global_states.js

class GlobalStates : Weapon
{
    static GlobalStates Instance()
    {
        let p = ThinkerIterator.Create("GlobalStates").Next();
        if (p == null) p = new("GlobalStates");
        return GlobalStates(p);
    }
    
    // nullify anything an instance of this could do
    override void BeginPlay() {}
    override void PostBeginPlay() {}
    override void Tick() {}
    
    states
    {
        LolZScriptBendsToMyWill:
            POSS A -1 {
                A_Log("this is amazing");
            }
            stop;
    }
}

class TestItem : CustomInventory
{
    states
    {
        Pickup:
            TNT1 A 0
            {
                let globalStates = GlobalStates.Instance();
                let state = globalStates.ResolveState("LolZScriptBendsToMyWill");
                
                // weapons can use these states
                player.SetPSprite(PSP_WEAPON + 1, state);
                
                // and so can regular actors
                player.mo.SetState(state);
            }
            stop;
    }
}