Method ceil

packages/bigdecimal/index.ts:432–452

()

  }

  ceil(): BigDecimal {
    if (this._special !== SpecialValue.NONE) return this
    if (this._mantissa === 0n) return this
    if (this._exponent >= 0) return this // already an integer

    const divisor = bigintPow10(-this._exponent)
    const m = this._mantissa
    let q = m / divisor

    // Ceil: round toward +infinity
    // For positive numbers with remainder, add 1
    if (m > 0n && m % divisor !== 0n) {
      q += 1n
    }

    if (q === 0n) {
      return BigDecimal._create(0n, 0, SpecialValue.NONE, false)
    }
    const [nm, ne] = removeTrailingZeros(q, 0)
    return BigDecimal._create(nm, ne, SpecialValue.NONE, false)
  }

  log(base: number): BigDecimal {
    if (this._special === SpecialValue.NAN) return this