Custom Libraries in Pine Script 📚

//@version=5
library("TradingTools", overlay=true)

// Export functions using 'export' keyword
export getATR(length) =>
    ta.atr(length)

export getRSI(length) =>
    ta.rsi(close, length)

// Private helper function (not exported)
_normalizeValue(value, min, max) =>
    (value - min) / (max - min)