digest: use digest.Parse over ParseDigest

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

reference/reference.go

@@ -170,7 +170,7 @@ func Parse(s string) (Reference, error) {
 	}
 	if matches[3] != "" {
 		var err error
-		ref.digest, err = digest.ParseDigest(matches[3])
+		ref.digest, err = digest.Parse(matches[3])
 		if err != nil {
 			return nil, err
 		}

registry/client/repository.go

@@ -268,7 +268,7 @@ func descriptorFromResponse(response *http.Response) (distribution.Descriptor, e
 		return desc, nil
 	}
 
-	dgst, err := digest.ParseDigest(digestHeader)
+	dgst, err := digest.Parse(digestHeader)
 	if err != nil {
 		return distribution.Descriptor{}, err
 	}
@@ -475,7 +475,7 @@ func (ms *manifests) Get(ctx context.Context, dgst digest.Digest, options ...dis
 		return nil, distribution.ErrManifestNotModified
 	} else if SuccessStatus(resp.StatusCode) {
 		if contentDgst != nil {
-			dgst, err := digest.ParseDigest(resp.Header.Get("Docker-Content-Digest"))
+			dgst, err := digest.Parse(resp.Header.Get("Docker-Content-Digest"))
 			if err == nil {
 				*contentDgst = dgst
 			}
@@ -553,7 +553,7 @@ func (ms *manifests) Put(ctx context.Context, m distribution.Manifest, options .
 
 	if SuccessStatus(resp.StatusCode) {
 		dgstHeader := resp.Header.Get("Docker-Content-Digest")
-		dgst, err := digest.ParseDigest(dgstHeader)
+		dgst, err := digest.Parse(dgstHeader)
 		if err != nil {
 			return "", err
 		}

registry/handlers/blobupload.go

@@ -211,7 +211,7 @@ func (buh *blobUploadHandler) PutBlobUploadComplete(w http.ResponseWriter, r *ht
 		return
 	}
 
-	dgst, err := digest.ParseDigest(dgstStr)
+	dgst, err := digest.Parse(dgstStr)
 	if err != nil {
 		// no digest? return error, but allow retry.
 		buh.Errors = append(buh.Errors, v2.ErrorCodeDigestInvalid.WithDetail("digest parsing failed"))
@@ -329,7 +329,7 @@ func (buh *blobUploadHandler) blobUploadResponse(w http.ResponseWriter, r *http.
 // successful, the blob is linked into the blob store and 201 Created is
 // returned with the canonical url of the blob.
 func (buh *blobUploadHandler) createBlobMountOption(fromRepo, mountDigest string) (distribution.BlobCreateOption, error) {
-	dgst, err := digest.ParseDigest(mountDigest)
+	dgst, err := digest.Parse(mountDigest)
 	if err != nil {
 		return nil, err
 	}

registry/handlers/context.go

@@ -62,7 +62,7 @@ func getDigest(ctx context.Context) (dgst digest.Digest, err error) {
 		return "", errDigestNotAvailable
 	}
 
-	d, err := digest.ParseDigest(dgstStr)
+	d, err := digest.Parse(dgstStr)
 	if err != nil {
 		ctxu.GetLogger(ctx).Errorf("error parsing digest=%q: %v", dgstStr, err)
 		return "", err

registry/handlers/images.go

@@ -33,7 +33,7 @@ func imageManifestDispatcher(ctx *Context, r *http.Request) http.Handler {
 		Context: ctx,
 	}
 	reference := getReference(ctx)
-	dgst, err := digest.ParseDigest(reference)
+	dgst, err := digest.Parse(reference)
 	if err != nil {
 		// We just have a tag
 		imageManifestHandler.Tag = reference

registry/storage/blobstore.go

@@ -145,7 +145,7 @@ func (bs *blobStore) readlink(ctx context.Context, path string) (digest.Digest,
 		return "", err
 	}
 
-	linked, err := digest.ParseDigest(string(content))
+	linked, err := digest.Parse(string(content))
 	if err != nil {
 		return "", err
 	}

registry/storage/vacuum.go

@@ -29,7 +29,7 @@ type Vacuum struct {
 
 // RemoveBlob removes a blob from the filesystem
 func (v Vacuum) RemoveBlob(dgst string) error {
-	d, err := digest.ParseDigest(dgst)
+	d, err := digest.Parse(dgst)
 	if err != nil {
 		return err
 	}