Function newConstApproximation

const.go:20–37

(value string)

}

func newConstApproximation(value string) constApproximation {
	parts := strings.Split(value, ".")
	coeff, fractional := parts[0], parts[1]

	coeffLen := len(coeff)
	maxPrecision := len(fractional)

	var approximations []Decimal
	for p := 1; p < maxPrecision; p *= 2 {
		r := RequireFromString(value[:coeffLen+p])
		approximations = append(approximations, r)
	}

	return constApproximation{
		RequireFromString(value),
		approximations,
	}
}

// Returns the smallest approximation available that's at least as precise
// as the passed precision (places after decimal point), i.e. Floor[ log2(precision) ] + 1