forked from bufbuild/buf
/
generator.go
99 lines (91 loc) · 2.45 KB
/
generator.go
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// Copyright 2020-2023 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 bufpluginexec
import (
"context"
"github.com/bufbuild/buf/private/bufpkg/bufwasm"
"github.com/bufbuild/buf/private/pkg/app"
"github.com/bufbuild/buf/private/pkg/app/appproto"
"github.com/bufbuild/buf/private/pkg/command"
"github.com/bufbuild/buf/private/pkg/storage/storageos"
"go.uber.org/zap"
"google.golang.org/protobuf/types/pluginpb"
)
type generator struct {
logger *zap.Logger
storageosProvider storageos.Provider
runner command.Runner
wasmPluginExecutor bufwasm.PluginExecutor
}
func newGenerator(
logger *zap.Logger,
storageosProvider storageos.Provider,
runner command.Runner,
wasmPluginExecutor bufwasm.PluginExecutor,
) *generator {
return &generator{
logger: logger,
storageosProvider: storageosProvider,
runner: runner,
wasmPluginExecutor: wasmPluginExecutor,
}
}
func (g *generator) Generate(
ctx context.Context,
container app.EnvStderrContainer,
pluginName string,
requests []*pluginpb.CodeGeneratorRequest,
options ...GenerateOption,
) (_ *pluginpb.CodeGeneratorResponse, retErr error) {
generateOptions := newGenerateOptions()
for _, option := range options {
option(generateOptions)
}
handlerOptions := []HandlerOption{
HandlerWithPluginPath(generateOptions.pluginPath...),
HandlerWithProtocPath(generateOptions.protocPath),
}
if generateOptions.wasmEnabled {
handlerOptions = append(
handlerOptions,
HandlerWithWASMEnabled(),
)
}
handler, err := NewHandler(
g.storageosProvider,
g.runner,
g.wasmPluginExecutor,
pluginName,
handlerOptions...,
)
if err != nil {
return nil, err
}
return appproto.NewGenerator(
g.logger,
handler,
).Generate(
ctx,
container,
requests,
)
}
type generateOptions struct {
pluginPath []string
protocPath string
wasmEnabled bool
}
func newGenerateOptions() *generateOptions {
return &generateOptions{}
}