Check syntax whether it generate "Buy" and "Short" signal at same price and make this price "refrence price" in afl

Algos, strategies, code
1

syntax:

Buy=Short=ref(LastValue(),1)=open>close

2

the above syntax is not correct. please specify your condition in brief.

3

want to generate “Buy” and “short” signal at same current market price and make this price as reference price…