13af6ab5fSopenharmony_ci/* 23af6ab5fSopenharmony_ci * Copyright (c) 2023-2024 Huawei Device Co., Ltd. 33af6ab5fSopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License"); 43af6ab5fSopenharmony_ci * you may not use this file except in compliance with the License. 53af6ab5fSopenharmony_ci * You may obtain a copy of the License at 63af6ab5fSopenharmony_ci * 73af6ab5fSopenharmony_ci * http://www.apache.org/licenses/LICENSE-2.0 83af6ab5fSopenharmony_ci * 93af6ab5fSopenharmony_ci * Unless required by applicable law or agreed to in writing, software 103af6ab5fSopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS, 113af6ab5fSopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 123af6ab5fSopenharmony_ci * See the License for the specific language governing permissions and 133af6ab5fSopenharmony_ci * limitations under the License. 143af6ab5fSopenharmony_ci */ 153af6ab5fSopenharmony_ci 163af6ab5fSopenharmony_ciinterface I {} 173af6ab5fSopenharmony_ciinterface J {} 183af6ab5fSopenharmony_ciinterface K {} 193af6ab5fSopenharmony_ciclass A {} 203af6ab5fSopenharmony_ciclass B extends A implements I, J {} 213af6ab5fSopenharmony_ciclass C extends B {} 223af6ab5fSopenharmony_ciclass D extends C {} 233af6ab5fSopenharmony_ci 243af6ab5fSopenharmony_cifunction foo(x: I): string { 253af6ab5fSopenharmony_ci return "I"; 263af6ab5fSopenharmony_ci} 273af6ab5fSopenharmony_cifunction foo(x: J): string { 283af6ab5fSopenharmony_ci return "J"; 293af6ab5fSopenharmony_ci} 303af6ab5fSopenharmony_ci 313af6ab5fSopenharmony_cifunction main(): int { 323af6ab5fSopenharmony_ci let d : string = foo(new D()); 333af6ab5fSopenharmony_ci return 0; 343af6ab5fSopenharmony_ci} 353af6ab5fSopenharmony_ci 363af6ab5fSopenharmony_ci 373af6ab5fSopenharmony_ci/* @@? 32:22 Error TypeError: Call to `foo` is ambiguous as `2` versions of `foo` are available: `foo(x: I): String` and `foo(x: J): String` */ 38