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Viewing changes to external/nrefactory/ICSharpCode.NRefactory.CSharp/Resolver/AwaitResolveResult.cs

  • Committer: Package Import Robot
  • Author(s): Jo Shields
  • Date: 2013-05-12 09:46:03 UTC
  • mto: This revision was merged to the branch mainline in revision 29.
  • Revision ID: package-import@ubuntu.com-20130512094603-mad323bzcxvmcam0
Tags: upstream-4.0.5+dfsg
Import upstream version 4.0.5+dfsg

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external/nrefactory/ICSharpCode.NRefactory.CSharp/Resolver/AwaitResolveResult.cs
 
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// Copyright (c) 2010-2013 AlphaSierraPapa for the SharpDevelop Team
 
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// 
 
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this
 
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// software and associated documentation files (the "Software"), to deal in the Software
 
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// without restriction, including without limitation the rights to use, copy, modify, merge,
 
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// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
 
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// to whom the Software is furnished to do so, subject to the following conditions:
 
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// 
 
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// The above copyright notice and this permission notice shall be included in all copies or
 
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// substantial portions of the Software.
 
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// 
 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
 
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
 
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// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 
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// DEALINGS IN THE SOFTWARE.
 
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using System;
 
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using System.Collections.Generic;
 
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using System.Linq;
 
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using System.Linq.Expressions;
 
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using ICSharpCode.NRefactory.Semantics;
 
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using ICSharpCode.NRefactory.TypeSystem;
 
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namespace ICSharpCode.NRefactory.CSharp.Resolver
 
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{
 
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        /// <summary>
 
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        /// Represents the result of an await expression.
 
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        /// </summary>
 
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        public class AwaitResolveResult : ResolveResult
 
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        {
 
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                /// <summary>
 
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                /// The method representing the GetAwaiter() call. Can be an <see cref="InvocationResolveResult"/> or a <see cref="DynamicInvocationResolveResult"/>.
 
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                /// </summary>
 
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                public readonly ResolveResult GetAwaiterInvocation;
 
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                /// <summary>
 
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                /// Awaiter type. Will not be null (but can be UnknownType).
 
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                /// </summary>
 
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                public readonly IType AwaiterType;
 
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                /// <summary>
 
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                /// Property representing the IsCompleted property on the awaiter type. Can be null if the awaiter type or the property was not found, or when awaiting a dynamic expression.
 
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                /// </summary>
 
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                public readonly IProperty IsCompletedProperty;
 
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                /// <summary>
 
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                /// Method representing the OnCompleted method on the awaiter type. Can be null if the awaiter type or the method was not found, or when awaiting a dynamic expression.
 
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                /// This can also refer to an UnsafeOnCompleted method, if the awaiter type implements <c>System.Runtime.CompilerServices.ICriticalNotifyCompletion</c>.
 
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                /// </summary>
 
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                public readonly IMethod OnCompletedMethod;
 
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                /// <summary>
 
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                /// Method representing the GetResult method on the awaiter type. Can be null if the awaiter type or the method was not found, or when awaiting a dynamic expression.
 
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                /// </summary>
 
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                public readonly IMethod GetResultMethod;
 
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                public AwaitResolveResult(IType resultType, ResolveResult getAwaiterInvocation, IType awaiterType, IProperty isCompletedProperty, IMethod onCompletedMethod, IMethod getResultMethod)
 
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                        : base(resultType)
 
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                {
 
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                        if (awaiterType == null)
 
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                                throw new ArgumentNullException("awaiterType");
 
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                        if (getAwaiterInvocation == null)
 
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                                throw new ArgumentNullException("getAwaiterInvocation");
 
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                        this.GetAwaiterInvocation = getAwaiterInvocation;
 
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                        this.AwaiterType = awaiterType;
 
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                        this.IsCompletedProperty = isCompletedProperty;
 
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                        this.OnCompletedMethod = onCompletedMethod;
 
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                        this.GetResultMethod = getResultMethod;
 
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                }
 
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                public override bool IsError {
 
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                        get { return this.GetAwaiterInvocation.IsError || (AwaiterType.Kind != TypeKind.Dynamic && (this.IsCompletedProperty == null || this.OnCompletedMethod == null || this.GetResultMethod == null)); }
 
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                }
 
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                public override IEnumerable<ResolveResult> GetChildResults() {
 
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                        return new[] { GetAwaiterInvocation };
 
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                }
 
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        }
 
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}