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mirror of https://github.com/go-gitea/gitea synced 2024-11-01 15:54:25 +00:00
gitea/vendor/google.golang.org/protobuf/internal/filedesc/build.go
6543 792b4dba2c
[Vendor] Update directly used dependencys (#15593)
* update github.com/blevesearch/bleve v2.0.2 -> v2.0.3

* github.com/denisenkom/go-mssqldb v0.9.0 -> v0.10.0

* github.com/editorconfig/editorconfig-core-go v2.4.1 -> v2.4.2

* github.com/go-chi/cors v1.1.1 -> v1.2.0

* github.com/go-git/go-billy v5.0.0 -> v5.1.0

* github.com/go-git/go-git v5.2.0 -> v5.3.0

* github.com/go-ldap/ldap v3.2.4 -> v3.3.0

* github.com/go-redis/redis v8.6.0 -> v8.8.2

* github.com/go-sql-driver/mysql v1.5.0 -> v1.6.0

* github.com/go-swagger/go-swagger v0.26.1 -> v0.27.0

* github.com/lib/pq v1.9.0 -> v1.10.1

* github.com/mattn/go-sqlite3 v1.14.6 -> v1.14.7

* github.com/go-testfixtures/testfixtures v3.5.0 -> v3.6.0

* github.com/issue9/identicon v1.0.1 -> v1.2.0

* github.com/klauspost/compress v1.11.8 -> v1.12.1

* github.com/mgechev/revive v1.0.3 -> v1.0.6

* github.com/microcosm-cc/bluemonday v1.0.7 -> v1.0.8

* github.com/niklasfasching/go-org v1.4.0 -> v1.5.0

* github.com/olivere/elastic v7.0.22 -> v7.0.24

* github.com/pelletier/go-toml v1.8.1 -> v1.9.0

* github.com/prometheus/client_golang v1.9.0 -> v1.10.0

* github.com/xanzy/go-gitlab v0.44.0 -> v0.48.0

* github.com/yuin/goldmark v1.3.3 -> v1.3.5

* github.com/6543/go-version v1.2.4 -> v1.3.1

* do github.com/lib/pq v1.10.0 -> v1.10.1 again ...
2021-04-22 20:08:53 -04:00

159 lines
5.0 KiB
Go
Vendored

// 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 filedesc provides functionality for constructing descriptors.
//
// The types in this package implement interfaces in the protoreflect package
// related to protobuf descripriptors.
package filedesc
import (
"google.golang.org/protobuf/encoding/protowire"
"google.golang.org/protobuf/internal/genid"
"google.golang.org/protobuf/reflect/protoreflect"
pref "google.golang.org/protobuf/reflect/protoreflect"
preg "google.golang.org/protobuf/reflect/protoregistry"
)
// Builder construct a protoreflect.FileDescriptor from the raw descriptor.
type Builder struct {
// GoPackagePath is the Go package path that is invoking this builder.
GoPackagePath string
// RawDescriptor is the wire-encoded bytes of FileDescriptorProto
// and must be populated.
RawDescriptor []byte
// NumEnums is the total number of enums declared in the file.
NumEnums int32
// NumMessages is the total number of messages declared in the file.
// It includes the implicit message declarations for map entries.
NumMessages int32
// NumExtensions is the total number of extensions declared in the file.
NumExtensions int32
// NumServices is the total number of services declared in the file.
NumServices int32
// TypeResolver resolves extension field types for descriptor options.
// If nil, it uses protoregistry.GlobalTypes.
TypeResolver interface {
preg.ExtensionTypeResolver
}
// FileRegistry is use to lookup file, enum, and message dependencies.
// Once constructed, the file descriptor is registered here.
// If nil, it uses protoregistry.GlobalFiles.
FileRegistry interface {
FindFileByPath(string) (protoreflect.FileDescriptor, error)
FindDescriptorByName(pref.FullName) (pref.Descriptor, error)
RegisterFile(pref.FileDescriptor) error
}
}
// resolverByIndex is an interface Builder.FileRegistry may implement.
// If so, it permits looking up an enum or message dependency based on the
// sub-list and element index into filetype.Builder.DependencyIndexes.
type resolverByIndex interface {
FindEnumByIndex(int32, int32, []Enum, []Message) pref.EnumDescriptor
FindMessageByIndex(int32, int32, []Enum, []Message) pref.MessageDescriptor
}
// Indexes of each sub-list in filetype.Builder.DependencyIndexes.
const (
listFieldDeps int32 = iota
listExtTargets
listExtDeps
listMethInDeps
listMethOutDeps
)
// Out is the output of the Builder.
type Out struct {
File pref.FileDescriptor
// Enums is all enum descriptors in "flattened ordering".
Enums []Enum
// Messages is all message descriptors in "flattened ordering".
// It includes the implicit message declarations for map entries.
Messages []Message
// Extensions is all extension descriptors in "flattened ordering".
Extensions []Extension
// Service is all service descriptors in "flattened ordering".
Services []Service
}
// Build constructs a FileDescriptor given the parameters set in Builder.
// It assumes that the inputs are well-formed and panics if any inconsistencies
// are encountered.
//
// If NumEnums+NumMessages+NumExtensions+NumServices is zero,
// then Build automatically derives them from the raw descriptor.
func (db Builder) Build() (out Out) {
// Populate the counts if uninitialized.
if db.NumEnums+db.NumMessages+db.NumExtensions+db.NumServices == 0 {
db.unmarshalCounts(db.RawDescriptor, true)
}
// Initialize resolvers and registries if unpopulated.
if db.TypeResolver == nil {
db.TypeResolver = preg.GlobalTypes
}
if db.FileRegistry == nil {
db.FileRegistry = preg.GlobalFiles
}
fd := newRawFile(db)
out.File = fd
out.Enums = fd.allEnums
out.Messages = fd.allMessages
out.Extensions = fd.allExtensions
out.Services = fd.allServices
if err := db.FileRegistry.RegisterFile(fd); err != nil {
panic(err)
}
return out
}
// unmarshalCounts counts the number of enum, message, extension, and service
// declarations in the raw message, which is either a FileDescriptorProto
// or a MessageDescriptorProto depending on whether isFile is set.
func (db *Builder) unmarshalCounts(b []byte, isFile bool) {
for len(b) > 0 {
num, typ, n := protowire.ConsumeTag(b)
b = b[n:]
switch typ {
case protowire.BytesType:
v, m := protowire.ConsumeBytes(b)
b = b[m:]
if isFile {
switch num {
case genid.FileDescriptorProto_EnumType_field_number:
db.NumEnums++
case genid.FileDescriptorProto_MessageType_field_number:
db.unmarshalCounts(v, false)
db.NumMessages++
case genid.FileDescriptorProto_Extension_field_number:
db.NumExtensions++
case genid.FileDescriptorProto_Service_field_number:
db.NumServices++
}
} else {
switch num {
case genid.DescriptorProto_EnumType_field_number:
db.NumEnums++
case genid.DescriptorProto_NestedType_field_number:
db.unmarshalCounts(v, false)
db.NumMessages++
case genid.DescriptorProto_Extension_field_number:
db.NumExtensions++
}
}
default:
m := protowire.ConsumeFieldValue(num, typ, b)
b = b[m:]
}
}
}