Function fromNumber

packages/effect/src/BigDecimal.ts:1235–1247

(n: number)

 * @since 2.0.0
 */
export const fromNumber = (n: number): Option.Option<BigDecimal> => {
  if (!Number.isFinite(n)) {
    return Option.none()
  }

  const string = `${n}`
  if (string.includes("e")) {
    return fromString(string)
  }

  const [lead, trail = ""] = string.split(".")
  return Option.some(make(BigInt(`${lead}${trail}`), trail.length))
}

/**
 * Parses a decimal string into a `BigDecimal` safely.