Update vendor (#1228)

vendor/google.golang.org/protobuf/reflect/protoreflect/proto.go

@@ -128,7 +128,6 @@ package protoreflect
 
 import (
 	"fmt"
-	"regexp"
 	"strings"
 
 	"google.golang.org/protobuf/encoding/protowire"
@@ -408,19 +407,14 @@ type EnumRanges interface {
 	doNotImplement
 }
 
-var (
-	regexName     = regexp.MustCompile(`^[_a-zA-Z][_a-zA-Z0-9]*$`)
-	regexFullName = regexp.MustCompile(`^[_a-zA-Z][_a-zA-Z0-9]*(\.[_a-zA-Z][_a-zA-Z0-9]*)*$`)
-)
-
 // Name is the short name for a proto declaration. This is not the name
 // as used in Go source code, which might not be identical to the proto name.
 type Name string // e.g., "Kind"
 
-// IsValid reports whether n is a syntactically valid name.
+// IsValid reports whether s is a syntactically valid name.
 // An empty name is invalid.
-func (n Name) IsValid() bool {
-	return regexName.MatchString(string(n))
+func (s Name) IsValid() bool {
+	return consumeIdent(string(s)) == len(s)
 }
 
 // Names represent a list of names.
@@ -443,10 +437,42 @@ type Names interface {
 // This should not have any leading or trailing dots.
 type FullName string // e.g., "google.protobuf.Field.Kind"
 
-// IsValid reports whether n is a syntactically valid full name.
+// IsValid reports whether s is a syntactically valid full name.
 // An empty full name is invalid.
-func (n FullName) IsValid() bool {
-	return regexFullName.MatchString(string(n))
+func (s FullName) IsValid() bool {
+	i := consumeIdent(string(s))
+	if i < 0 {
+		return false
+	}
+	for len(s) > i {
+		if s[i] != '.' {
+			return false
+		}
+		i++
+		n := consumeIdent(string(s[i:]))
+		if n < 0 {
+			return false
+		}
+		i += n
+	}
+	return true
+}
+
+func consumeIdent(s string) (i int) {
+	if len(s) == 0 || !isLetter(s[i]) {
+		return -1
+	}
+	i++
+	for len(s) > i && isLetterDigit(s[i]) {
+		i++
+	}
+	return i
+}
+func isLetter(c byte) bool {
+	return c == '_' || ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z')
+}
+func isLetterDigit(c byte) bool {
+	return isLetter(c) || ('0' <= c && c <= '9')
 }
 
 // Name returns the short name, which is the last identifier segment.

vendor/google.golang.org/protobuf/reflect/protoreflect/value_union.go

@@ -85,6 +85,8 @@ func ValueOf(v interface{}) Value {
 		return ValueOfEnum(v)
 	case Message, List, Map:
 		return valueOfIface(v)
+	case ProtoMessage:
+		panic(fmt.Sprintf("invalid proto.Message(%T) type, expected a protoreflect.Message type", v))
 	default:
 		panic(fmt.Sprintf("invalid type: %T", v))
 	}

vendor/google.golang.org/protobuf/reflect/protoregistry/registry.go

@@ -96,6 +96,38 @@ func (r *Files) RegisterFile(file protoreflect.FileDescriptor) error {
 	}
 	path := file.Path()
 	if prev := r.filesByPath[path]; prev != nil {
+		// TODO: Remove this after some soak-in period after moving these types.
+		var prevPath string
+		const prevModule = "google.golang.org/genproto"
+		const prevVersion = "cb27e3aa (May 26th, 2020)"
+		switch path {
+		case "google/protobuf/field_mask.proto":
+			prevPath = prevModule + "/protobuf/field_mask"
+		case "google/protobuf/api.proto":
+			prevPath = prevModule + "/protobuf/api"
+		case "google/protobuf/type.proto":
+			prevPath = prevModule + "/protobuf/ptype"
+		case "google/protobuf/source_context.proto":
+			prevPath = prevModule + "/protobuf/source_context"
+		}
+		if r == GlobalFiles && prevPath != "" {
+			pkgName := strings.TrimSuffix(strings.TrimPrefix(path, "google/protobuf/"), ".proto")
+			pkgName = strings.Replace(pkgName, "_", "", -1) + "pb"
+			currPath := "google.golang.org/protobuf/types/known/" + pkgName
+			panic(fmt.Sprintf(""+
+				"duplicate registration of %q\n"+
+				"\n"+
+				"The generated definition for this file has moved:\n"+
+				"\tfrom: %q\n"+
+				"\tto:   %q\n"+
+				"A dependency on the %q module must\n"+
+				"be at version %v or higher.\n"+
+				"\n"+
+				"Upgrade the dependency by running:\n"+
+				"\tgo get -u %v\n",
+				path, prevPath, currPath, prevModule, prevVersion, prevPath))
+		}
+
 		err := errors.New("file %q is already registered", file.Path())
 		err = amendErrorWithCaller(err, prev, file)
 		if r == GlobalFiles && ignoreConflict(file, err) {