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resolver.go
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resolver.go
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// Copyright 2022 Namespace Labs Inc; All rights reserved.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
package protos
import (
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
"google.golang.org/protobuf/reflect/protoregistry"
"google.golang.org/protobuf/types/dynamicpb"
"namespacelabs.dev/foundation/framework/rpcerrors/multierr"
)
type AnyResolver interface {
protoregistry.ExtensionTypeResolver
protoregistry.MessageTypeResolver
FindEnumByName(enum protoreflect.FullName) (protoreflect.EnumType, error)
}
func AsResolver(pr *protoregistry.Files) (AnyResolver, error) {
ptypes := &protoregistry.Types{}
var errs []error
pr.RangeFiles(func(fd protoreflect.FileDescriptor) bool {
for i := 0; i < fd.Extensions().Len(); i++ {
if err := ptypes.RegisterExtension(dynamicpb.NewExtensionType(fd.Extensions().Get(i))); err != nil {
errs = append(errs, err)
}
}
for i := 0; i < fd.Enums().Len(); i++ {
if err := ptypes.RegisterEnum(dynamicpb.NewEnumType(fd.Enums().Get(i))); err != nil {
errs = append(errs, err)
}
}
for i := 0; i < fd.Messages().Len(); i++ {
if err := ptypes.RegisterMessage(dynamicpb.NewMessageType(fd.Messages().Get(i))); err != nil {
errs = append(errs, err)
}
}
return true
})
return ptypes, multierr.New(errs...)
}