using System;
using System.Collections;
namespace Unity.Services.Core
{
///
/// Contract for an asynchronous operation with no result.
///
interface IAsyncOperation : IEnumerator
{
///
/// If true, this operation either succeeded, failed, or has been canceled.
///
bool IsDone { get; }
///
/// The current status of this operation.
///
AsyncOperationStatus Status { get; }
///
/// Event raised when the operation succeeded or failed.
/// The argument is the operation that raised the event.
///
event Action Completed;
///
/// The exception that occured during the operation if it failed.
///
Exception Exception { get; }
}
///
/// Contract for an asynchronous operation returning a result.
///
///
/// The result's type of this operation.
///
interface IAsyncOperation : IEnumerator
{
///
bool IsDone { get; }
///
AsyncOperationStatus Status { get; }
///
/// Event raised when the operation succeeded or failed.
/// The argument is the operation that raised the event.
///
event Action> Completed;
///
Exception Exception { get; }
///
/// The result of this operation.
///
T Result { get; }
}
}