59 lines
1.5 KiB
C#
59 lines
1.5 KiB
C#
#if CSHARP_7_OR_LATER || (UNITY_2018_3_OR_NEWER && (NET_STANDARD_2_0 || NET_4_6))
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#pragma warning disable CS1591 // Missing XML comment for publicly visible type or member
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using System;
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using System.Diagnostics;
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using System.Runtime.CompilerServices;
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using UniRx.Async.Internal;
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namespace UniRx.Async.CompilerServices
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{
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internal interface IMoveNextRunner
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{
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Action CallMoveNext { get; }
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void Return();
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}
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internal sealed class MoveNextRunner<TStateMachine> : IMoveNextRunner, IPromisePoolItem
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where TStateMachine : IAsyncStateMachine
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{
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static PromisePool<MoveNextRunner<TStateMachine>> pool = new PromisePool<MoveNextRunner<TStateMachine>>();
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TStateMachine stateMachine;
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internal readonly Action callMoveNext;
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public Action CallMoveNext => callMoveNext;
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MoveNextRunner()
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{
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callMoveNext = MoveNext;
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}
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public static MoveNextRunner<TStateMachine> Create(ref TStateMachine stateMachine)
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{
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var result = pool.TryRent() ?? new MoveNextRunner<TStateMachine>();
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result.stateMachine = stateMachine;
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return result;
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}
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[DebuggerHidden]
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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void MoveNext()
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{
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stateMachine.MoveNext();
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}
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public void Return()
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{
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pool.TryReturn(this);
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}
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void IPromisePoolItem.Reset()
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{
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stateMachine = default;
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}
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}
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}
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#endif |