1/* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 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 * http://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 16import { SyntaxKind } from 'typescript'; 17import { IndexSignatureEntity } from '../declaration-node/indexSignatureDeclaration'; 18 19/** 20 * generate index signature 21 * @param signatureEntity 22 * @returns 23 */ 24export function generateIndexSignature(signatureEntity: IndexSignatureEntity): string { 25 const signatureKey = signatureEntity.indexSignatureKey; 26 let signatureTypeName = ''; 27 if (signatureEntity.indexSignatureKind === SyntaxKind.TypeReference) { 28 signatureTypeName = signatureEntity.indexSignatureTypeName; 29 } else { 30 signatureTypeName = `'[PC Preview] unkonwn type',\n`; 31 } 32 return `${signatureKey}: ${signatureTypeName}`; 33} 34