Trio/FreeAPS/Sources/APS/OpenAPSSwift/Extensions/Decimal+rounding.swift

import Foundation

extension Decimal {
    func rounded(scale: Int, roundingMode: NSDecimalNumber.RoundingMode = .plain) -> Decimal {
        let handler = NSDecimalNumberHandler(
            roundingMode: roundingMode,
            scale: Int16(scale),
            raiseOnExactness: false,
            raiseOnOverflow: false,
            raiseOnUnderflow: false,
            raiseOnDivideByZero: false
        )
        return NSDecimalNumber(decimal: self).rounding(accordingToBehavior: handler).decimalValue
    }

    func rounded() -> Decimal {
        rounded(scale: 0)
    }
}