Trigger_Activated_Sequential_Composition.lf

target Cpp
reactor Node(id:int=0,
            isfirst:bool=false,
            islast:bool=false){
  input recievedMsg: int;
  output msg: int;
  logical action sendMsg;
  reaction(startup)->sendMsg {=
    sendMsg.schedule(0ms);
  =}
  reaction(sendMsg)->msg {=
    if(isfirst) {
      msg.set(1);
      reactor::log::Info()<<"Message sent on node:1";
    }
  =}
  reaction(recievedMsg)->msg {=
    if(islast) {
      reactor::log::Info()<<"Sequence done";
      msg.set(1);
      } else {
        msg.set(1);
        reactor::log::Info()<<"Message sent on node:"<<id;
      }
  =}
}
main reactor {
  node0=new Node(isfirst=true, islast=false, id=0);
  node1=new Node(isfirst=false, islast=false, id=1);
  node2=new Node(isfirst=false,islast=false,id=2);
  node3 = new Node(isfirst=false,islast=true,id=3);
  node0.msg->node1.recievedMsg;
  node1.msg->node2.recievedMsg;
  node2.msg->node3.recievedMsg;
}