public Boolean InBrackets() { #if !NET20 if (this.Count >= 1 && this.First().TokenType != TokenType.BRACKET_BEGIN && this.Last().TokenType != TokenType.BRACKET_END) #else if (this.Count >= 1 && Linq2.FirstOrDefault(this).TokenType != TokenType.BRACKET_BEGIN && Linq2.LastOrDefault(this).TokenType != TokenType.BRACKET_END) #endif { return(false); } return(this.Count > 1); }
public Boolean CloseInBrackets() { #if !NET20 if (this.Count >= 1 && this.First().TokenType != TokenType.BRACKET_BEGIN && this.Last().TokenType != TokenType.BRACKET_END) #else if (this.Count >= 1 && Linq2.FirstOrDefault(this).TokenType != TokenType.BRACKET_BEGIN && Linq2.LastOrDefault(this).TokenType != TokenType.BRACKET_END) #endif { this.Insert(0, new ExpressionToken(new[] { '(' }, TokenType.BRACKET_BEGIN)); this.Add(new ExpressionToken(new[] { ')' }, TokenType.BRACKET_END)); return(true); } return(false); }
public void RemoveBrackets() { while (this.Count > 1) { #if !NET20 if (this.First().TokenType == TokenType.BRACKET_BEGIN && this.Last().TokenType == TokenType.BRACKET_END) #else if (Linq2.FirstOrDefault(this).TokenType == TokenType.BRACKET_BEGIN && Linq2.LastOrDefault(this).TokenType == TokenType.BRACKET_END) #endif { this.RemoveAt(0); this.RemoveAt(this.Count - 1); } else { break; } } }
////////////////////////////////////////////// public virtual ExpressionValue GetValue( DynContext EvalContext, String Name, Boolean SeekForExtenders, Boolean SeekForMethods, Boolean SeekInContexts) { #if CASE_INSENSITIVE Name = Name.ToUpper(); #endif DynContext DynLanContext = EvalContext as DynContext; if (DynLanContext == null) { return(null); } // szukanie extender'a if (SeekForExtenders) { ExpressionExtenderInfo extender = BuildinExtenders.FindByName(Name); if (extender != null) { return(new ExpressionValue(extender)); } } if (SeekInContexts) { // szukanie zmiennej w lokalnym kontekście if (DynLanContext.CurrentState != DynLanContext.GlobalState) { // szukanie zmiennej w metodach gdzie została zadeklarowana metoda if (DynLanContext.Stack != null) { #if !NET20 DynLanState currentState = DynLanContext. Stack. LastOrDefault(); #else DynLanState currentState = Linq2.LastOrDefault( DynLanContext.Stack); #endif DynLanMethod method = currentState == null ? null : currentState.Program as DynLanMethod; if (method != null) { for (Int32 i = DynLanContext.Stack.Count - 2; i >= 0; i--) { DynLanState state = DynLanContext.Stack[i]; DynLanMethod thisMethod = state.Program as DynLanMethod; DynLanObject thisObject = state.Object; if (thisMethod == null) { break; } if (thisMethod != null && thisMethod.Methods != null && thisMethod.Methods.Contains(method)) { if (thisObject != null && thisObject.Contains(Name)) { return(new ExpressionValue(thisObject[Name])); } } else { break; } method = thisMethod; } } } if (DynLanContext.CurrentState.Object != null && DynLanContext.CurrentState.Object.Contains(Name)) { return(new ExpressionValue(DynLanContext.CurrentState.Object[Name])); } } // szukanie zmiennej w globalnym kontekście if (DynLanContext.GlobalState.Object != null && DynLanContext.GlobalState.Object.Contains(Name)) { return(new ExpressionValue(DynLanContext.GlobalState.Object[Name])); } } // przeniesione na dło aby metody i zmiennej których nazwy pokrywaja sie z globalnymi // mobly byc używane // szukanie metody if (SeekForMethods) { ExpressionMethodInfo method = BuildinMethods.FindByName(Name); if (method != null) { return(new ExpressionValue(method)); } } /*for (var i = DynLanContext.Stack.IndexOf(DynLanContext.Current); i >= 0; i--) * { * DynLanState context = DynLanContext.Stack[i]; * * if ((context == DynLanContext.Current || context.ContextType == DynLanContextType.GLOBAL) && * context.Object != null && * context.Object.Contains(Name)) * { * return new ExpressionValue(context.Object[Name]); * } * }*/ // szukanie po globalnych zmiennych /*if (DynLanContext.GlobalContext.ContextType == DynLanContextType.GLOBAL) * { * if (DynLanContext.GlobalContext.Object.Contains(Name)) * return new ExpressionValue(DynLanContext.GlobalContext.Object[Name]); * }*/ return(null); }