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response_message_name.go
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/
response_message_name.go
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// Copyright 2020 Google LLC
//
// 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
//
// https://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 aip0152
import (
"fmt"
"github.com/commure/api-linter/lint"
"github.com/commure/api-linter/locations"
"github.com/commure/api-linter/rules/internal/utils"
"github.com/jhump/protoreflect/desc"
)
var responseMessageName = &lint.MethodRule{
Name: lint.NewRuleName(152, "response-message-name"),
OnlyIf: isRunMethod,
LintMethod: func(m *desc.MethodDescriptor) []lint.Problem {
if m.GetOutputType().GetFullyQualifiedName() != "google.longrunning.Operation" {
return []lint.Problem{{
Message: "Run methods should use an LRO.",
Descriptor: m,
Location: locations.MethodResponseType(m),
Suggestion: "google.longrunning.Operation",
}}
}
// Rule check: Establish that for methods such as `RunWriteBookJob`, the
// response message should be named `RunWriteBookJobRequest`.
//
// Note: If `got` is empty string, this is an unannotated LRO.
// The AIP-151 rule will whine about that, and this rule should not as it
// would be confusing.
got := utils.GetOperationInfo(m).GetResponseType()
want := m.GetName() + "Response"
if got != want && got != "" {
return []lint.Problem{{
Message: fmt.Sprintf(
"Run RPCs should have response message type of `%s`, not %q.",
want, got,
),
Suggestion: want,
Descriptor: m,
Location: locations.MethodResponseType(m),
}}
}
return nil
},
}