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// Copyright 2020-2024 Buf Technologies, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package protocompile
import (
"google.golang.org/protobuf/reflect/protoreflect"
"google.golang.org/protobuf/reflect/protoregistry"
_ "google.golang.org/protobuf/types/gofeaturespb" // link in packages that include the standard protos included with protoc.
_ "google.golang.org/protobuf/types/known/anypb"
_ "google.golang.org/protobuf/types/known/apipb"
_ "google.golang.org/protobuf/types/known/durationpb"
_ "google.golang.org/protobuf/types/known/emptypb"
_ "google.golang.org/protobuf/types/known/fieldmaskpb"
_ "google.golang.org/protobuf/types/known/sourcecontextpb"
_ "google.golang.org/protobuf/types/known/structpb"
_ "google.golang.org/protobuf/types/known/timestamppb"
_ "google.golang.org/protobuf/types/known/typepb"
_ "google.golang.org/protobuf/types/known/wrapperspb"
_ "google.golang.org/protobuf/types/pluginpb"
"github.com/bufbuild/protocompile/internal/featuresext"
)
// All files that are included with protoc are also included with this package
// so that clients do not need to explicitly supply a copy of these protos (just
// like callers of protoc do not need to supply them).
var standardImports map[string]protoreflect.FileDescriptor
func init() {
standardFilenames := []string{
"google/protobuf/any.proto",
"google/protobuf/api.proto",
"google/protobuf/compiler/plugin.proto",
"google/protobuf/descriptor.proto",
"google/protobuf/duration.proto",
"google/protobuf/empty.proto",
"google/protobuf/field_mask.proto",
"google/protobuf/go_features.proto",
"google/protobuf/source_context.proto",
"google/protobuf/struct.proto",
"google/protobuf/timestamp.proto",
"google/protobuf/type.proto",
"google/protobuf/wrappers.proto",
}
standardImports = map[string]protoreflect.FileDescriptor{}
for _, fn := range standardFilenames {
fd, err := protoregistry.GlobalFiles.FindFileByPath(fn)
if err != nil {
panic(err.Error())
}
standardImports[fn] = fd
}
otherFeatures := []struct {
Name string
GetDescriptor func() (protoreflect.FileDescriptor, error)
}{
{
Name: "google/protobuf/cpp_features.proto",
GetDescriptor: featuresext.CppFeaturesDescriptor,
},
{
Name: "google/protobuf/java_features.proto",
GetDescriptor: featuresext.JavaFeaturesDescriptor,
},
}
for _, feature := range otherFeatures {
// First see if the program has generated Go code for this
// file linked in:
fd, err := protoregistry.GlobalFiles.FindFileByPath(feature.Name)
if err == nil {
standardImports[feature.Name] = fd
continue
}
fd, err = feature.GetDescriptor()
if err != nil {
// For these extensions to FeatureSet, we are lenient. If
// we can't load them, just ignore them.
continue
}
standardImports[feature.Name] = fd
}
}
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