Method eq

packages/bigdecimal/index.ts:512–525

(y: BigDecimal | number | string | bigint)

  // --- Comparison ---

  eq(y: BigDecimal | number | string | bigint): boolean {
    const other = BigDecimal._coerce(y)
    if (
      this._special === SpecialValue.NAN ||
      other._special === SpecialValue.NAN
    )
      return false
    if (this._special !== other._special) return false
    if (this._special !== SpecialValue.NONE) return true // both same special
    if (this._mantissa === 0n && other._mantissa === 0n) return true // 0 == -0
    return (
      this._mantissa === other._mantissa && this._exponent === other._exponent
    )
  }

  private _compareTo(other: BigDecimal): number {
    // Returns -1, 0, 1