} // refresh void EvalWatch(MDbgProcess proc) { Console.WriteLine("-------------------"); try { //public class Test { public int MyProp { get; set; } } //... //var t = new Test(); //t.MyProp = 9; string expression = "t.MyProp"; expression = "printer"; //expression = "d"; MDbgValue value = proc.ResolveVariable(expression, proc.Threads.Active.CurrentFrame); if (value != null) { //Console.WriteLine(expression + ": " + value.InvokeToString()); //Console.WriteLine(expression + ": " + value.InvokeMethod("Test").InvokeToString()); Console.WriteLine(expression + ": " + value.InvokeMethod("Ping")); //Console.WriteLine(expression + ": " + value.InvokeMethod("Who").InvokeToString()); //Console.WriteLine(expression + ": " + value.InvokeMethod("Who1").InvokeToString()); //Console.WriteLine(expression + ": " + value.GetStringValue(false)); } Console.WriteLine("#################"); } catch { //expressionValue = "<items/>"; Console.WriteLine("!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"); } Console.WriteLine("-------------------"); }
public ExpressionParsingResult ParseExpression(string expression) { //the expression is either setter of method invoke var result = new ExpressionParsingResult(); result.IsSetter = expression.IsSetExpression(); result.Expression = expression; int bracketIndex = expression.IndexOfAny(new[] { '(', '=' }); string methodName = expression.Substring(0, bracketIndex).Trim(); string args = expression.Substring(bracketIndex).Replace("(", "").Replace(")", "").Replace("=", "").Trim(); string[] methodParts = methodName.Split('.'); if (methodParts.Length == 1 && result.IsSetter) //myVar=3 { result.IsLocalVariable = true; } result.ExpressionValue = args; string reference; if (methodParts.Length == 1) { //varName reference = methodParts[0]; } else { //<<TypeName>|<CodeReference>>.<MethodName> reference = string.Join(".", methodParts.Take(methodParts.Length - 1).ToArray()); } try { if ((expression.IsInvokeExpression() || expression.IsSetExpression()) && methodParts.Length == 1) { MDbgValue callingObject = process.ResolveVariable("this", process.Threads.Active.CurrentFrame); var mName = methodParts[0]; //either instance or static (e.g. "do()") MDbgFunction func = process.ResolveFunctionNameFromScope(mName); if (func != null) //method call { result.IsLocalVariable = false; if (func.MethodInfo.IsStatic) //static method call { result.Instance = null; result.Member = process.Threads.Active.CurrentFrame.Function.MethodInfo.DeclaringType.FullName + "." + mName; } else { result.Instance = callingObject.CorValue; result.Member = mName; } } else //variable assignment { var variable = process.ResolveVariable(reference, process.Threads.Active.CurrentFrame); if (variable != null)//local variable assignment { result.IsLocalVariable = true; result.Instance = variable.CorValue; result.Member = reference; } else { if (callingObject == null) //static member assignment { result.IsLocalVariable = false; result.Instance = null; result.Member = process.Threads.Active.CurrentFrame.Function.MethodInfo.DeclaringType.FullName + "." + mName; } else //instance member assignment { result.IsLocalVariable = false; result.Instance = callingObject.CorValue; result.Member = methodParts.Last(); } } } } else { var instance = process.ResolveVariable(reference, process.Threads.Active.CurrentFrame); if (instance != null) { result.Instance = instance.CorValue; result.Member = methodParts.Last(); } } } catch { } if (result.Instance == null && result.Member == null) { result.Member = methodName; } CorEval eval = process.Threads.Active.CorThread.CreateEval(); // Get Variables ArrayList vars = new ArrayList(); String arg; if (args.Length != 0) { foreach (var item in args.Split(',')) { arg = item.Trim(); CorValue v = process.m_engine.ParseExpression(arg, process, process.Threads.Active.CurrentFrame); if (v == null) { throw new Exception("Cannot resolve expression or variable " + arg); } if (v is CorGenericValue) { vars.Add(v as CorValue); } else { CorHeapValue hv = v.CastToHeapValue(); if (hv != null) { // we cannot pass directly heap values, we need to pass reference to heap valus CorReferenceValue myref = eval.CreateValue(CorElementType.ELEMENT_TYPE_CLASS, null).CastToReferenceValue(); myref.Value = hv.Address; vars.Add(myref); } else { vars.Add(v); } } } } result.Arguments = (CorValue[])vars.ToArray(typeof(CorValue)); return(result); }