2.1 KB · v31.0
// Protocol Buffers - Google's data interchange format// Copyright 2023 Google Inc. All rights reserved.//// Use of this source code is governed by a BSD-style// license that can be found in the LICENSE file or at// https://developers.google.com/open-source/licenses/bsdsyntax = "proto2";package pb;import "google/protobuf/descriptor.proto";extend google.protobuf.FeatureSet { optional CppFeatures cpp = 1000;}message CppFeatures { // Whether or not to treat an enum field as closed. This option is only // applicable to enum fields, and will be removed in the future. It is // consistent with the legacy behavior of using proto3 enum types for proto2 // fields. optional bool legacy_closed_enum = 1 [ retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, feature_support = { edition_introduced: EDITION_2023, edition_deprecated: EDITION_2023, deprecation_warning: "The legacy closed enum behavior in C++ is " "deprecated and is scheduled to be removed in " "edition 2025. See http://protobuf.dev/programming-guides/enum/#cpp for " "more information", }, edition_defaults = { edition: EDITION_LEGACY, value: "true" }, edition_defaults = { edition: EDITION_PROTO3, value: "false" } ]; enum StringType { STRING_TYPE_UNKNOWN = 0; VIEW = 1; CORD = 2; STRING = 3; } optional StringType string_type = 2 [ retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, feature_support = { edition_introduced: EDITION_2023, }, edition_defaults = { edition: EDITION_LEGACY, value: "STRING" }, edition_defaults = { edition: EDITION_2024, value: "VIEW" } ]; optional bool enum_name_uses_string_view = 3 [ retention = RETENTION_SOURCE, targets = TARGET_TYPE_ENUM, targets = TARGET_TYPE_FILE, feature_support = { edition_introduced: EDITION_2024, }, edition_defaults = { edition: EDITION_LEGACY, value: "false" }, edition_defaults = { edition: EDITION_2024, value: "true" } ];}