Индикатор свечного паттерна "Реверсивный разворот"

#thinkscript indicator: Revers.
#Показывает паттерн «Реверсивный разворот»
#by thetrader.pro

def bSignalUp = high[1]>high[2] and close[1]>high[2] and open>high[1] and close<close[1];
def bSignalDown = high[1]<high[2] and close[1]<low[2] and open<low[1] and close>close[1];

plot up = if bSignalUp  then high else double.NaN;
plot down = if bSignalDown then high else double.NaN;

up.SetPaintingStrategy(paintingStrategy.BOOLEAN_ARROW_down);
down.SetPaintingStrategy(paintingStrategy.BOOLEAN_ARROW_up);
up.setDefaultColor(color.LIGHT_red);down.setDefaultColor(color.LIGHT_green);