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proto_file_ref.go
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/
proto_file_ref.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 buffetch
import (
"fmt"
"path/filepath"
"github.com/bufbuild/buf/private/buf/buffetch/internal"
"github.com/bufbuild/buf/private/pkg/normalpath"
)
var _ ProtoFileRef = &protoFileRef{}
type protoFileRef struct {
protoFileRef internal.ProtoFileRef
}
func newProtoFileRef(internalProtoFileRef internal.ProtoFileRef) *protoFileRef {
return &protoFileRef{
protoFileRef: internalProtoFileRef,
}
}
// PathForExternalPath for a proto file ref will only ever have one successful case, which
// is `".", <nil>` and will error on all other paths. The `Path()` of the internal.ProtoFileRef
// will always point to a specific proto file, e.g. `foo/bar/baz.proto`, thus the function
// errors against inputs that are not matching to the proto file ref input.
func (r *protoFileRef) PathForExternalPath(externalPath string) (string, error) {
externalPathAbs, err := filepath.Abs(normalpath.Unnormalize(externalPath))
if err != nil {
return "", err
}
internalRefPathAbs, err := filepath.Abs(normalpath.Unnormalize(r.protoFileRef.Path()))
if err != nil {
return "", err
}
if externalPathAbs != internalRefPathAbs {
return "", fmt.Errorf(`path provided "%s" does not match ref path "%s"`, externalPath, r.protoFileRef.Path())
}
return ".", nil
}
func (r *protoFileRef) IncludePackageFiles() bool {
return r.protoFileRef.IncludePackageFiles()
}
func (r *protoFileRef) internalRef() internal.Ref {
return r.protoFileRef
}
func (r *protoFileRef) internalBucketRef() internal.BucketRef {
return r.protoFileRef
}
func (r *protoFileRef) internalProtoFileRef() internal.ProtoFileRef {
return r.protoFileRef
}
func (*protoFileRef) isSourceOrModuleRef() {}