Move client package under registry package

Signed-off-by: Stephen J Day <stephen.day@docker.com>

docs/client/errors.go

@@ -0,0 +1,79 @@
+package client
+
+import (
+	"fmt"
+
+	"github.com/docker/distribution/digest"
+)
+
+// RepositoryNotFoundError is returned when making an operation against a
+// repository that does not exist in the registry.
+type RepositoryNotFoundError struct {
+	Name string
+}
+
+func (e *RepositoryNotFoundError) Error() string {
+	return fmt.Sprintf("No repository found with Name: %s", e.Name)
+}
+
+// ImageManifestNotFoundError is returned when making an operation against a
+// given image manifest that does not exist in the registry.
+type ImageManifestNotFoundError struct {
+	Name string
+	Tag  string
+}
+
+func (e *ImageManifestNotFoundError) Error() string {
+	return fmt.Sprintf("No manifest found with Name: %s, Tag: %s",
+		e.Name, e.Tag)
+}
+
+// BlobNotFoundError is returned when making an operation against a given image
+// layer that does not exist in the registry.
+type BlobNotFoundError struct {
+	Name   string
+	Digest digest.Digest
+}
+
+func (e *BlobNotFoundError) Error() string {
+	return fmt.Sprintf("No blob found with Name: %s, Digest: %s",
+		e.Name, e.Digest)
+}
+
+// BlobUploadNotFoundError is returned when making a blob upload operation against an
+// invalid blob upload location url.
+// This may be the result of using a cancelled, completed, or stale upload
+// location.
+type BlobUploadNotFoundError struct {
+	Location string
+}
+
+func (e *BlobUploadNotFoundError) Error() string {
+	return fmt.Sprintf("No blob upload found at Location: %s", e.Location)
+}
+
+// BlobUploadInvalidRangeError is returned when attempting to upload an image
+// blob chunk that is out of order.
+// This provides the known BlobSize and LastValidRange which can be used to
+// resume the upload.
+type BlobUploadInvalidRangeError struct {
+	Location       string
+	LastValidRange int
+	BlobSize       int
+}
+
+func (e *BlobUploadInvalidRangeError) Error() string {
+	return fmt.Sprintf(
+		"Invalid range provided for upload at Location: %s. Last Valid Range: %d, Blob Size: %d",
+		e.Location, e.LastValidRange, e.BlobSize)
+}
+
+// UnexpectedHTTPStatusError is returned when an unexpected HTTP status is
+// returned when making a registry api call.
+type UnexpectedHTTPStatusError struct {
+	Status string
+}
+
+func (e *UnexpectedHTTPStatusError) Error() string {
+	return fmt.Sprintf("Received unexpected HTTP status: %s", e.Status)
+}