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message_ref.go
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message_ref.go
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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 buffetch
import (
"github.com/bufbuild/buf/private/buf/buffetch/internal"
)
var _ MessageRef = &messageRef{}
type messageRef struct {
singleRef internal.SingleRef
useProtoNames bool
useEnumNumbers bool
messageEncoding MessageEncoding
}
func newMessageRef(
singleRef internal.SingleRef,
messageEncoding MessageEncoding,
) (*messageRef, error) {
useProtoNames, err := getTrueOrFalseForSingleRef(singleRef, useProtoNamesKey)
if err != nil {
return nil, err
}
useEnumNumbers, err := getTrueOrFalseForSingleRef(singleRef, useEnumNumbersKey)
if err != nil {
return nil, err
}
return &messageRef{
singleRef: singleRef,
useProtoNames: useProtoNames,
useEnumNumbers: useEnumNumbers,
messageEncoding: messageEncoding,
}, nil
}
func (r *messageRef) MessageEncoding() MessageEncoding {
return r.messageEncoding
}
func (r *messageRef) Path() string {
return r.singleRef.Path()
}
func (r *messageRef) UseProtoNames() bool {
return r.useProtoNames
}
func (r *messageRef) UseEnumNumbers() bool {
return r.useEnumNumbers
}
func (r *messageRef) IsNull() bool {
return r.singleRef.FileScheme() == internal.FileSchemeNull
}
func (r *messageRef) internalRef() internal.Ref {
return r.singleRef
}
func (r *messageRef) internalSingleRef() internal.SingleRef {
return r.singleRef
}
func getTrueOrFalseForSingleRef(singleRef internal.SingleRef, key string) (bool, error) {
value, ok := singleRef.CustomOptionValue(key)
if !ok {
return false, nil
}
switch value {
case "true":
return true, nil
case "false":
return false, nil
default:
return false, internal.NewOptionsInvalidValueForKeyError(key, value)
}
}