public override Lazy <object> VisitIdentifierOperand(QuestScriptParser.IdentifierOperandContext context)
{
return(new Lazy <object>(() =>
{
var variable = _scriptEnvironmentBuilder.GetVariableFromCurrentEnvironment(context.GetText());
return variable != null ? variable.Value : null;
}));
}
//TODO : add resolution to object members as well
public override bool VisitIdentifierOperand(QuestScriptParser.IdentifierOperandContext context)
{
//if the parent is RValue -> it is an identifier that is part of an expression, and not a statement
if (context.HasParentOfType <QuestScriptParser.RValueContext>() &&
!_current.IsVariableDefined(context.GetText()))
{
RecordErrorIfUndefined(context, context.GetText());
}
return(base.VisitIdentifierOperand(context));
}
public override ObjectType VisitIdentifierOperand(QuestScriptParser.IdentifierOperandContext context)
{
//this is either an object or a variable identifier.
var identifier = context.GetText();
var variable = _scriptEnvironmentBuilder.GetVariableFromCurrentEnvironment(identifier);
if (variable != null) //so this is variable...
{
return(variable.Type);
}
//TODO: add here the resolving types of an object if identifier is an object (which are global in Quest)
return(base.VisitIdentifierOperand(context));
}
