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C# Binary.Resolve方法代码示例

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


在下文中一共展示了Binary.Resolve方法的2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: DoResolve

		protected override Expression DoResolve (ResolveContext ec)
		{
			right = right.Resolve (ec);
			if (right == null)
				return null;

			MemberAccess ma = target as MemberAccess;
			using (ec.Set (ResolveContext.Options.CompoundAssignmentScope)) {
				target = target.Resolve (ec);
			}
			
			if (target == null)
				return null;

			if (target is MethodGroupExpr){
				ec.Report.Error (1656, loc,
					"Cannot assign to `{0}' because it is a `{1}'",
					((MethodGroupExpr)target).Name, target.ExprClassName);
				return null;
			}

			var event_expr = target as EventExpr;
			if (event_expr != null) {
				source = Convert.ImplicitConversionRequired (ec, right, target.Type, loc);
				if (source == null)
					return null;

				Expression rside;
				if (op == Binary.Operator.Addition)
					rside = EmptyExpression.EventAddition;
				else if (op == Binary.Operator.Subtraction)
					rside = EmptyExpression.EventSubtraction;
				else
					rside = null;

				target = target.ResolveLValue (ec, rside);
				if (target == null)
					return null;

				eclass = ExprClass.Value;
				type = event_expr.Operator.ReturnType;
				return this;
			}

			//
			// Only now we can decouple the original source/target
			// into a tree, to guarantee that we do not have side
			// effects.
			//
			if (left == null)
				left = new TargetExpression (target);

			source = new Binary (op, left, right, true);

			if (target is DynamicMemberAssignable) {
				Arguments targs = ((DynamicMemberAssignable) target).Arguments;
				source = source.Resolve (ec);

				Arguments args = new Arguments (targs.Count + 1);
				args.AddRange (targs);
				args.Add (new Argument (source));

				var binder_flags = CSharpBinderFlags.ValueFromCompoundAssignment;

				//
				// Compound assignment does target conversion using additional method
				// call, set checked context as the binary operation can overflow
				//
				if (ec.HasSet (ResolveContext.Options.CheckedScope))
					binder_flags |= CSharpBinderFlags.CheckedContext;

				if (target is DynamicMemberBinder) {
					source = new DynamicMemberBinder (ma.Name, binder_flags, args, loc).Resolve (ec);

					// Handles possible event addition/subtraction
					if (op == Binary.Operator.Addition || op == Binary.Operator.Subtraction) {
						args = new Arguments (targs.Count + 1);
						args.AddRange (targs);
						args.Add (new Argument (right));
						string method_prefix = op == Binary.Operator.Addition ?
							Event.AEventAccessor.AddPrefix : Event.AEventAccessor.RemovePrefix;

						var invoke = DynamicInvocation.CreateSpecialNameInvoke (
							new MemberAccess (right, method_prefix + ma.Name, loc), args, loc).Resolve (ec);

						args = new Arguments (targs.Count);
						args.AddRange (targs);
						source = new DynamicEventCompoundAssign (ma.Name, args,
							(ExpressionStatement) source, (ExpressionStatement) invoke, loc).Resolve (ec);
					}
				} else {
					source = new DynamicIndexBinder (binder_flags, args, loc).Resolve (ec);
				}

				return source;
			}

			return base.DoResolve (ec);
		}
开发者ID:dyxu,项目名称:vimrc,代码行数:99,代码来源:assign.cs

示例2: DoResolve

		protected override Expression DoResolve (ResolveContext ec)
		{
			right = right.Resolve (ec);
			if (right == null)
				return null;

			MemberAccess ma = target as MemberAccess;
			using (ec.Set (ResolveContext.Options.CompoundAssignmentScope)) {
				target = target.Resolve (ec);
			}
			
			if (target == null)
				return null;

			if (target is MethodGroupExpr){
				ec.Report.Error (1656, loc,
					"Cannot assign to `{0}' because it is a `{1}'",
					((MethodGroupExpr)target).Name, target.ExprClassName);
				return null;
			}

			if (target is EventExpr)
				return new EventAddOrRemove (target, op, right, loc).Resolve (ec);

			//
			// Only now we can decouple the original source/target
			// into a tree, to guarantee that we do not have side
			// effects.
			//
			if (left == null)
				left = new TargetExpression (target);

			source = new Binary (op, left, right, true, loc);

			if (target is DynamicMemberBinder) {
				Arguments targs = ((DynamicMemberBinder) target).Arguments;
				source = source.Resolve (ec);

				Arguments args = new Arguments (2);
				args.AddRange (targs);
				args.Add (new Argument (source));
				source = new DynamicMemberBinder (ma.Name, args, loc).ResolveLValue (ec, right);

				// Handles possible event addition/subtraction
				if (op == Binary.Operator.Addition || op == Binary.Operator.Subtraction) {
					args = new Arguments (2);
					args.AddRange (targs);
					args.Add (new Argument (right));
					string method_prefix = op == Binary.Operator.Addition ?
						Event.AEventAccessor.AddPrefix : Event.AEventAccessor.RemovePrefix;

					var invoke = DynamicInvocation.CreateSpecialNameInvoke (
						new MemberAccess (right, method_prefix + ma.Name, loc), args, loc).Resolve (ec);

					args = new Arguments (1);
					args.AddRange (targs);
					source = new DynamicEventCompoundAssign (ma.Name, args,
						(ExpressionStatement) source, (ExpressionStatement) invoke, loc).Resolve (ec);
				}

				return source;
			}

			return base.DoResolve (ec);
		}
开发者ID:ikvm,项目名称:mono,代码行数:65,代码来源:assign.cs


注:本文中的Mono.CSharp.Binary.Resolve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。