public override bool Run(Variables runtime)
{
if (++_iterations > Program.MaxIterations)
{
throw new Exception(string.Format("Stackoverflow. Max iterations is {0}", Program.MaxIterations));
}
;
if (ExternalFunction == null)
{
FunctionScope.Run(runtime);
}
else
{
ValueBase parm0 = runtime.GetVariable(Parameters[0].TheName);
var parm0s = parm0 as ValueTyped <string>;
if (parm0s == null)
{
throw new Exception(string.Format("The parameter '{0}' for function '{1}' is not a string", Parameters[0].TheName, Name));
}
ExternalFunction(parm0s.Value);
}
_iterations--;
return(false);
}
public void BuildVariable(DefType theType, string name, CodeElement elem)
{
if (Vars.ContainsKey(name))
{
throw new Exception(string.Format("A variable called '{0}', {1}, is allready declared", name, elem.GetLineAndColumn()));
}
ValueBase variable = ValueBase.Compile(theType, this, null);
Vars.Add(name, variable);
}
public Variables InitiateVariables(Variables runtime)
{
var parm = new Dictionary <string, ValueBase>();
for (int i = 0; i < Parameters.Count; i++)
{
parm.Add(Func.Parameters[i].TheName, ValueBase.Create(Func.Parameters[i].TheType, runtime, Parameters[i]));
}
if (Func.FuncType != DefType.Void)
{
parm.Add(ProgramBuilder.VariableReturn, ValueBase.Create(Func.FuncType));
}
return(new Variables(runtime, parm));
}
public void DeclareVariable(DefType theType, string name, ExpBase exp)
{
ValueBase variable = ValueBase.Create(theType, this, exp);
Vars.Add(name, variable);
}