open-consul/proto/pbservice/convert_pbstruct.go

package pbservice

import (
	"google.golang.org/protobuf/types/known/structpb"
)

// ProtobufTypesStructToMapStringInterface converts a protobuf/structpb.Struct into a
// map[string]interface{}.
func ProtobufTypesStructToMapStringInterface(s *structpb.Struct) map[string]interface{} {
	if s == nil {
		return nil
	}
	return s.AsMap()
}

// MapStringInterfaceToProtobufTypesStruct converts a map[string]interface{} into a proto.Struct
func MapStringInterfaceToProtobufTypesStruct(m map[string]interface{}) *structpb.Struct {
	if len(m) < 1 {
		return nil
	}
	// TODO - handle the error better. It probably requires mog to be able to use alternative method signatures though
	s, _ := structpb.NewStruct(m)
	return s
}

// SliceToPBListValue converts a []interface{} into a proto.ListValue. It's used
// internally by MapStringInterfaceToProtobufTypesStruct when it encouters slices.
// TODO (remove usage of this struct in favor of structpb.NewListValue)
func SliceToPBListValue(s []interface{}) *structpb.ListValue {
	if len(s) < 1 {
		return nil
	}
	// TODO - handle the error better. It probably requires mog to use alt method signatures though
	val, _ := structpb.NewList(s)
	return val
}