1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.ndkports 18 19 sealed class Result<out T, out E> { 20 data class Ok<T>(val value: T) : Result<T, Nothing>() 21 data class Error<E>(val error: E) : Result<Nothing, E>() 22 onSuccessnull23 inline fun onSuccess(block: (T) -> Unit): Result<T, E> { 24 if (this is Ok<T>) { 25 block(value) 26 } 27 return this 28 } 29 onFailurenull30 inline fun onFailure(block: (E) -> Unit): Result<T, E> { 31 if (this is Error<E>) { 32 block(error) 33 } 34 return this 35 } 36 }