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C# TypeReferenceExpression.AddAnnotation方法代码示例

本文整理汇总了C#中TypeReferenceExpression.AddAnnotation方法的典型用法代码示例。如果您正苦于以下问题:C# TypeReferenceExpression.AddAnnotation方法的具体用法?C# TypeReferenceExpression.AddAnnotation怎么用?C# TypeReferenceExpression.AddAnnotation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TypeReferenceExpression的用法示例。


在下文中一共展示了TypeReferenceExpression.AddAnnotation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: GetExpressionBeforeCursor

		ExpressionResult GetExpressionBeforeCursor()
		{
			CompilationUnit baseUnit;
			if (currentMember == null) {
				baseUnit = ParseStub("a", false);
				var type = baseUnit.GetNodeAt<MemberType>(location);
				if (type == null) {
					baseUnit = ParseStub("a;", false);
					type = baseUnit.GetNodeAt<MemberType>(location);
				}
				
				if (type == null) {
					baseUnit = ParseStub("A a;", false);
					type = baseUnit.GetNodeAt<MemberType>(location);
				}
				if (type != null) {
					return new ExpressionResult((AstNode)type.Target, baseUnit);
				}
			}
			
			baseUnit = ParseStub("a", false);
			var curNode = baseUnit.GetNodeAt(location);
				
			// hack for local variable declaration missing ';' issue - remove that if it works.
			if (curNode is EntityDeclaration || baseUnit.GetNodeAt<Expression>(location) == null && baseUnit.GetNodeAt<MemberType>(location) == null) {
				baseUnit = ParseStub("a");
				curNode = baseUnit.GetNodeAt(location);
			}

			// Hack for handle object initializer continuation expressions
			if (curNode is EntityDeclaration || baseUnit.GetNodeAt<Expression>(location) == null && baseUnit.GetNodeAt<MemberType>(location) == null) {
				baseUnit = ParseStub("a};");
			}
			var mref = baseUnit.GetNodeAt<MemberReferenceExpression>(location); 
			if (currentMember == null && currentType == null) {
				if (mref != null) {
					return new ExpressionResult((AstNode)mref.Target, baseUnit);
				}
				return null;
			}

			//var memberLocation = currentMember != null ? currentMember.Region.Begin : currentType.Region.Begin;
			if (mref == null) {
				var type = baseUnit.GetNodeAt<MemberType>(location); 
				if (type != null) {
					return new ExpressionResult((AstNode)type.Target, baseUnit);
				}
			}
			AstNode expr = null;
			if (mref != null) {
				expr = mref.Target;
			} else {
				Expression tref = baseUnit.GetNodeAt<TypeReferenceExpression>(location); 
				MemberType memberType = tref != null ? ((TypeReferenceExpression)tref).Type as MemberType : null;
				if (memberType == null) {
					memberType = baseUnit.GetNodeAt<MemberType>(location); 
					if (memberType != null) {
						if (memberType.Parent is ObjectCreateExpression) {
							var mt = memberType.Target.Clone();
							memberType.ReplaceWith(mt);
							expr = mt;
							goto exit;
						} else {
							tref = baseUnit.GetNodeAt<Expression>(location); 
							if (tref == null) {
								tref = new TypeReferenceExpression(memberType.Clone());
								memberType.Parent.AddChild(tref, Roles.Expression);
							}
							if (tref is ObjectCreateExpression) {
								expr = new TypeReferenceExpression(memberType.Target.Clone());
								expr.AddAnnotation(new ObjectCreateExpression());
							}
						}
					}
				}

				if (memberType == null) {
					return null;
				}
				if (expr == null) {
					expr = new TypeReferenceExpression(memberType.Target.Clone());
				}
				tref.ReplaceWith(expr);
			}
			exit:
			return new ExpressionResult((AstNode)expr, baseUnit);
		}
开发者ID:DavidS,项目名称:monodevelop,代码行数:87,代码来源:CSharpCompletionEngine.cs


注:本文中的TypeReferenceExpression.AddAnnotation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。