protected ASTvariable FindOriginalVariable()
{
if (variable != null)
{
return(variable);
}
if (a as BinarySummatic != null)
{
ASTvariable var = (a as BinarySummatic).FindVariable();
GetValByAdress deeper = (a as BinarySummatic).Deep();
if (var == null)
{
return(deeper.FindOriginalVariable());
}
return(var);
}
return(null);
}
public static IOperation ParseFrom(string s)
{
if (s.IndexOf('{') == 0 && s.LastIndexOf('}') == s.Length - 1)
{
return(new StructureDefine(MISC.getIn(s, 0)));
}
if (s.IndexOf('(') == 0 && s.LastIndexOf(')') == s.Length - 1)
{
return(BinaryOperation.ParseFrom(MISC.breakBrackets(s)));
}
if (s.Length > 2 && s.IndexOf("--") == s.Length - 2)
{
return(new Dscr(ParseFrom(s.Substring(0, s.Length - 2))));
}
if (s.Length > 2 && s.IndexOf("++") == s.Length - 2)
{
return(new Incr(ParseFrom(s.Substring(0, s.Length - 2))));
}
if (s.IndexOf("-") == 0)
{
return(new Mins(ParseFrom(s.Substring(1, s.Length - 1))));
}
if (s.IndexOf("!") == 0)
{
return(new Nega(ParseFrom(s.Substring(1, s.Length - 1))));
}
if (s.IndexOf("&") == 0)
{
IOperation gettingAdressOf = ParseFrom(s.Substring(1, s.Length - 1));
return(new Adrs(gettingAdressOf));
}
if (s.IndexOf("*") == 0)
{
IOperation pointTo = ParseFrom(s.Substring(1, s.Length - 1));
return(new GetValByAdress(pointTo, (pointTo).returnTypes()));
throw new Exception("Invalid pointer selected!");
}
if (s.LastIndexOf("]") == s.Length - 1 && s.IndexOf("[") > 0)
{
string sContainBrackets = s.Substring(s.IndexOf("["));
List <string> getedBrs = MISC.splitByQuad(sContainBrackets);
IOperation resOper = ParseFrom(s.Substring(0, s.IndexOf('[')));
for (int o = 0; o < getedBrs.Count; o++)
{
IOperation currentBrsOp = BinaryOperation.ParseFrom(getedBrs[o]);
resOper = new GetValByAdress(new Summ(resOper, currentBrsOp), resOper.returnTypes());
}
return(resOper);
}
try
{
return(new ASTFunctionCall(s));
}
catch (Exception e)
{
if (e.Message.IndexOf("is not a function") < 0)
{
throw new Exception(e.Message);
}
}
int varType = Math.Max((s.IndexOf("int") >= 0) ? 2 : -1, Math.Max((s.IndexOf("double") >= 0) ? 5 : -1, Math.Max((s.IndexOf("char") >= 0) ? 3 : -1,
Math.Max((s.IndexOf("string") >= 0) ? 5 : -1, (s.IndexOf("bool") >= 0) ? 3 : -1))));
if (varType >= 0)
{
s = s.Insert(varType + 1, "$");
return(new Define(s));
}
//f (s.IndexOf('(') == 0 && s.LastIndexOf(')') == s.Length - 1)
//return ParseFrom(MISC.breakBrackets(s));
try
{
return(new ASTvalue(s));
}
catch (Exception e)
{
if (e.Message.IndexOf("GetAddr") == 0)
{
int newAdress = int.Parse(e.Message.Split('_')[1]);
return(new GetValByAdress(new ASTvalue(new ValueType(VT.Cadress), (object)newAdress),
ASTTree.variables[newAdress].getValueType));
}
throw new Exception(e.Message);
}
}
