当前位置: 首页>>代码示例>>C#>>正文


C# Ast.CastTo方法代码示例

本文整理汇总了C#中Ast.CastTo方法的典型用法代码示例。如果您正苦于以下问题:C# Ast.CastTo方法的具体用法?C# Ast.CastTo怎么用?C# Ast.CastTo使用的例子?那么, 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Ast的用法示例。


在下文中一共展示了Ast.CastTo方法的3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: Convert

		Ast.Expression Convert(Ast.Expression expr, TypeSig actualType, TypeSig reqType)
		{
			if (actualType == null || reqType == null || TypeAnalysis.IsSameType(actualType, reqType)) {
				return expr;
			} else if (actualType is ByRefSig && reqType is PtrSig && expr is DirectionExpression) {
				return Convert(
					new UnaryOperatorExpression(UnaryOperatorType.AddressOf, ((DirectionExpression)expr).Expression.Detach()),
					new PtrSig(((ByRefSig)actualType).Next),
					reqType);
			} else if (actualType is PtrSig && reqType is ByRefSig) {
				expr = Convert(expr, actualType, new PtrSig(((ByRefSig)reqType).Next));
				return new DirectionExpression {
					FieldDirection = FieldDirection.Ref,
					Expression = new UnaryOperatorExpression(UnaryOperatorType.Dereference, expr)
				};
			} else if (actualType is PtrSig && reqType is PtrSig) {
				if (actualType.FullName != reqType.FullName)
					return expr.CastTo(AstBuilder.ConvertType(reqType));
				else
					return expr;
			} else {
				bool actualIsIntegerOrEnum = TypeAnalysis.IsIntegerOrEnum(actualType);
				bool requiredIsIntegerOrEnum = TypeAnalysis.IsIntegerOrEnum(reqType);
				
				if (reqType.GetElementType() == ElementType.Boolean) {
					if (actualType.GetElementType() == ElementType.Boolean)
						return expr;
					if (actualIsIntegerOrEnum) {
						return new BinaryOperatorExpression(expr, BinaryOperatorType.InEquality, AstBuilder.MakePrimitive(0, actualType.ToTypeDefOrRef()));
					} else {
						return new BinaryOperatorExpression(expr, BinaryOperatorType.InEquality, new NullReferenceExpression());
					}
				}
				if (actualType.GetElementType() == ElementType.Boolean && requiredIsIntegerOrEnum) {
					return new ConditionalExpression {
						Condition = expr,
						TrueExpression = AstBuilder.MakePrimitive(1, reqType.ToTypeDefOrRef()),
						FalseExpression = AstBuilder.MakePrimitive(0, reqType.ToTypeDefOrRef())
					};
				}

				if (expr is PrimitiveExpression && !requiredIsIntegerOrEnum && TypeAnalysis.IsEnum(actualType))
				{
					return expr.CastTo(AstBuilder.ConvertType(actualType));
				}
				
				bool actualIsPrimitiveType = actualIsIntegerOrEnum
					|| actualType.GetElementType() == ElementType.R4 || actualType.GetElementType() == ElementType.R8;
				bool requiredIsPrimitiveType = requiredIsIntegerOrEnum
					|| reqType.GetElementType() == ElementType.R4 || reqType.GetElementType() == ElementType.R8;
				if (actualIsPrimitiveType && requiredIsPrimitiveType) {
					return expr.CastTo(AstBuilder.ConvertType(reqType));
				}
				return expr;
			}
		}
开发者ID:nakijun,项目名称:dnSpy,代码行数:56,代码来源:AstMethodBodyBuilder.cs

示例2: Convert

		Ast.Expression Convert(Ast.Expression expr, Cecil.TypeReference actualType, Cecil.TypeReference reqType)
		{
			if (actualType == null || reqType == null || TypeAnalysis.IsSameType(actualType, reqType)) {
				return expr;
			} else if (actualType is ByReferenceType && reqType is PointerType && expr is DirectionExpression) {
				return Convert(
					new UnaryOperatorExpression(UnaryOperatorType.AddressOf, ((DirectionExpression)expr).Expression.Detach()),
					new PointerType(((ByReferenceType)actualType).ElementType),
					reqType);
			} else if (actualType is PointerType && reqType is ByReferenceType) {
				expr = Convert(expr, actualType, new PointerType(((ByReferenceType)reqType).ElementType));
				return new DirectionExpression {
					FieldDirection = FieldDirection.Ref,
					Expression = new UnaryOperatorExpression(UnaryOperatorType.Dereference, expr)
				};
			} else if (actualType is PointerType && reqType is PointerType) {
				if (actualType.FullName != reqType.FullName)
					return expr.CastTo(AstBuilder.ConvertType(reqType));
				else
					return expr;
			} else {
				bool actualIsIntegerOrEnum = TypeAnalysis.IsIntegerOrEnum(actualType);
				bool requiredIsIntegerOrEnum = TypeAnalysis.IsIntegerOrEnum(reqType);
				
				if (TypeAnalysis.IsBoolean(reqType)) {
					if (TypeAnalysis.IsBoolean(actualType))
						return expr;
					if (actualIsIntegerOrEnum) {
						return new BinaryOperatorExpression(expr, BinaryOperatorType.InEquality, AstBuilder.MakePrimitive(0, actualType));
					} else {
						return new BinaryOperatorExpression(expr, BinaryOperatorType.InEquality, new NullReferenceExpression());
					}
				}
				if (TypeAnalysis.IsBoolean(actualType) && requiredIsIntegerOrEnum) {
					return new ConditionalExpression {
						Condition = expr,
						TrueExpression = AstBuilder.MakePrimitive(1, reqType),
						FalseExpression = AstBuilder.MakePrimitive(0, reqType)
					};
				}

				if (expr is PrimitiveExpression && !requiredIsIntegerOrEnum && TypeAnalysis.IsEnum(actualType))
				{
					return expr.CastTo(AstBuilder.ConvertType(actualType));
				}
				
				bool actualIsPrimitiveType = actualIsIntegerOrEnum
					|| actualType.MetadataType == MetadataType.Single || actualType.MetadataType == MetadataType.Double;
				bool requiredIsPrimitiveType = requiredIsIntegerOrEnum
					|| reqType.MetadataType == MetadataType.Single || reqType.MetadataType == MetadataType.Double;
				if (actualIsPrimitiveType && requiredIsPrimitiveType) {
					return expr.CastTo(AstBuilder.ConvertType(reqType));
				}
				return expr;
			}
		}
开发者ID:JustasB,项目名称:cudafy,代码行数:56,代码来源:AstMethodBodyBuilder.cs

示例3: Convert

		Ast.Expression Convert(Ast.Expression expr, Cecil.TypeReference actualType, Cecil.TypeReference reqType)
		{
			if (reqType == null || actualType == reqType) {
				return expr;
			} else {
				bool actualIsIntegerOrEnum = TypeAnalysis.IsIntegerOrEnum(actualType);
				bool requiredIsIntegerOrEnum = TypeAnalysis.IsIntegerOrEnum(reqType);
				
				if (TypeAnalysis.IsBoolean(reqType)) {
					if (TypeAnalysis.IsBoolean(actualType))
						return expr;
					if (actualIsIntegerOrEnum) {
						return new BinaryOperatorExpression(expr, BinaryOperatorType.InEquality, AstBuilder.MakePrimitive(0, actualType));
					} else {
						return new BinaryOperatorExpression(expr, BinaryOperatorType.InEquality, new NullReferenceExpression());
					}
				}
				if (TypeAnalysis.IsBoolean(actualType) && requiredIsIntegerOrEnum) {
					return new ConditionalExpression {
						Condition = expr,
						TrueExpression = AstBuilder.MakePrimitive(1, reqType),
						FalseExpression = AstBuilder.MakePrimitive(0, reqType)
					};
				}

				if (expr is PrimitiveExpression && !requiredIsIntegerOrEnum && TypeAnalysis.IsEnum(actualType))
				{
					return expr.CastTo(AstBuilder.ConvertType(actualType));
				}

				if (actualIsIntegerOrEnum && requiredIsIntegerOrEnum) {
					return expr.CastTo(AstBuilder.ConvertType(reqType));
				}
				return expr;
			}
		}
开发者ID:hlesesne,项目名称:ILSpy,代码行数:36,代码来源:AstMethodBodyBuilder.cs


注:本文中的Ast.CastTo方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。