public object visitThisExpr(Expr.This _this)
{
if (currentClass == ClassType.NONE)
{
Lox.error(_this.keyword, "Can't use 'this' outside of a class.");
return(null);
}
resolveLocal(_this, _this.keyword);
return(null);
}
public Void VisitThisExpr(Expr.This expr)
{
if (_currentClass == ClassType.NONE)
{
Lox.Error(expr.Keyword, "Can't use 'this' outside of a class.");
return(null);
}
ResolveLocal(expr, expr.Keyword);
return(null);
}
public object VisitThisExpr(Expr.This expr)
{
if (currentClass == ClassType.NONE)
{
Lox.Error(expr.keyword, "Cannot use 'this' outside of a class.");
return(null);
}
// When "this" is encountered, we just look it up like it was any other variable.
ResolveLocal(expr, expr.keyword);
return(null);
}
object Expr.IVisitor <object> .Visit(Expr.This _this)
{
return(LookUpVariable(_this.keyword, _this));
}
string Expr.IVisitor <string> .Visit(Expr.This _this)
{
throw new NotImplementedException();
}
public object VisitThisExpr(Expr.This expr) => LookUpVariable(expr.Keyword, expr);
public string visitThisExpr(Expr.This _this)
{
return("(this)");
}
public object VisitThisExpr(Expr.This expr)
{
return(LookupVariable(expr.keyword, expr));
}
public string VisitThisExpr(Expr.This expr)
{
throw new NotImplementedException();
}
public object visitThisExpr(Expr.This _this)
{
return(lookUpVariable(_this.keyword, _this));
}
public object Visit(Expr.This _this)
{
ResolveLocal(_this, _this.keyword);
return(null);
}