Three Inside Up automatic finding script — Indicator by HPotter

Hi
Let me introduce my Three Inside Up automatic finding script.
This is a three candlestick bullish reversal pattern consisting of a
bullish harami pattern formed by the first 2 candlesticks then followed
by up candlestick with a higher close than the prior candlestick.

This pattern marked as yellow.

Open-source script

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////////////////////////////////////////////////////////////
//  Copyright by HPotter v1.0 04/04/2014
//    This is a three candlestick bullish reversal pattern consisting of a 
//    bullish harami pattern formed by the first 2 candlesticks then followed 
//    by up candlestick with a higher close than the prior candlestick.
////////////////////////////////////////////////////////////

study(title = "Three Inside Up", overlay = true)
barcolor(open[2] > close[2] ? close[1] > open[1] ? close[1] <= open[2] ? close[2] <= open[1] ? close[1] - open[1] < open[2] - close[2] ? close > open ? close > close[1] ? open > open[1] ? close > open[2] ? yellow :na :na : na : na : na:na : na : na : na)