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/** * This module provides utility functions and type class instances for working with the `bigint` type in TypeScript. * It includes functions for basic arithmetic operations, as well as type class instances for * `Equivalence` and `Order`. * * @module BigInt * @since 2.0.0 * @see {@link module:BigDecimal} for more similar operations on `BigDecimal` types * @see {@link module:Number} for more similar operations on `number` types */ import * as equivalence from "./Equivalence.js"; import * as Option from "./Option.js"; import * as order from "./Order.js"; import type { Ordering } from "./Ordering.js"; /** * Tests if a value is a `bigint`. * * @example * ```ts * import * as assert from "node:assert" * import { isBigInt } from "effect/BigInt" * * assert.deepStrictEqual(isBigInt(1n), true) * assert.deepStrictEqual(isBigInt(1), false) * ``` * * @category guards * @since 2.0.0 */ export declare const isBigInt: (u: unknown) => u is bigint; /** * Provides an addition operation on `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { sum } from "effect/BigInt" * * assert.deepStrictEqual(sum(2n, 3n), 5n) * ``` * * @category math * @since 2.0.0 */ export declare const sum: { /** * Provides an addition operation on `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { sum } from "effect/BigInt" * * assert.deepStrictEqual(sum(2n, 3n), 5n) * ``` * * @category math * @since 2.0.0 */ (that: bigint): (self: bigint) => bigint; /** * Provides an addition operation on `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { sum } from "effect/BigInt" * * assert.deepStrictEqual(sum(2n, 3n), 5n) * ``` * * @category math * @since 2.0.0 */ (self: bigint, that: bigint): bigint; }; /** * Provides a multiplication operation on `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { multiply } from "effect/BigInt" * * assert.deepStrictEqual(multiply(2n, 3n), 6n) * ``` * * @category math * @since 2.0.0 */ export declare const multiply: { /** * Provides a multiplication operation on `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { multiply } from "effect/BigInt" * * assert.deepStrictEqual(multiply(2n, 3n), 6n) * ``` * * @category math * @since 2.0.0 */ (that: bigint): (self: bigint) => bigint; /** * Provides a multiplication operation on `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { multiply } from "effect/BigInt" * * assert.deepStrictEqual(multiply(2n, 3n), 6n) * ``` * * @category math * @since 2.0.0 */ (self: bigint, that: bigint): bigint; }; /** * Provides a subtraction operation on `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { subtract } from "effect/BigInt" * * assert.deepStrictEqual(subtract(2n, 3n), -1n) * ``` * * @category math * @since 2.0.0 */ export declare const subtract: { /** * Provides a subtraction operation on `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { subtract } from "effect/BigInt" * * assert.deepStrictEqual(subtract(2n, 3n), -1n) * ``` * * @category math * @since 2.0.0 */ (that: bigint): (self: bigint) => bigint; /** * Provides a subtraction operation on `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { subtract } from "effect/BigInt" * * assert.deepStrictEqual(subtract(2n, 3n), -1n) * ``` * * @category math * @since 2.0.0 */ (self: bigint, that: bigint): bigint; }; /** * Provides a division operation on `bigint`s. * * If the dividend is not a multiple of the divisor the result will be a `bigint` value * which represents the integer division rounded down to the nearest integer. * * Returns `None` if the divisor is `0n`. * * @example * ```ts * import * as assert from "node:assert" * import { BigInt, Option } from "effect" * * assert.deepStrictEqual(BigInt.divide(6n, 3n), Option.some(2n)) * assert.deepStrictEqual(BigInt.divide(6n, 0n), Option.none()) * ``` * * @category math * @since 2.0.0 */ export declare const divide: { /** * Provides a division operation on `bigint`s. * * If the dividend is not a multiple of the divisor the result will be a `bigint` value * which represents the integer division rounded down to the nearest integer. * * Returns `None` if the divisor is `0n`. * * @example * ```ts * import * as assert from "node:assert" * import { BigInt, Option } from "effect" * * assert.deepStrictEqual(BigInt.divide(6n, 3n), Option.some(2n)) * assert.deepStrictEqual(BigInt.divide(6n, 0n), Option.none()) * ``` * * @category math * @since 2.0.0 */ (that: bigint): (self: bigint) => Option.Option<bigint>; /** * Provides a division operation on `bigint`s. * * If the dividend is not a multiple of the divisor the result will be a `bigint` value * which represents the integer division rounded down to the nearest integer. * * Returns `None` if the divisor is `0n`. * * @example * ```ts * import * as assert from "node:assert" * import { BigInt, Option } from "effect" * * assert.deepStrictEqual(BigInt.divide(6n, 3n), Option.some(2n)) * assert.deepStrictEqual(BigInt.divide(6n, 0n), Option.none()) * ``` * * @category math * @since 2.0.0 */ (self: bigint, that: bigint): Option.Option<bigint>; }; /** * Provides a division operation on `bigint`s. * * If the dividend is not a multiple of the divisor the result will be a `bigint` value * which represents the integer division rounded down to the nearest integer. * * Throws a `RangeError` if the divisor is `0n`. * * @example * ```ts * import * as assert from "node:assert" * import { unsafeDivide } from "effect/BigInt" * * assert.deepStrictEqual(unsafeDivide(6n, 3n), 2n) * assert.deepStrictEqual(unsafeDivide(6n, 4n), 1n) * ``` * * @category math * @since 2.0.0 */ export declare const unsafeDivide: { /** * Provides a division operation on `bigint`s. * * If the dividend is not a multiple of the divisor the result will be a `bigint` value * which represents the integer division rounded down to the nearest integer. * * Throws a `RangeError` if the divisor is `0n`. * * @example * ```ts * import * as assert from "node:assert" * import { unsafeDivide } from "effect/BigInt" * * assert.deepStrictEqual(unsafeDivide(6n, 3n), 2n) * assert.deepStrictEqual(unsafeDivide(6n, 4n), 1n) * ``` * * @category math * @since 2.0.0 */ (that: bigint): (self: bigint) => bigint; /** * Provides a division operation on `bigint`s. * * If the dividend is not a multiple of the divisor the result will be a `bigint` value * which represents the integer division rounded down to the nearest integer. * * Throws a `RangeError` if the divisor is `0n`. * * @example * ```ts * import * as assert from "node:assert" * import { unsafeDivide } from "effect/BigInt" * * assert.deepStrictEqual(unsafeDivide(6n, 3n), 2n) * assert.deepStrictEqual(unsafeDivide(6n, 4n), 1n) * ``` * * @category math * @since 2.0.0 */ (self: bigint, that: bigint): bigint; }; /** * Returns the result of adding `1n` to a given number. * * @example * ```ts * import * as assert from "node:assert" * import { increment } from "effect/BigInt" * * assert.deepStrictEqual(increment(2n), 3n) * ``` * * @category math * @since 2.0.0 */ export declare const increment: (n: bigint) => bigint; /** * Decrements a number by `1n`. * * @example * ```ts * import * as assert from "node:assert" * import { decrement } from "effect/BigInt" * * assert.deepStrictEqual(decrement(3n), 2n) * ``` * * @category math * @since 2.0.0 */ export declare const decrement: (n: bigint) => bigint; /** * @category instances * @since 2.0.0 */ export declare const Equivalence: equivalence.Equivalence<bigint>; /** * @category instances * @since 2.0.0 */ export declare const Order: order.Order<bigint>; /** * Returns `true` if the first argument is less than the second, otherwise `false`. * * @example * ```ts * import * as assert from "node:assert" * import { lessThan } from "effect/BigInt" * * assert.deepStrictEqual(lessThan(2n, 3n), true) * assert.deepStrictEqual(lessThan(3n, 3n), false) * assert.deepStrictEqual(lessThan(4n, 3n), false) * ``` * * @category predicates * @since 2.0.0 */ export declare const lessThan: { /** * Returns `true` if the first argument is less than the second, otherwise `false`. * * @example * ```ts * import * as assert from "node:assert" * import { lessThan } from "effect/BigInt" * * assert.deepStrictEqual(lessThan(2n, 3n), true) * assert.deepStrictEqual(lessThan(3n, 3n), false) * assert.deepStrictEqual(lessThan(4n, 3n), false) * ``` * * @category predicates * @since 2.0.0 */ (that: bigint): (self: bigint) => boolean; /** * Returns `true` if the first argument is less than the second, otherwise `false`. * * @example * ```ts * import * as assert from "node:assert" * import { lessThan } from "effect/BigInt" * * assert.deepStrictEqual(lessThan(2n, 3n), true) * assert.deepStrictEqual(lessThan(3n, 3n), false) * assert.deepStrictEqual(lessThan(4n, 3n), false) * ``` * * @category predicates * @since 2.0.0 */ (self: bigint, that: bigint): boolean; }; /** * Returns a function that checks if a given `bigint` is less than or equal to the provided one. * * @example * ```ts * import * as assert from "node:assert" * import { lessThanOrEqualTo } from "effect/BigInt" * * assert.deepStrictEqual(lessThanOrEqualTo(2n, 3n), true) * assert.deepStrictEqual(lessThanOrEqualTo(3n, 3n), true) * assert.deepStrictEqual(lessThanOrEqualTo(4n, 3n), false) * ``` * * @category predicates * @since 2.0.0 */ export declare const lessThanOrEqualTo: { /** * Returns a function that checks if a given `bigint` is less than or equal to the provided one. * * @example * ```ts * import * as assert from "node:assert" * import { lessThanOrEqualTo } from "effect/BigInt" * * assert.deepStrictEqual(lessThanOrEqualTo(2n, 3n), true) * assert.deepStrictEqual(lessThanOrEqualTo(3n, 3n), true) * assert.deepStrictEqual(lessThanOrEqualTo(4n, 3n), false) * ``` * * @category predicates * @since 2.0.0 */ (that: bigint): (self: bigint) => boolean; /** * Returns a function that checks if a given `bigint` is less than or equal to the provided one. * * @example * ```ts * import * as assert from "node:assert" * import { lessThanOrEqualTo } from "effect/BigInt" * * assert.deepStrictEqual(lessThanOrEqualTo(2n, 3n), true) * assert.deepStrictEqual(lessThanOrEqualTo(3n, 3n), true) * assert.deepStrictEqual(lessThanOrEqualTo(4n, 3n), false) * ``` * * @category predicates * @since 2.0.0 */ (self: bigint, that: bigint): boolean; }; /** * Returns `true` if the first argument is greater than the second, otherwise `false`. * * @example * ```ts * import * as assert from "node:assert" * import { greaterThan } from "effect/BigInt" * * assert.deepStrictEqual(greaterThan(2n, 3n), false) * assert.deepStrictEqual(greaterThan(3n, 3n), false) * assert.deepStrictEqual(greaterThan(4n, 3n), true) * ``` * * @category predicates * @since 2.0.0 */ export declare const greaterThan: { /** * Returns `true` if the first argument is greater than the second, otherwise `false`. * * @example * ```ts * import * as assert from "node:assert" * import { greaterThan } from "effect/BigInt" * * assert.deepStrictEqual(greaterThan(2n, 3n), false) * assert.deepStrictEqual(greaterThan(3n, 3n), false) * assert.deepStrictEqual(greaterThan(4n, 3n), true) * ``` * * @category predicates * @since 2.0.0 */ (that: bigint): (self: bigint) => boolean; /** * Returns `true` if the first argument is greater than the second, otherwise `false`. * * @example * ```ts * import * as assert from "node:assert" * import { greaterThan } from "effect/BigInt" * * assert.deepStrictEqual(greaterThan(2n, 3n), false) * assert.deepStrictEqual(greaterThan(3n, 3n), false) * assert.deepStrictEqual(greaterThan(4n, 3n), true) * ``` * * @category predicates * @since 2.0.0 */ (self: bigint, that: bigint): boolean; }; /** * Returns a function that checks if a given `bigint` is greater than or equal to the provided one. * * @example * ```ts * import * as assert from "node:assert" * import { greaterThanOrEqualTo } from "effect/BigInt" * * assert.deepStrictEqual(greaterThanOrEqualTo(2n, 3n), false) * assert.deepStrictEqual(greaterThanOrEqualTo(3n, 3n), true) * assert.deepStrictEqual(greaterThanOrEqualTo(4n, 3n), true) * ``` * * @category predicates * @since 2.0.0 */ export declare const greaterThanOrEqualTo: { /** * Returns a function that checks if a given `bigint` is greater than or equal to the provided one. * * @example * ```ts * import * as assert from "node:assert" * import { greaterThanOrEqualTo } from "effect/BigInt" * * assert.deepStrictEqual(greaterThanOrEqualTo(2n, 3n), false) * assert.deepStrictEqual(greaterThanOrEqualTo(3n, 3n), true) * assert.deepStrictEqual(greaterThanOrEqualTo(4n, 3n), true) * ``` * * @category predicates * @since 2.0.0 */ (that: bigint): (self: bigint) => boolean; /** * Returns a function that checks if a given `bigint` is greater than or equal to the provided one. * * @example * ```ts * import * as assert from "node:assert" * import { greaterThanOrEqualTo } from "effect/BigInt" * * assert.deepStrictEqual(greaterThanOrEqualTo(2n, 3n), false) * assert.deepStrictEqual(greaterThanOrEqualTo(3n, 3n), true) * assert.deepStrictEqual(greaterThanOrEqualTo(4n, 3n), true) * ``` * * @category predicates * @since 2.0.0 */ (self: bigint, that: bigint): boolean; }; /** * Checks if a `bigint` is between a `minimum` and `maximum` value (inclusive). * * @example * ```ts * import * as assert from "node:assert" * import { BigInt } from "effect" * * const between = BigInt.between({ minimum: 0n, maximum: 5n }) * * assert.deepStrictEqual(between(3n), true) * assert.deepStrictEqual(between(-1n), false) * assert.deepStrictEqual(between(6n), false) * ``` * * @category predicates * @since 2.0.0 */ export declare const between: { /** * Checks if a `bigint` is between a `minimum` and `maximum` value (inclusive). * * @example * ```ts * import * as assert from "node:assert" * import { BigInt } from "effect" * * const between = BigInt.between({ minimum: 0n, maximum: 5n }) * * assert.deepStrictEqual(between(3n), true) * assert.deepStrictEqual(between(-1n), false) * assert.deepStrictEqual(between(6n), false) * ``` * * @category predicates * @since 2.0.0 */ (options: { minimum: bigint; maximum: bigint; }): (self: bigint) => boolean; /** * Checks if a `bigint` is between a `minimum` and `maximum` value (inclusive). * * @example * ```ts * import * as assert from "node:assert" * import { BigInt } from "effect" * * const between = BigInt.between({ minimum: 0n, maximum: 5n }) * * assert.deepStrictEqual(between(3n), true) * assert.deepStrictEqual(between(-1n), false) * assert.deepStrictEqual(between(6n), false) * ``` * * @category predicates * @since 2.0.0 */ (self: bigint, options: { minimum: bigint; maximum: bigint; }): boolean; }; /** * Restricts the given `bigint` to be within the range specified by the `minimum` and `maximum` values. * * - If the `bigint` is less than the `minimum` value, the function returns the `minimum` value. * - If the `bigint` is greater than the `maximum` value, the function returns the `maximum` value. * - Otherwise, it returns the original `bigint`. * * @example * ```ts * import * as assert from "node:assert" * import { BigInt } from "effect" * * const clamp = BigInt.clamp({ minimum: 1n, maximum: 5n }) * * assert.equal(clamp(3n), 3n) * assert.equal(clamp(0n), 1n) * assert.equal(clamp(6n), 5n) * ``` * * @since 2.0.0 */ export declare const clamp: { /** * Restricts the given `bigint` to be within the range specified by the `minimum` and `maximum` values. * * - If the `bigint` is less than the `minimum` value, the function returns the `minimum` value. * - If the `bigint` is greater than the `maximum` value, the function returns the `maximum` value. * - Otherwise, it returns the original `bigint`. * * @example * ```ts * import * as assert from "node:assert" * import { BigInt } from "effect" * * const clamp = BigInt.clamp({ minimum: 1n, maximum: 5n }) * * assert.equal(clamp(3n), 3n) * assert.equal(clamp(0n), 1n) * assert.equal(clamp(6n), 5n) * ``` * * @since 2.0.0 */ (options: { minimum: bigint; maximum: bigint; }): (self: bigint) => bigint; /** * Restricts the given `bigint` to be within the range specified by the `minimum` and `maximum` values. * * - If the `bigint` is less than the `minimum` value, the function returns the `minimum` value. * - If the `bigint` is greater than the `maximum` value, the function returns the `maximum` value. * - Otherwise, it returns the original `bigint`. * * @example * ```ts * import * as assert from "node:assert" * import { BigInt } from "effect" * * const clamp = BigInt.clamp({ minimum: 1n, maximum: 5n }) * * assert.equal(clamp(3n), 3n) * assert.equal(clamp(0n), 1n) * assert.equal(clamp(6n), 5n) * ``` * * @since 2.0.0 */ (self: bigint, options: { minimum: bigint; maximum: bigint; }): bigint; }; /** * Returns the minimum between two `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { min } from "effect/BigInt" * * assert.deepStrictEqual(min(2n, 3n), 2n) * ``` * * @since 2.0.0 */ export declare const min: { /** * Returns the minimum between two `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { min } from "effect/BigInt" * * assert.deepStrictEqual(min(2n, 3n), 2n) * ``` * * @since 2.0.0 */ (that: bigint): (self: bigint) => bigint; /** * Returns the minimum between two `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { min } from "effect/BigInt" * * assert.deepStrictEqual(min(2n, 3n), 2n) * ``` * * @since 2.0.0 */ (self: bigint, that: bigint): bigint; }; /** * Returns the maximum between two `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { max } from "effect/BigInt" * * assert.deepStrictEqual(max(2n, 3n), 3n) * ``` * * @since 2.0.0 */ export declare const max: { /** * Returns the maximum between two `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { max } from "effect/BigInt" * * assert.deepStrictEqual(max(2n, 3n), 3n) * ``` * * @since 2.0.0 */ (that: bigint): (self: bigint) => bigint; /** * Returns the maximum between two `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { max } from "effect/BigInt" * * assert.deepStrictEqual(max(2n, 3n), 3n) * ``` * * @since 2.0.0 */ (self: bigint, that: bigint): bigint; }; /** * Determines the sign of a given `bigint`. * * @example * ```ts * import * as assert from "node:assert" * import { sign } from "effect/BigInt" * * assert.deepStrictEqual(sign(-5n), -1) * assert.deepStrictEqual(sign(0n), 0) * assert.deepStrictEqual(sign(5n), 1) * ``` * * @category math * @since 2.0.0 */ export declare const sign: (n: bigint) => Ordering; /** * Determines the absolute value of a given `bigint`. * * @example * ```ts * import * as assert from "node:assert" * import { abs } from "effect/BigInt" * * assert.deepStrictEqual(abs(-5n), 5n) * assert.deepStrictEqual(abs(0n), 0n) * assert.deepStrictEqual(abs(5n), 5n) * ``` * * @category math * @since 2.0.0 */ export declare const abs: (n: bigint) => bigint; /** * Determines the greatest common divisor of two `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { gcd } from "effect/BigInt" * * assert.deepStrictEqual(gcd(2n, 3n), 1n) * assert.deepStrictEqual(gcd(2n, 4n), 2n) * assert.deepStrictEqual(gcd(16n, 24n), 8n) * ``` * * @category math * @since 2.0.0 */ export declare const gcd: { /** * Determines the greatest common divisor of two `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { gcd } from "effect/BigInt" * * assert.deepStrictEqual(gcd(2n, 3n), 1n) * assert.deepStrictEqual(gcd(2n, 4n), 2n) * assert.deepStrictEqual(gcd(16n, 24n), 8n) * ``` * * @category math * @since 2.0.0 */ (that: bigint): (self: bigint) => bigint; /** * Determines the greatest common divisor of two `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { gcd } from "effect/BigInt" * * assert.deepStrictEqual(gcd(2n, 3n), 1n) * assert.deepStrictEqual(gcd(2n, 4n), 2n) * assert.deepStrictEqual(gcd(16n, 24n), 8n) * ``` * * @category math * @since 2.0.0 */ (self: bigint, that: bigint): bigint; }; /** * Determines the least common multiple of two `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { lcm } from "effect/BigInt" * * assert.deepStrictEqual(lcm(2n, 3n), 6n) * assert.deepStrictEqual(lcm(2n, 4n), 4n) * assert.deepStrictEqual(lcm(16n, 24n), 48n) * ``` * * @category math * @since 2.0.0 */ export declare const lcm: { /** * Determines the least common multiple of two `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { lcm } from "effect/BigInt" * * assert.deepStrictEqual(lcm(2n, 3n), 6n) * assert.deepStrictEqual(lcm(2n, 4n), 4n) * assert.deepStrictEqual(lcm(16n, 24n), 48n) * ``` * * @category math * @since 2.0.0 */ (that: bigint): (self: bigint) => bigint; /** * Determines the least common multiple of two `bigint`s. * * @example * ```ts * import * as assert from "node:assert" * import { lcm } from "effect/BigInt" * * assert.deepStrictEqual(lcm(2n, 3n), 6n) * assert.deepStrictEqual(lcm(2n, 4n), 4n) * assert.deepStrictEqual(lcm(16n, 24n), 48n) * ``` * * @category math * @since 2.0.0 */ (self: bigint, that: bigint): bigint; }; /** * Determines the square root of a given `bigint` unsafely. Throws if the given `bigint` is negative. * * @example * ```ts * import * as assert from "node:assert" * import { unsafeSqrt } from "effect/BigInt" * * assert.deepStrictEqual(unsafeSqrt(4n), 2n) * assert.deepStrictEqual(unsafeSqrt(9n), 3n) * assert.deepStrictEqual(unsafeSqrt(16n), 4n) * ``` * * @category math * @since 2.0.0 */ export declare const unsafeSqrt: (n: bigint) => bigint; /** * Determines the square root of a given `bigint` safely. Returns `none` if the given `bigint` is negative. * * @example * ```ts * import * as assert from "node:assert" * import { BigInt, Option } from "effect" * * assert.deepStrictEqual(BigInt.sqrt(4n), Option.some(2n)) * assert.deepStrictEqual(BigInt.sqrt(9n), Option.some(3n)) * assert.deepStrictEqual(BigInt.sqrt(16n), Option.some(4n)) * assert.deepStrictEqual(BigInt.sqrt(-1n), Option.none()) * ``` * * @category math * @since 2.0.0 */ export declare const sqrt: (n: bigint) => Option.Option<bigint>; /** * Takes an `Iterable` of `bigint`s and returns their sum as a single `bigint * * @example * ```ts * import * as assert from "node:assert" * import { sumAll } from "effect/BigInt" * * assert.deepStrictEqual(sumAll([2n, 3n, 4n]), 9n) * ``` * * @category math * @since 2.0.0 */ export declare const sumAll: (collection: Iterable<bigint>) => bigint; /** * Takes an `Iterable` of `bigint`s and returns their multiplication as a single `number`. * * @example * ```ts * import * as assert from "node:assert" * import { multiplyAll } from "effect/BigInt" * * assert.deepStrictEqual(multiplyAll([2n, 3n, 4n]), 24n) * ``` * * @category math * @since 2.0.0 */ export declare const multiplyAll: (collection: Iterable<bigint>) => bigint; /** * Takes a `bigint` and returns an `Option` of `number`. * * If the `bigint` is outside the safe integer range for JavaScript (`Number.MAX_SAFE_INTEGER` * and `Number.MIN_SAFE_INTEGER`), it returns `Option.none()`. Otherwise, it converts the `bigint` * to a number and returns `Option.some(number)`. * * @example * ```ts * import * as assert from "node:assert" * import { BigInt as BI, Option } from "effect" * * assert.deepStrictEqual(BI.toNumber(BigInt(42)), Option.some(42)) * assert.deepStrictEqual(BI.toNumber(BigInt(Number.MAX_SAFE_INTEGER) + BigInt(1)), Option.none()) * assert.deepStrictEqual(BI.toNumber(BigInt(Number.MIN_SAFE_INTEGER) - BigInt(1)), Option.none()) * ``` * * @category conversions * @since 2.0.0 */ export declare const toNumber: (b: bigint) => Option.Option<number>; /** * Takes a string and returns an `Option` of `bigint`. * * If the string is empty or contains characters that cannot be converted into a `bigint`, * it returns `Option.none()`, otherwise, it returns `Option.some(bigint)`. * * @example * ```ts * import * as assert from "node:assert" * import { BigInt as BI, Option } from "effect" * * assert.deepStrictEqual(BI.fromString("42"), Option.some(BigInt(42))) * assert.deepStrictEqual(BI.fromString(" "), Option.none()) * assert.deepStrictEqual(BI.fromString("a"), Option.none()) * ``` * * @category conversions * @since 2.4.12 */ export declare const fromString: (s: string) => Option.Option<bigint>; /** * Takes a number and returns an `Option` of `bigint`. * * If the number is outside the safe integer range for JavaScript (`Number.MAX_SAFE_INTEGER` * and `Number.MIN_SAFE_INTEGER`), it returns `Option.none()`. Otherwise, it attempts to * convert the number to a `bigint` and returns `Option.some(bigint)`. * * @example * ```ts * import * as assert from "node:assert" * import { BigInt as BI, Option } from "effect" * * assert.deepStrictEqual(BI.fromNumber(42), Option.some(BigInt(42))) * assert.deepStrictEqual(BI.fromNumber(Number.MAX_SAFE_INTEGER + 1), Option.none()) * assert.deepStrictEqual(BI.fromNumber(Number.MIN_SAFE_INTEGER - 1), Option.none()) * ``` * * @category conversions * @since 2.4.12 */ export declare const fromNumber: (n: number) => Option.Option<bigint>; //# sourceMappingURL=BigInt.d.ts.map