public Void Visit(Expr.Assign expr)
{
Resolve(expr.Value);
ResolveLocal(expr, expr.Name);
return(Void.Instance);
}
object Expr.IVisitor <object> .VisitAssignExpr(Expr.Assign expr)
{
object value = Evaluate(expr.value);
environment.Assign(expr.name, value);
return(value);
}
public object VisitAssignExpr(Expr.Assign expr)
{
object value = Evaluate(expr.Value);
if (locals.ContainsKey(expr))
{
environment.AssignAt(locals[expr], expr.name, value);
}
else
{
environment.Assign(expr.name, value);
}
return(value);
}
public object VisitAssign(Expr.Assign expr)
{
var value = Evaluate(expr.Value);
int distance;
if (_locals.TryGetValue(expr, out distance))
{
_environment.AssignAt(distance, expr.Name, value);
}
else
{
_globals.Assign(expr.Name, value);
}
return(value);
}
public string VisitAssign(Expr.Assign expr)
{
return(Parenthesize("set", expr.Name.Lexeme, expr.Value));
}
public object VisitAssignExpr(Expr.Assign expr)
{
Resolve(expr.Value);
ResolveLocal(expr, expr.name);
return(null);
}
public string VisitAssignExpr(Expr.Assign expr)
{
return(parenthesize(expr.name.Lexeme, expr.Value));
}
public Unit VisitAssign(Expr.Assign expr)
{
Resolve(expr.Value);
ResolveLocal(expr, expr.Name);
return(Unit.Default);
}
object Expr.IVisitor <object> .VisitAssignExpr(Expr.Assign expr)
{
Resolve(expr.value);
ResolveLocal(expr, expr.name);
return(null);
}