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node_modules/decimal.js-light/decimal.d.ts
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570
node_modules/decimal.js-light/decimal.d.ts
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export default Decimal;
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export declare class Decimal {
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/**
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* The Decimal constructor and exported function.
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* Return a new Decimal instance.
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*
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* @param value {number|string|Decimal} A numeric value.
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*
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*/
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constructor(value: Numeric)
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/**
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* Return a new Decimal whose value is the absolute value of this Decimal.
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*/
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absoluteValue(): Decimal;
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/**
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* Return a new Decimal whose value is the absolute value of this Decimal.
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*/
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abs(): Decimal;
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/**
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* Return
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* 1 if the value of this Decimal is greater than the value of `y`,
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* -1 if the value of this Decimal is less than the value of `y`,
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* 0 if they have the same value
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*/
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comparedTo(y: Numeric): 1|0|-1;
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/**
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* Return
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* 1 if the value of this Decimal is greater than the value of `y`,
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* -1 if the value of this Decimal is less than the value of `y`,
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* 0 if they have the same value
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*/
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cmp(y: Numeric): 1|0|-1;
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/**
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* Return the number of decimal places of the value of this Decimal.
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*/
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decimalPlaces(): number;
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/**
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* Return the number of decimal places of the value of this Decimal.
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*/
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dp(): number;
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/**
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* Return a new Decimal whose value is the value of this Decimal divided by `y`, truncated to
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* `precision` significant digits.
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*
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*/
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dividedBy(y: Numeric): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal divided by `y`, truncated to
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* `precision` significant digits.
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*
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*/
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div(y: Numeric): Decimal;
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/**
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* Return a new Decimal whose value is the integer part of dividing the value of this Decimal
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* by the value of `y`, truncated to `precision` significant digits.
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*
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*/
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dividedToIntegerBy(y: Numeric): Decimal;
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/**
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* Return a new Decimal whose value is the integer part of dividing the value of this Decimal
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* by the value of `y`, truncated to `precision` significant digits.
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*
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*/
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idiv(y: Numeric): Decimal;
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/**
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* Return true if the value of this Decimal is equal to the value of `y`, otherwise return false.
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*/
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equals(y: Numeric): boolean;
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/**
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* Return true if the value of this Decimal is equal to the value of `y`, otherwise return false.
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*/
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eq(y: Numeric): boolean;
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/**
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* Return the (base 10) exponent value of this Decimal (this.e is the base 10000000 exponent).
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*/
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exponent(): number;
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/**
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* Return true if the value of this Decimal is greater than the value of `y`, otherwise return
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* false.
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*/
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greaterThan(y: Numeric): boolean;
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/**
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* Return true if the value of this Decimal is greater than the value of `y`, otherwise return
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* false.
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*/
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gt(y: Numeric): boolean;
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/**
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* Return true if the value of this Decimal is greater than or equal to the value of `y`,
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* otherwise return false.
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*
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*/
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greaterThanOrEqualTo(y: Numeric): boolean;
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/**
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* Return true if the value of this Decimal is greater than or equal to the value of `y`,
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* otherwise return false.
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*
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*/
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gte(y: Numeric): boolean;
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/**
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* Return true if the value of this Decimal is an integer, otherwise return false.
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*
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*/
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isInteger(): boolean;
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/**
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* Return true if the value of this Decimal is an integer, otherwise return false.
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*
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*/
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isint(): boolean;
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/**
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* Return true if the value of this Decimal is negative, otherwise return false.
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*
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*/
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isNegative(): boolean;
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/**
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* Return true if the value of this Decimal is negative, otherwise return false.
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*
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*/
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isneg(): boolean;
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/**
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* Return true if the value of this Decimal is positive, otherwise return false.
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*
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*/
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isPositive(): boolean;
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/**
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* Return true if the value of this Decimal is positive, otherwise return false.
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*
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*/
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ispos(): boolean;
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/**
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* Return true if the value of this Decimal is 0, otherwise return false.
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*
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*/
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isZero(): boolean;
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/**
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* Return true if the value of this Decimal is less than `y`, otherwise return false.
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*
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*/
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lessThan(y: Numeric): boolean;
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/**
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* Return true if the value of this Decimal is less than `y`, otherwise return false.
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*
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*/
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lt(y: Numeric): boolean;
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/**
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* Return true if the value of this Decimal is less than or equal to `y`, otherwise return false.
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*
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*/
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lessThanOrEqualTo(y: Numeric): boolean;
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/**
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* Return true if the value of this Decimal is less than or equal to `y`, otherwise return false.
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*
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*/
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lte(y: Numeric): boolean;
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/**
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* Return the logarithm of the value of this Decimal to the specified base, truncated to
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* `precision` significant digits.
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*
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* If no base is specified, return log[10](x).
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*
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* log[base](x) = ln(x) / ln(base)
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*
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* The maximum error of the result is 1 ulp (unit in the last place).
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*
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*/
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logarithm(base?: Numeric): Decimal;
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/**
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* Return the logarithm of the value of this Decimal to the specified base, truncated to
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* `precision` significant digits.
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*
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* If no base is specified, return log[10](x).
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*
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* log[base](x) = ln(x) / ln(base)
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*
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* The maximum error of the result is 1 ulp (unit in the last place).
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*
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*/
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log(base?: Numeric): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal minus `y`, truncated to
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* `precision` significant digits.
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*
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*/
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minus(y: Numeric): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal minus `y`, truncated to
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* `precision` significant digits.
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*
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*/
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sub(y: Numeric): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal modulo `y`, truncated to
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* `precision` significant digits.
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*
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*/
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modulo(y: Numeric): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal modulo `y`, truncated to
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* `precision` significant digits.
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*
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*/
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mod(y: Numeric): Decimal;
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/**
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* Return a new Decimal whose value is the natural exponential of the value of this Decimal,
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* i.e. the base e raised to the power the value of this Decimal, truncated to `precision`
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* significant digits.
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*
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*/
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naturalExponetial(): Decimal;
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/**
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* Return a new Decimal whose value is the natural exponential of the value of this Decimal,
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* i.e. the base e raised to the power the value of this Decimal, truncated to `precision`
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* significant digits.
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*
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*/
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exp(): Decimal;
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/**
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* Return a new Decimal whose value is the natural logarithm of the value of this Decimal,
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* truncated to `precision` significant digits.
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*
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*/
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naturalLogarithm(): Decimal;
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/**
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* Return a new Decimal whose value is the natural logarithm of the value of this Decimal,
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* truncated to `precision` significant digits.
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*
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*/
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ln(): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal negated, i.e. as if multiplied by
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* -1.
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*
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*/
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negated(): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal negated, i.e. as if multiplied by
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* -1.
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*
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*/
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neg(): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal plus `y`, truncated to
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* `precision` significant digits.
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*
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*/
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plus(y: Numeric): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal plus `y`, truncated to
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* `precision` significant digits.
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*
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*/
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add(y: Numeric): Decimal;
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/**
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* Return the number of significant digits of the value of this Decimal.
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*
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* @param zeros {boolean|number} Whether to count integer-part trailing zeros: true, false, 1 or 0.
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*/
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precision(zeros: boolean|number): number;
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/**
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* Return the number of significant digits of the value of this Decimal.
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*
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* @param zeros {boolean|number} Whether to count integer-part trailing zeros: true, false, 1 or 0.
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*/
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sd(zeros: boolean|number): number;
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/**
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* Return a new Decimal whose value is the square root of this Decimal, truncated to `precision`
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* significant digits.
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*
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*/
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squareRoot(): Decimal;
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/**
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* Return a new Decimal whose value is the square root of this Decimal, truncated to `precision`
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* significant digits.
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*
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*/
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sqrt(): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal times `y`, truncated to
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* `precision` significant digits.
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*
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*/
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times(y: Numeric): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal times `y`, truncated to
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* `precision` significant digits.
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*
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*/
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mul(y: Numeric): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal rounded to a maximum of `dp`
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* decimal places using rounding mode `rm` or `rounding` if `rm` is omitted.
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*
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* If `dp` is omitted, return a new Decimal whose value is the value of this Decimal.
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*
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* @param dp {number} Decimal places. Integer, 0 to MAX_DIGITS inclusive.
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* @param rm {number} Rounding mode. Integer, 0 to 8 inclusive.
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*
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*/
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toDecimalPlaces(dp?: number, rm?: number): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal rounded to a maximum of `dp`
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* decimal places using rounding mode `rm` or `rounding` if `rm` is omitted.
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*
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* If `dp` is omitted, return a new Decimal whose value is the value of this Decimal.
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*
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* @param dp {number} Decimal places. Integer, 0 to MAX_DIGITS inclusive.
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* @param rm {number} Rounding mode. Integer, 0 to 8 inclusive.
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*
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*/
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todp(dp?: number, rm?: number): Decimal;
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/**
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* Return a string representing the value of this Decimal in exponential notation rounded to
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* `dp` fixed decimal places using rounding mode `rounding`.
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*
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* @param dp {number} Decimal places. Integer, 0 to MAX_DIGITS inclusive.
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* @param rm {number} Rounding mode. Integer, 0 to 8 inclusive.
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*
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*/
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toExponential(dp?: number, rm?: number): string;
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/**
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* Return a string representing the value of this Decimal in normal (fixed-point) notation to
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* `dp` fixed decimal places and rounded using rounding mode `rm` or `rounding` if `rm` is
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* omitted.
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*
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* As with JavaScript numbers, (-0).toFixed(0) is '0', but e.g. (-0.00001).toFixed(0) is '-0'.
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*
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* @param dp {number} Decimal places. Integer, 0 to MAX_DIGITS inclusive.
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* @param rm {number} Rounding mode. Integer, 0 to 8 inclusive.
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*
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* (-0).toFixed(0) is '0', but (-0.1).toFixed(0) is '-0'.
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* (-0).toFixed(1) is '0.0', but (-0.01).toFixed(1) is '-0.0'.
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* (-0).toFixed(3) is '0.000'.
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* (-0.5).toFixed(0) is '-0'.
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*
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*/
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toFixed(dp?: number, rm?: number): string;
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/**
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* Return a new Decimal whose value is the value of this Decimal rounded to a whole number using
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* rounding mode `rounding`.
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*
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*/
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toInteger(): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal rounded to a whole number using
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* rounding mode `rounding`.
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*
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*/
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toint(): Decimal;
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/**
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* Return the value of this Decimal converted to a number primitive.
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*
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*/
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toNumber(): number;
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/**
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* Return a new Decimal whose value is the value of this Decimal raised to the power `y`,
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* truncated to `precision` significant digits.
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*
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* For non-integer or very large exponents pow(x, y) is calculated using
|
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*
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* x^y = exp(y*ln(x))
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*
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* The maximum error is 1 ulp (unit in last place).
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*
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* @param y {number|string|Decimal} The power to which to raise this Decimal.
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*
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*/
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toPower(y: Numeric): Decimal;
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/**
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* Return a new Decimal whose value is the value of this Decimal raised to the power `y`,
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* truncated to `precision` significant digits.
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||||
*
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* For non-integer or very large exponents pow(x, y) is calculated using
|
||||
*
|
||||
* x^y = exp(y*ln(x))
|
||||
*
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||||
* The maximum error is 1 ulp (unit in last place).
|
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*
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* @param y {number|string|Decimal} The power to which to raise this Decimal.
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||||
*
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*/
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pow(y: Numeric): Decimal;
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/**
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* Return a string representing the value of this Decimal rounded to `sd` significant digits
|
||||
* using rounding mode `rounding`.
|
||||
*
|
||||
* Return exponential notation if `sd` is less than the number of digits necessary to represent
|
||||
* the integer part of the value in normal notation.
|
||||
*
|
||||
* @param sd {number} Significant digits. Integer, 1 to MAX_DIGITS inclusive.
|
||||
* @param rm {number} Rounding mode. Integer, 0 to 8 inclusive.
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||||
*
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||||
*/
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toPrecision(sd?: number, rm?: number): string;
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||||
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||||
/**
|
||||
* Return a new Decimal whose value is the value of this Decimal rounded to a maximum of `sd`
|
||||
* significant digits using rounding mode `rm`, or to `precision` and `rounding` respectively if
|
||||
* omitted.
|
||||
*
|
||||
* @param sd {number} Significant digits. Integer, 1 to MAX_DIGITS inclusive.
|
||||
* @param rm {number} Rounding mode. Integer, 0 to 8 inclusive.
|
||||
*
|
||||
*/
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||||
toSignificantDigits(sd?: number, rm?: number): Decimal;
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||||
|
||||
/**
|
||||
* Return a new Decimal whose value is the value of this Decimal rounded to a maximum of `sd`
|
||||
* significant digits using rounding mode `rm`, or to `precision` and `rounding` respectively if
|
||||
* omitted.
|
||||
*
|
||||
* @param sd {number} Significant digits. Integer, 1 to MAX_DIGITS inclusive.
|
||||
* @param rm {number} Rounding mode. Integer, 0 to 8 inclusive.
|
||||
*
|
||||
*/
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||||
tosd(sd?: number, rm?: number): Decimal;
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||||
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||||
/**
|
||||
* Return a string representing the value of this Decimal.
|
||||
*
|
||||
* Return exponential notation if this Decimal has a positive exponent equal to or greater than
|
||||
* `toExpPos`, or a negative exponent equal to or less than `toExpNeg`.
|
||||
*
|
||||
*/
|
||||
toString(): string;
|
||||
|
||||
/**
|
||||
* Return a string representing the value of this Decimal.
|
||||
*
|
||||
* Return exponential notation if this Decimal has a positive exponent equal to or greater than
|
||||
* `toExpPos`, or a negative exponent equal to or less than `toExpNeg`.
|
||||
*
|
||||
*/
|
||||
valueOf(): string;
|
||||
|
||||
/**
|
||||
* Return a string representing the value of this Decimal.
|
||||
*
|
||||
* Return exponential notation if this Decimal has a positive exponent equal to or greater than
|
||||
* `toExpPos`, or a negative exponent equal to or less than `toExpNeg`.
|
||||
*
|
||||
*/
|
||||
val(): string;
|
||||
|
||||
/**
|
||||
* Return a string representing the value of this Decimal.
|
||||
*
|
||||
* Return exponential notation if this Decimal has a positive exponent equal to or greater than
|
||||
* `toExpPos`, or a negative exponent equal to or less than `toExpNeg`.
|
||||
*
|
||||
*/
|
||||
toJSON(): string;
|
||||
|
||||
/**
|
||||
* Create and return a Decimal constructor with the same configuration properties as this Decimal
|
||||
* constructor.
|
||||
*
|
||||
* @param config? Config
|
||||
*/
|
||||
static clone(config?: Config): typeof Decimal;
|
||||
|
||||
/**
|
||||
* Configure global settings for a Decimal constructor.
|
||||
*/
|
||||
static config(config: Config): Decimal;
|
||||
|
||||
/**
|
||||
* Configure global settings for a Decimal constructor.
|
||||
*/
|
||||
static set(config: Config): Decimal;
|
||||
|
||||
// The maximum number of significant digits of the result of a calculation or base conversion.
|
||||
// E.g. `Decimal.config({ precision: 20 });`
|
||||
static precision: number;
|
||||
|
||||
// The rounding mode used by default by `toInteger`, `toDecimalPlaces`, `toExponential`,
|
||||
// `toFixed`, `toPrecision` and `toSignificantDigits`.
|
||||
//
|
||||
// E.g.
|
||||
// `Decimal.rounding = 4;`
|
||||
// `Decimal.rounding = Decimal.ROUND_HALF_UP;`
|
||||
static rounding: number;
|
||||
static readonly ROUND_UP: number;
|
||||
static readonly ROUND_DOWN: number;
|
||||
static readonly ROUND_CEIL: number;
|
||||
static readonly ROUND_FLOOR: number;
|
||||
static readonly ROUND_HALF_UP: number;
|
||||
static readonly ROUND_HALF_DOWN: number;
|
||||
static readonly ROUND_HALF_EVEN: number;
|
||||
static readonly ROUND_HALF_CEIL: number;
|
||||
static readonly ROUND_HALF_FLOOR: number;
|
||||
|
||||
// The exponent value at and beneath which `toString` returns exponential notation.
|
||||
// JavaScript numbers: -7
|
||||
static toExpNeg: number; // 0 to -MAX_E
|
||||
|
||||
// The exponent value at and above which `toString` returns exponential notation.
|
||||
// JavaScript numbers: 21
|
||||
static toExpPos: number; // 0 to MAX_E
|
||||
|
||||
// The natural logarithm of 10.
|
||||
static LN10: Decimal;
|
||||
}
|
||||
|
||||
export interface Config {
|
||||
precision?: number;
|
||||
rounding?: number;
|
||||
toExpNeg?: number;
|
||||
toExpPos?: number;
|
||||
LN10?: Numeric;
|
||||
}
|
||||
|
||||
export type Numeric = string|number|Decimal;
|
||||
Reference in New Issue
Block a user