) error {
 	if contextName == DefaultContextName {
-		return errdefs.InvalidParameter(errors.New("default context cannot be edited"))
+		return invalidParameter(errors.New("default context cannot be edited"))
 	}
 	return s.Store.ResetEndpointTLSMaterial(contextName, endpointName, data)
 }
@@ -186,7 +185,7 @@ func (s *ContextStoreWithDefault) GetTLSData(contextName, endpointName, fileName
 			return nil, err
 		}
 		if defaultContext.TLS.Endpoints[endpointName].Files[fileName] == nil {
-			return nil, errdefs.NotFound(errors.Errorf("TLS data for %s/%s/%s does not exist", DefaultContextName, endpointName, fileName))
+			return nil, notFound(errors.Errorf("TLS data for %s/%s/%s does not exist", DefaultContextName, endpointName, fileName))
 		}
 		return defaultContext.TLS.Endpoints[endpointName].Files[fileName], nil
 	}

cli/command/utils.go

@@ -151,3 +151,22 @@ func ValidateOutputPathFileMode(fileMode os.FileMode) error {
 	}
 	return nil
 }
+
+func invalidParameter(err error) error {
+	return invalidParameterErr{err}
+}
+
+type invalidParameterErr struct{ error }
+
+func (invalidParameterErr) InvalidParameter() {}
+
+func notFound(err error) error {
+	return notFoundErr{err}
+}
+
+type notFoundErr struct{ error }
+
+func (notFoundErr) NotFound() {}
+func (e notFoundErr) Unwrap() error {
+	return e.error
+}