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src/System.Management.Automation/engine/ComInterop/BoolArgBuilder.cs
39 строк
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Dongbo Wang
Refresh and enable the `ComInterop` code in PowerShell (#13304)
08 авг 2020, 02:24
Не верифицирован
08 авг 2020, 02:24
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// Licensed to the .NET Foundation under one or more agreements. // The .NET Foundation licenses this file to you under the MIT license. using System; using System.Diagnostics; using System.Linq.Expressions; namespace System.Management.Automation.ComInterop { internal sealed class BoolArgBuilder : SimpleArgBuilder { internal BoolArgBuilder(Type parameterType) : base(parameterType) { Debug.Assert(parameterType == typeof(bool)); } internal override Expression MarshalToRef(Expression parameter) { // parameter ? -1 : 0 return Expression.Condition( Marshal(parameter), Expression.Constant((short)(-1)), Expression.Constant((short)0) ); } internal override Expression UnmarshalFromRef(Expression value) { //parameter = temp != 0 return base.UnmarshalFromRef( Expression.NotEqual( value, Expression.Constant((short)0) ) ); } } }