public static HashSet <Variable> GetVariables(Absy node)
{
var vu = new VarsUsed();
vu.Visit(node);
return(vu.Vars);
}
public static HashSet <string> GetVarsUsed(Absy node)
{
var vu = new VarsUsed();
vu.Visit(node);
return(vu.varsUsed);
}