Function decode

packages/effect/src/Duration.ts:94–145

(input: DurationInput)

 * @since 2.0.0
 */
export const decode = (input: DurationInput): Duration => {
  if (isDuration(input)) {
    return input
  } else if (isNumber(input)) {
    return millis(input)
  } else if (isBigInt(input)) {
    return nanos(input)
  } else if (Array.isArray(input) && input.length === 2 && input.every(isNumber)) {
    if (input[0] === -Infinity || input[1] === -Infinity || Number.isNaN(input[0]) || Number.isNaN(input[1])) {
      return zero
    }

    if (input[0] === Infinity || input[1] === Infinity) {
      return infinity
    }

    return nanos(BigInt(Math.round(input[0] * 1_000_000_000)) + BigInt(Math.round(input[1])))
  } else if (isString(input)) {
    const match = DURATION_REGEX.exec(input)
    if (match) {
      const [_, valueStr, unit] = match
      const value = Number(valueStr)
      switch (unit) {
        case "nano":
        case "nanos":
          return nanos(BigInt(valueStr))
        case "micro":
        case "micros":
          return micros(BigInt(valueStr))
        case "milli":
        case "millis":
          return millis(value)
        case "second":
        case "seconds":
          return seconds(value)
        case "minute":
        case "minutes":
          return minutes(value)
        case "hour":
        case "hours":
          return hours(value)
        case "day":
        case "days":
          return days(value)
        case "week":
        case "weeks":
          return weeks(value)
      }
    }
  }
  throw new Error("Invalid DurationInput")
}

/**
 * @since 2.5.0