mirror of
https://github.com/rocky-linux/peridot.git
synced 2024-11-01 04:41:22 +00:00
61 lines
2.0 KiB
Go
61 lines
2.0 KiB
Go
// Copyright 2019 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
|
|
|
|
import (
|
|
"google.golang.org/protobuf/internal/version"
|
|
)
|
|
|
|
const (
|
|
// MaxVersion is the maximum supported version for generated .pb.go files.
|
|
// It is always the current version of the module.
|
|
MaxVersion = version.Minor
|
|
|
|
// GenVersion is the runtime version required by generated .pb.go files.
|
|
// This is incremented when generated code relies on new functionality
|
|
// in the runtime.
|
|
GenVersion = 20
|
|
|
|
// MinVersion is the minimum supported version for generated .pb.go files.
|
|
// This is incremented when the runtime drops support for old code.
|
|
MinVersion = 0
|
|
)
|
|
|
|
// 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 this generated code is sufficiently up-to-date.
|
|
// _ = protoimpl.EnforceVersion(genVersion - protoimpl.MinVersion)
|
|
// // Verify that runtime/protoimpl is sufficiently up-to-date.
|
|
// _ = protoimpl.EnforceVersion(protoimpl.MaxVersion - genVersion)
|
|
// )
|
|
//
|
|
// The genVersion is the current minor 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).
|
|
type EnforceVersion uint
|
|
|
|
// This enforces the following invariant:
|
|
//
|
|
// MinVersion ≤ GenVersion ≤ MaxVersion
|
|
const (
|
|
_ = EnforceVersion(GenVersion - MinVersion)
|
|
_ = EnforceVersion(MaxVersion - GenVersion)
|
|
)
|