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when.jl

# this works but might be difficult to humanely parse

# can you guess what it means?

# answer below

julia> doji(op,hi,lo,cl) |> istrue |> index |> x -> when(cl, x)





# answer coming up

# what is the closing price when a doji registers?

# maybe an argument for reversing the pipe?

julia> x -> when(cl,x) |> index |> istrue |> doji(op,hi,lo,cl)