| // Copyright 2018 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| // Package protoimpl contains the default implementation for messages |
| // generated by protoc-gen-go. |
| // |
| // WARNING: This package should only ever be imported by generated messages. |
| // The compatibility agreement covers nothing except for functionality needed |
| // to keep existing generated messages operational. Breakages that occur due |
| // to unauthorized usages of this package are not the author's responsibility. |
| package protoimpl |
| |
| import ( |
| "google.golang.org/protobuf/internal/filedesc" |
| "google.golang.org/protobuf/internal/filetype" |
| "google.golang.org/protobuf/internal/impl" |
| ) |
| |
| const ( |
| // MaxVersion is the maximum supported version for generated .pb.go files; |
| // which is the current version of the package. |
| // This is incremented when the functionality of this package expands. |
| MaxVersion = 0 |
| |
| // MinVersion is the minimum supported version for generated .pb.go files. |
| // This is incremented when the runtime drops support for old code. |
| MinVersion = 0 |
| |
| // Version is the current minor version of the runtime. |
| Version = MaxVersion // v2.{Version}.x |
| |
| // TODO: Encode a date instead of the minor version? |
| ) |
| |
| // UnsafeEnabled specifies whether package unsafe can be used. |
| const UnsafeEnabled = impl.UnsafeEnabled |
| |
| type ( |
| // EnforceVersion is used by code generated by protoc-gen-go |
| // to statically enforce minimum and maximum versions of this package. |
| // A compilation failure implies either that: |
| // * the runtime package is too old and needs to be updated OR |
| // * the generated code is too old and needs to be regenerated. |
| // |
| // The runtime package can be upgraded by running: |
| // go get google.golang.org/protobuf |
| // |
| // The generated code can be regenerated by running: |
| // protoc --go_out=${PROTOC_GEN_GO_ARGS} ${PROTO_FILES} |
| // |
| // Example usage by generated code: |
| // const ( |
| // // Verify that runtime/protoimpl is sufficiently up-to-date. |
| // _ = protoimpl.EnforceVersion(protoimpl.MaxVersion - genVersion) |
| // // Verify that this generated code is sufficiently up-to-date. |
| // _ = protoimpl.EnforceVersion(genVersion - protoimpl.MinVersion) |
| // ) |
| // |
| // The genVersion is the current version used to generated the code. |
| // This compile-time check relies on negative integer overflow of a uint |
| // being a compilation failure (guaranteed by the Go specification). |
| EnforceVersion uint |
| |
| DescBuilder = filedesc.DescBuilder |
| TypeBuilder = filetype.TypeBuilder |
| Pointer = impl.Pointer |
| MessageInfo = impl.MessageInfo |
| MessageState = impl.MessageState |
| SizeCache = impl.SizeCache |
| WeakFields = impl.WeakFields |
| UnknownFields = impl.UnknownFields |
| ExtensionFields = impl.ExtensionFields |
| ExtensionFieldV1 = impl.ExtensionField |
| ) |
| |
| var X impl.Export |