github.com/googleapis/api-linter@v1.65.2/rules/aip0158/request_page_token_field.go (about) 1 // Copyright 2019 Google LLC 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // https://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package aip0158 16 17 import ( 18 "github.com/googleapis/api-linter/lint" 19 "github.com/googleapis/api-linter/rules/internal/utils" 20 "github.com/jhump/protoreflect/desc" 21 ) 22 23 var requestPaginationPageToken = &lint.MessageRule{ 24 Name: lint.NewRuleName(158, "request-page-token-field"), 25 OnlyIf: isPaginatedRequestMessage, 26 LintMessage: func(m *desc.MessageDescriptor) []lint.Problem { 27 f, problems := utils.LintFieldPresent(m, "page_token") 28 if len(problems) > 0 { 29 return problems 30 } 31 // Checks that page_size is of type string and is not a oneof. These are 32 // noops if page_size is not a oneof and is a string. 33 problems = append(problems, utils.LintSingularStringField(f)...) 34 problems = append(problems, utils.LintNotOneof(f)...) 35 36 return problems 37 }, 38 }