Module fractals 

Structs

BillWilliamsFractals

Bill Williams Fractals Identifies a bearish (up) fractal if High[t-2] is greater than High[t-4, t-3, t-1, t]. Identifies a bullish (down) fractal if Low[t-2] is less than Low[t-4, t-3, t-1, t]. The output is (Bearish, Bullish) meaning (Up Fractal, Down Fractal) at the current bar which validates the fractal that formed 2 bars ago.

Constants

FRACTALS_METADATA