public object VisitAssignExpression(Expression.Assign expression)
{
object value = Evaluate(expression.value);
bool distance_exists = locals.TryGetValue(expression, out int distance);
if (distance_exists)
{
environment.AssignAt(distance, expression.name, value);
}
else
{
globals.Assign(expression.name, value);
}
return(value);
}
public object VisitAssignExpr(Expression.Assign expr)
{
object value = Evaluate(expr);
/* Statements and State visit-assign < Resolving and Binding resolved-assign
* environment.assign(expr.name, value);
*/
//> Resolving and Binding resolved-assign
locals.TryGetValueEx(expr, out int?distance);
if (distance != null)
{
environment.AssignAt(distance.Value, expr.name, value);
}
else
{
globals.Assign(expr.name, value);
}
//< Resolving and Binding resolved-assign
return(value);
}
public string VisitAssignExpression(Expression.Assign expression)
{
throw new NotImplementedException();
}
public object VisitAssignExpression(Expression.Assign expression)
{
Resolve(expression.value);
ResolveLocal(expression, expression.name);
return(null);
}
public object VisitAssignExpr(Expression.Assign expr)
{
throw new NotImplementedException("Resolver assign is not implemented");
}