# How to use positiveNumberToInt64 method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

math.ts

Source:math.ts

`...257 }258 return { exponent: Number.NaN, significand: Number.NaN }259}260/** @internal */261function positiveNumberToInt64(n: number): ArrayInt64['data'] {262 return [~~(n / 0x100000000), n >>> 0]263}264/** @internal */265function indexInDoubleFromDecomp(exponent: number, significand: number): ArrayInt64['data'] {266 // WARNING: significand >= 0267 // By construct of significand in decomposeDouble,268 // significand is always max-ed.269 // The double close to zero are the only one having a significand <1, they also have an exponent of -1022.270 // They are in range: [2**(-1022) * 2**(-52), 2**(-1022) * (2 - 2 ** 52)]271 // In other words there are 2**53 elements in that range if we include zero.272 // All other ranges (other exponents) have a length of 2**52 elements.273 if (exponent === -1022) {274 // We want the significand to be an integer value (like an index)275 const rescaledSignificand = significand * 2 ** 52 // significand * 2**52276 return positiveNumberToInt64(rescaledSignificand)277 }278 // Offset due to exp = -1022 + Offset of previous exp (excl. -1022) + Offset in current exp279 // 2**53 + (exponent - (-1022) -1) * 2**52 + (significand - 1) * 2**52280 // (exponent + 1023) * 2**52 + (significand - 1) * 2**52281 const rescaledSignificand = (significand - 1) * 2 ** 52 // (significand-1) * 2**52282 const exponentOnlyHigh = (exponent + 1023) * 2 ** 20 // (exponent + 1023) * 2**52 => [high: (exponent + 1023) * 2**20, low: 0]283 const index = positiveNumberToInt64(rescaledSignificand)284 index[0] += exponentOnlyHigh285 return index286}287/**288 * Compute the index of d relative to other available 64-bit floating point numbers289 * Rq: Produces negative indexes for negative doubles290 *291 * @param d - 64-bit floating point number, anything except NaN292 *293 * @internal294 */295export function doubleToIndex(d: number): ArrayInt64 {296 if (d === Number.POSITIVE_INFINITY) {297 return clone64(INDEX_POSITIVE_INFINITY)...`

DoubleHelpers.ts

Source:DoubleHelpers.ts

`...35 }36 return { exponent: safeNaN, significand: safeNaN };37}38/** @internal */39function positiveNumberToInt64(n: number): ArrayInt64['data'] {40 return [~~(n / 0x100000000), n >>> 0];41}42/** @internal */43function indexInDoubleFromDecomp(exponent: number, significand: number): ArrayInt64['data'] {44 // WARNING: significand >= 045 // By construct of significand in decomposeDouble,46 // significand is always max-ed.47 // The double close to zero are the only one having a significand <1, they also have an exponent of -1022.48 // They are in range: [2**(-1022) * 2**(-52), 2**(-1022) * (2 - 2 ** 52)]49 // In other words there are 2**53 elements in that range if we include zero.50 // All other ranges (other exponents) have a length of 2**52 elements.51 if (exponent === -1022) {52 // We want the significand to be an integer value (like an index)53 const rescaledSignificand = significand * 2 ** 52; // significand * 2**5254 return positiveNumberToInt64(rescaledSignificand);55 }56 // Offset due to exp = -1022 + Offset of previous exp (excl. -1022) + Offset in current exp57 // 2**53 + (exponent - (-1022) -1) * 2**52 + (significand - 1) * 2**5258 // (exponent + 1023) * 2**52 + (significand - 1) * 2**5259 const rescaledSignificand = (significand - 1) * 2 ** 52; // (significand-1) * 2**5260 const exponentOnlyHigh = (exponent + 1023) * 2 ** 20; // (exponent + 1023) * 2**52 => [high: (exponent + 1023) * 2**20, low: 0]61 const index = positiveNumberToInt64(rescaledSignificand);62 index[0] += exponentOnlyHigh;63 return index;64}65/**66 * Compute the index of d relative to other available 64-bit floating point numbers67 * Rq: Produces negative indexes for negative doubles68 *69 * @param d - 64-bit floating point number, anything except NaN70 *71 * @internal72 */73export function doubleToIndex(d: number): ArrayInt64 {74 if (d === safePositiveInfinity) {75 return clone64(INDEX_POSITIVE_INFINITY);...`

Using AI Code Generation

`1const {positiveNumberToInt64} = require('fast-check-monorepo');2console.log(positiveNumberToInt64(1));3console.log(positiveNumberToInt64(2));4console.log(positiveNumberToInt64(3));5const {positiveNumberToInt64} = require('fast-check-monorepo');6console.log(positiveNumberToInt64(1));7console.log(positiveNumberToInt64(2));8console.log(positiveNumberToInt64(3));`

Using AI Code Generation

`1const { positiveNumberToInt64 } = require('fast-check');2console.log(positiveNumberToInt64(5));3console.log(positiveNumberToInt64(5.5));4console.log(positiveNumberToInt64(5.5, 6));5console.log(positiveNumberToInt64(5.5, 6, 7));6console.log(positiveNumberToInt64(5.5, 6, 7, 8));7console.log(positiveNumberToInt64(5.5, 6, 7, 8, 9));8console.log(positiveNumberToInt64(5.5, 6, 7, 8, 9, 10));9console.log(positiveNumberToInt64(5.5, 6, 7, 8, 9, 10, 11));10console.log(positiveNumberToInt64(5.5, 6, 7, 8, 9, 10, 11, 12));11console.log(positiveNumberToInt64(5.5, 6, 7, 8, 9, 10, 11, 12, 13));12console.log(positiveNumberToInt64(5.5, 6, 7, 8, 9, 10, 11, 12, 13, 14));13console.log(positiveNumberToInt64(5.5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15));14console.log(positiveNumberToInt64(5.5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16));15console.log(positiveNumberToInt64(5.5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17));16console.log(positiveNumberToInt64(5.5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18));17console.log(positiveNumberToInt64(5.5, 6, 7, 8, 9, 10, 11, 12,`

Using AI Code Generation

`1const {positiveNumberToInt64} = require('fast-check-monorepo');2const {negativeNumberToInt64} = require('fast-check-monorepo');3const {positiveNumberToUint64} = require('fast-check-monorepo');4const {negativeNumberToUint64} = require('fast-check-monorepo');5const {positiveNumberToFloat64} = require('fast-check-monorepo');6const {negativeNumberToFloat64} = require('fast-check-monorepo');7const {positiveNumberToDouble64} = require('fast-check-monorepo');8const {negativeNumberToDouble64} = require('fast-check-monorepo');9const {positiveNumberToFloat32} = require('fast-check-monorepo');10const {negativeNumberToFloat32} = require('fast-check-monorepo');11const {positiveNumberToDouble32} = require('fast-check-monorepo');12const {negativeNumberToDouble32`

Using AI Code Generation

`1const fc = require('fast-check');2const arb = fc.integer({min: 0, max: 2 ** 32 - 1});3const positiveNumberToInt64 = require('fast-check-monorepo').positiveNumberToInt64;4fc.assert(fc.property(arb, (n) => {5 const int64 = positiveNumberToInt64(n);6 return int64 >= 0 && int64 <= 2 ** 32 - 1;7}));`

Using AI Code Generation

`1const { positiveNumberToInt64 } = require('fast-check');2const { Int64 } = require('int64-buffer');3const { Int64BE } = require('int64-buffer');4const int64 = new Int64(0);5const int64BE = new Int64BE(0);6const int64 = new Int64(0);7const int64BE = new Int64BE(0);8const int64 = new Int64(0);9const int64BE = new Int64BE(0);10const int64 = new Int64(0);11const int64BE = new Int64BE(0);12const int64 = new Int64(0);13const int64BE = new Int64BE(0);14const int64 = new Int64(0);15const int64BE = new Int64BE(0);16const int64 = new Int64(0);17const int64BE = new Int64BE(0);18const int64 = new Int64(0);19const int64BE = new Int64BE(0);20const int64 = new Int64(0);21const int64BE = new Int64BE(0);22const int64 = new Int64(0);23const int64BE = new Int64BE(0);24const int64 = new Int64(0);25const int64BE = new Int64BE(0);`

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