/
targeting_module.go
66 lines (60 loc) · 1.91 KB
/
targeting_module.go
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// Copyright 2020 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 bufmodule
import (
"context"
"errors"
"github.com/bufbuild/buf/internal/buf/bufcore"
"github.com/bufbuild/buf/internal/pkg/storage"
)
type targetingModule struct {
Module
targetPaths []string
targetPathsAllowNotExistOnWalk bool
}
func newTargetingModule(
delegate Module,
targetPaths []string,
targetPathsAllowNotExistOnWalk bool,
) (*targetingModule, error) {
if len(targetPaths) == 0 {
return nil, errors.New("targetingModule created without any target paths")
}
if err := validateModuleFilePaths(targetPaths); err != nil {
return nil, err
}
return &targetingModule{
Module: delegate,
targetPaths: targetPaths,
targetPathsAllowNotExistOnWalk: targetPathsAllowNotExistOnWalk,
}, nil
}
func (m *targetingModule) TargetFileInfos(ctx context.Context) ([]bufcore.FileInfo, error) {
var fileInfos []bufcore.FileInfo
for _, targetPath := range m.targetPaths {
objectInfo, err := m.getSourceReadBucket().Stat(ctx, targetPath)
if err != nil {
if m.targetPathsAllowNotExistOnWalk && storage.IsNotExist(err) {
continue
}
return nil, err
}
fileInfos = append(fileInfos, bufcore.NewFileInfoForObjectInfo(objectInfo, false))
}
if len(fileInfos) == 0 {
return nil, ErrNoTargetFiles
}
sortFileInfos(fileInfos)
return fileInfos, nil
}