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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.unsafeSqrt = exports.unsafeDivide = exports.toNumber = exports.sumAll = exports.sum = exports.subtract = exports.sqrt = exports.sign = exports.multiplyAll = exports.multiply = exports.min = exports.max = exports.lessThanOrEqualTo = exports.lessThan = exports.lcm = exports.isBigInt = exports.increment = exports.greaterThanOrEqualTo = exports.greaterThan = exports.gcd = exports.fromString = exports.fromNumber = exports.divide = exports.decrement = exports.clamp = exports.between = exports.abs = exports.Order = exports.Equivalence = void 0;
var equivalence = _interopRequireWildcard(require("./Equivalence.js"));
var _Function = require("./Function.js");
var Option = _interopRequireWildcard(require("./Option.js"));
var order = _interopRequireWildcard(require("./Order.js"));
var predicate = _interopRequireWildcard(require("./Predicate.js"));
function _interopRequireWildcard(e, t) { if ("function" == typeof WeakMap) var r = new WeakMap(), n = new WeakMap(); return (_interopRequireWildcard = function (e, t) { if (!t && e && e.__esModule) return e; var o, i, f = { __proto__: null, default: e }; if (null === e || "object" != typeof e && "function" != typeof e) return f; if (o = t ? n : r) { if (o.has(e)) return o.get(e); o.set(e, f); } for (const t in e) "default" !== t && {}.hasOwnProperty.call(e, t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, t)) && (i.get || i.set) ? o(f, t, i) : f[t] = e[t]); return f; })(e, t); }
/**
* 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
*/
const bigint0 = /*#__PURE__*/BigInt(0);
const bigint1 = /*#__PURE__*/BigInt(1);
const bigint2 = /*#__PURE__*/BigInt(2);
/**
* 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
*/
const isBigInt = exports.isBigInt = predicate.isBigInt;
/**
* 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
*/
const sum = exports.sum = /*#__PURE__*/(0, _Function.dual)(2, (self, that) => self + that);
/**
* 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
*/
const multiply = exports.multiply = /*#__PURE__*/(0, _Function.dual)(2, (self, that) => self * that);
/**
* 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
*/
const subtract = exports.subtract = /*#__PURE__*/(0, _Function.dual)(2, (self, that) => self - that);
/**
* 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
*/
const divide = exports.divide = /*#__PURE__*/(0, _Function.dual)(2, (self, that) => that === bigint0 ? Option.none() : Option.some(self / that));
/**
* 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
*/
const unsafeDivide = exports.unsafeDivide = /*#__PURE__*/(0, _Function.dual)(2, (self, that) => self / that);
/**
* 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
*/
const increment = n => n + bigint1;
/**
* 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
*/
exports.increment = increment;
const decrement = n => n - bigint1;
/**
* @category instances
* @since 2.0.0
*/
exports.decrement = decrement;
const Equivalence = exports.Equivalence = equivalence.bigint;
/**
* @category instances
* @since 2.0.0
*/
const Order = exports.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
*/
const lessThan = exports.lessThan = /*#__PURE__*/order.lessThan(Order);
/**
* 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
*/
const lessThanOrEqualTo = exports.lessThanOrEqualTo = /*#__PURE__*/order.lessThanOrEqualTo(Order);
/**
* 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
*/
const greaterThan = exports.greaterThan = /*#__PURE__*/order.greaterThan(Order);
/**
* 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
*/
const greaterThanOrEqualTo = exports.greaterThanOrEqualTo = /*#__PURE__*/order.greaterThanOrEqualTo(Order);
/**
* 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
*/
const between = exports.between = /*#__PURE__*/order.between(Order);
/**
* 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
*/
const clamp = exports.clamp = /*#__PURE__*/order.clamp(Order);
/**
* 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
*/
const min = exports.min = /*#__PURE__*/order.min(Order);
/**
* 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
*/
const max = exports.max = /*#__PURE__*/order.max(Order);
/**
* 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
*/
const sign = n => Order(n, bigint0);
/**
* 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
*/
exports.sign = sign;
const abs = n => n < bigint0 ? -n : n;
/**
* 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
*/
exports.abs = abs;
const gcd = exports.gcd = /*#__PURE__*/(0, _Function.dual)(2, (self, that) => {
while (that !== bigint0) {
const t = that;
that = self % that;
self = t;
}
return self;
});
/**
* 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
*/
const lcm = exports.lcm = /*#__PURE__*/(0, _Function.dual)(2, (self, that) => self * that / gcd(self, that));
/**
* 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
*/
const unsafeSqrt = n => {
if (n < bigint0) {
throw new RangeError("Cannot take the square root of a negative number");
}
if (n < bigint2) {
return n;
}
let x = n / bigint2;
while (x * x > n) {
x = (n / x + x) / bigint2;
}
return x;
};
/**
* 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
*/
exports.unsafeSqrt = unsafeSqrt;
const sqrt = n => greaterThanOrEqualTo(n, bigint0) ? Option.some(unsafeSqrt(n)) : Option.none();
/**
* 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
*/
exports.sqrt = sqrt;
const sumAll = collection => {
let out = bigint0;
for (const n of collection) {
out += n;
}
return out;
};
/**
* 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
*/
exports.sumAll = sumAll;
const multiplyAll = collection => {
let out = bigint1;
for (const n of collection) {
if (n === bigint0) {
return bigint0;
}
out *= n;
}
return out;
};
/**
* 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
*/
exports.multiplyAll = multiplyAll;
const toNumber = b => {
if (b > BigInt(Number.MAX_SAFE_INTEGER) || b < BigInt(Number.MIN_SAFE_INTEGER)) {
return Option.none();
}
return Option.some(Number(b));
};
/**
* 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
*/
exports.toNumber = toNumber;
const fromString = s => {
try {
return s.trim() === "" ? Option.none() : Option.some(BigInt(s));
} catch {
return Option.none();
}
};
/**
* 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
*/
exports.fromString = fromString;
const fromNumber = n => {
if (n > Number.MAX_SAFE_INTEGER || n < Number.MIN_SAFE_INTEGER) {
return Option.none();
}
try {
return Option.some(BigInt(n));
} catch {
return Option.none();
}
};
exports.fromNumber = fromNumber;
//# sourceMappingURL=BigInt.js.map