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C# IMethodSymbol.Construct方法代码示例

本文整理汇总了C#中IMethodSymbol.Construct方法的典型用法代码示例。如果您正苦于以下问题:C# IMethodSymbol.Construct方法的具体用法?C# IMethodSymbol.Construct怎么用?C# IMethodSymbol.Construct使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在IMethodSymbol的用法示例。


在下文中一共展示了IMethodSymbol.Construct方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: Instantiate

            private IMethodSymbol Instantiate(IMethodSymbol method, IList<ITypeSymbol> invocationTypes)
            {
                // No need to instantiate if this isn't a generic method.
                if (method.TypeArguments.Length == 0)
                {
                    return method;
                }

                // Can't infer the type parameters if this method doesn't have a return type.
                // Note: this is because this code path is specifically flowing type information
                // backward through the return type.  Type information is already flowed forward
                // through arguments by the compiler when we get the initial set of methods.
                if (method.ReturnsVoid)
                {
                    return method;
                }

                // If the method has already been constructed poorly (i.e. with error types for type 
                // arguments), then unconstruct it.
                if (method.TypeArguments.All(t => t.Kind == SymbolKind.ErrorType))
                {
                    method = method.ConstructedFrom;
                }

                IDictionary<ITypeParameterSymbol, ITypeSymbol> bestMap = null;
                foreach (var type in invocationTypes)
                {
                    // Ok.  We inferred a type for this location, and we have the return type of this 
                    // method.  See if we can then assign any values for type parameters.
                    var map = DetermineTypeParameterMapping(type, method.ReturnType);
                    if (map.Count > 0 && (bestMap == null || map.Count > bestMap.Count))
                    {
                        bestMap = map;
                    }
                }

                if (bestMap == null)
                {
                    return method;
                }

                var typeArguments = method.ConstructedFrom.TypeParameters.Select(tp => bestMap.GetValueOrDefault(tp) ?? tp).ToArray();
                return method.Construct(typeArguments);
            }
开发者ID:NotYours180,项目名称:roslyn,代码行数:44,代码来源:CSharpTypeInferenceService.TypeInferrer.cs


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