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How to use objectToPrototypeLessUnmapper method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

AnyArbitraryBuilder.ts

Source:AnyArbitraryBuilder.ts

1import { Arbitrary } from '../../../check/arbitrary/definition/Arbitrary';2import { stringify } from '../../../utils/stringify';3import { array } from '../../array';4import { oneof } from '../../oneof';5import { tuple } from '../../tuple';6import { bigInt } from '../../bigInt';7import { date } from '../../date';8import { float32Array } from '../../float32Array';9import { float64Array } from '../../float64Array';10import { int16Array } from '../../int16Array';11import { int32Array } from '../../int32Array';12import { int8Array } from '../../int8Array';13import { uint16Array } from '../../uint16Array';14import { uint32Array } from '../../uint32Array';15import { uint8Array } from '../../uint8Array';16import { uint8ClampedArray } from '../../uint8ClampedArray';17import { sparseArray } from '../../sparseArray';18import { keyValuePairsToObjectMapper, keyValuePairsToObjectUnmapper } from '../mappers/KeyValuePairsToObject';19import { QualifiedObjectConstraints } from '../helpers/QualifiedObjectConstraints';20import { arrayToMapMapper, arrayToMapUnmapper } from '../mappers/ArrayToMap';21import { arrayToSetMapper, arrayToSetUnmapper } from '../mappers/ArrayToSet';22import { objectToPrototypeLessMapper, objectToPrototypeLessUnmapper } from '../mappers/ObjectToPrototypeLess';23import { letrec } from '../../letrec';24import { SizeForArbitrary } from '../helpers/MaxLengthFromMinLength';25import { uniqueArray } from '../../uniqueArray';26import { createDepthIdentifier, DepthIdentifier } from '../helpers/DepthContext';27/** @internal */28function mapOf<T, U>(29  ka: Arbitrary<T>,30  va: Arbitrary<U>,31  maxKeys: number | undefined,32  size: SizeForArbitrary | undefined,33  depthIdentifier: DepthIdentifier34) {35  return uniqueArray(tuple(ka, va), {36    maxLength: maxKeys,37    size,38    comparator: 'SameValueZero',39    selector: (t) => t[0],40    depthIdentifier,41  }).map(arrayToMapMapper, arrayToMapUnmapper);42}43/** @internal */44function dictOf<U>(45  ka: Arbitrary<string>,46  va: Arbitrary<U>,47  maxKeys: number | undefined,48  size: SizeForArbitrary | undefined,49  depthIdentifier: DepthIdentifier50) {51  return uniqueArray(tuple(ka, va), {52    maxLength: maxKeys,53    size,54    selector: (t) => t[0],55    depthIdentifier,56  }).map(keyValuePairsToObjectMapper, keyValuePairsToObjectUnmapper);57}58/** @internal */59function setOf<U>(60  va: Arbitrary<U>,61  maxKeys: number | undefined,62  size: SizeForArbitrary | undefined,63  depthIdentifier: DepthIdentifier64) {65  return uniqueArray(va, { maxLength: maxKeys, size, comparator: 'SameValueZero', depthIdentifier }).map(66    arrayToSetMapper,67    arrayToSetUnmapper68  );69}70/** @internal */71// eslint-disable-next-line @typescript-eslint/ban-types72function prototypeLessOf(objectArb: Arbitrary<object>) {73  return objectArb.map(objectToPrototypeLessMapper, objectToPrototypeLessUnmapper);74}75/** @internal */76function typedArray(constraints: { maxLength: number | undefined; size: SizeForArbitrary }) {77  return oneof(78    int8Array(constraints),79    uint8Array(constraints),80    uint8ClampedArray(constraints),81    int16Array(constraints),82    uint16Array(constraints),83    int32Array(constraints),84    uint32Array(constraints),85    float32Array(constraints),86    float64Array(constraints)87  );88}89/** @internal */90export function anyArbitraryBuilder(constraints: QualifiedObjectConstraints): Arbitrary<unknown> {91  const arbitrariesForBase = constraints.values;92  const depthSize = constraints.depthSize;93  const depthIdentifier = createDepthIdentifier();94  const maxDepth = constraints.maxDepth;95  const maxKeys = constraints.maxKeys;96  const size = constraints.size;97  const baseArb = oneof(98    ...arbitrariesForBase,99    ...(constraints.withBigInt ? [bigInt()] : []),100    ...(constraints.withDate ? [date()] : [])101  );102  return letrec((tie) => ({103    anything: oneof(104      { maxDepth, depthSize, depthIdentifier },105      baseArb, // Final recursion case106      tie('array'),107      tie('object'),108      ...(constraints.withMap ? [tie('map')] : []),109      ...(constraints.withSet ? [tie('set')] : []),110      ...(constraints.withObjectString ? [tie('anything').map((o) => stringify(o))] : []),111      // eslint-disable-next-line @typescript-eslint/ban-types112      ...(constraints.withNullPrototype ? [prototypeLessOf(tie('object') as Arbitrary<object>)] : []),113      ...(constraints.withTypedArray ? [typedArray({ maxLength: maxKeys, size })] : []),114      ...(constraints.withSparseArray115        ? [sparseArray(tie('anything'), { maxNumElements: maxKeys, size, depthIdentifier })]116        : [])117    ),118    // String keys119    keys: constraints.withObjectString120      ? oneof(121          { arbitrary: constraints.key, weight: 10 },122          { arbitrary: tie('anything').map((o) => stringify(o)), weight: 1 }123        )124      : constraints.key,125    // anything[]126    array: array(tie('anything'), { maxLength: maxKeys, size, depthIdentifier }),127    // Set<anything>128    set: setOf(tie('anything'), maxKeys, size, depthIdentifier),129    // Map<key, anything> | Map<anything, anything>130    map: oneof(131      mapOf(tie('keys') as Arbitrary<string>, tie('anything'), maxKeys, size, depthIdentifier),132      mapOf(tie('anything'), tie('anything'), maxKeys, size, depthIdentifier)133    ),134    // {[key:string]: anything}135    object: dictOf(tie('keys') as Arbitrary<string>, tie('anything'), maxKeys, size, depthIdentifier),136  })).anything;...

ObjectToPrototypeLess.spec.ts

Source:ObjectToPrototypeLess.spec.ts

...29    // Arrange30    const source = Object.create(null);31    expect(source).not.toBeInstanceOf(Object);32    // Act33    const out = objectToPrototypeLessUnmapper(source);34    // Assert35    expect(out).toEqual({});36    expect(out).toBeInstanceOf(Object);37  });38  it('should be able to unmap non-empty instance without any prototype', () => {39    // Arrange40    const source = Object.assign(Object.create(null), { a: 1, b: 2 });41    expect(source).not.toBeInstanceOf(Object);42    // Act43    const out = objectToPrototypeLessUnmapper(source);44    // Assert45    expect(out).toEqual({ a: 1, b: 2 });46    expect(out).toBeInstanceOf(Object);47  });48  it('should reject unmap of raw object', () => {49    // Arrange50    const source = {};51    expect(source).toBeInstanceOf(Object);52    // Act / Assert53    expect(() => objectToPrototypeLessUnmapper(source)).toThrowError();54  });...

ObjectToPrototypeLess.ts

Source:ObjectToPrototypeLess.ts

...9}10/** @internal */11// eslint-disable-next-line @typescript-eslint/no-unused-vars12// eslint-disable-next-line @typescript-eslint/ban-types13export function objectToPrototypeLessUnmapper(value: unknown): object {14  if (typeof value !== 'object' || value === null) {15    throw new Error('Incompatible instance received: should be a non-null object');16  }17  if ('__proto__' in value) {18    throw new Error('Incompatible instance received: should not have any __proto__');19  }20  return Object.assign({}, value);...

Using AI Code Generation

1const objectToPrototypeLessUnmapper = require("fast-check/lib/arbitrary/_internals/ObjectToPrototypeLessUnmapper").objectToPrototypeLessUnmapper;2const {unmap} = require("fast-check/lib/arbitrary/_internals/Mapper");3const {object} = require("fast-check");4const fc = require("fast-check");5const arb = object({a: fc.integer(), b: fc.integer()});6const myObject = {a: 1, b: 2, __proto__: {c: 3}};7const unmapped = unmap(objectToPrototypeLessUnmapper, myObject);8console.log("unmapped: ", unmapped);9The unmapped object should be `{a: 1, b: 2}`10| Software   | Version(s) |11- [X] My question is not already answered in the [documentation](

Using AI Code Generation

1const { objectToPrototypeLessUnmapper } = require('fast-check');2const unmapper = objectToPrototypeLessUnmapper();3const obj = {4};5const unmappedObj = unmapper(obj);6console.log(unmappedObj);7{ a: 1, b: 2, c: 3, d: 4, e: 5, f: 6, g: 7 }8const { objectToPrototypeLessUnmapper } = require('fast-check');9const unmapper = objectToPrototypeLessUnmapper();10const obj = {11};12const unmappedObj = unmapper(obj);13console.log(unmappedObj);14{ a: 1, b: 2, c: 3, d: 4, e: 5, f: 6, g: 7 }15const { objectToPrototypeLessUnmapper } = require('fast-check');16const unmapper = objectToPrototypeLessUnmapper();17const obj = {18};19const unmappedObj = unmapper(obj);20console.log(unmappedObj);21{ a: 1, b: 2, c: 3, d: 4, e: 5, f: 6, g: 7 }22const { objectToPrototypeLessUnmapper } = require('fast-check');23const unmapper = objectToPrototypeLessUnmapper();24const obj = {

Using AI Code Generation

1var fastCheckMonorepo = require('fast-check-monorepo');2var unmapper = fastCheckMonorepo.objectToPrototypeLessUnmapper;3var fastCheckMonorepo = require('fast-check-monorepo');4var unmapper = fastCheckMonorepo.objectToPrototypeLessUnmapper;5var fastCheckMonorepo = require('fast-check-monorepo');6var unmapper = fastCheckMonorepo.objectToPrototypeLessUnmapper;7var fastCheckMonorepo = require('fast-check-monorepo');8var unmapper = fastCheckMonorepo.objectToPrototypeLessUnmapper;9var fastCheckMonorepo = require('fast-check-monorepo');10var unmapper = fastCheckMonorepo.objectToPrototypeLessUnmapper;11var fastCheckMonorepo = require('fast-check-monorepo');12var unmapper = fastCheckMonorepo.objectToPrototypeLessUnmapper;13var fastCheckMonorepo = require('fast-check-monorepo');14var unmapper = fastCheckMonorepo.objectToPrototypeLessUnmapper;15var fastCheckMonorepo = require('fast-check-monorepo');16var unmapper = fastCheckMonorepo.objectToPrototypeLessUnmapper;17var fastCheckMonorepo = require('fast-check-monorepo');18var unmapper = fastCheckMonorepo.objectToPrototypeLessUnmapper;19var fastCheckMonorepo = require('fast-check-monorepo');20var unmapper = fastCheckMonorepo.objectToPrototypeLessUnmapper;

Using AI Code Generation

1import {objectToPrototypeLessUnmapper} from 'fast-check';2const unmapper = objectToPrototypeLessUnmapper();3const unmapped = unmapper({a: 1, b: 2});4console.log(unmapped);5import {objectToPrototypeLessUnmapper} from 'fast-check-monorepo';6const unmapper = objectToPrototypeLessUnmapper();7const unmapped = unmapper({a: 1, b: 2});8console.log(unmapped);9    at ObjectToPrototypeLessUnmapper.unmap (node_modules/fast-check/lib/check/arbitrary/ObjectToPrototypeLessUnmapper.js:23:28)10    at ObjectToPrototypeLessUnmapper.unmap (node_modules/fast-check/lib/check/arbitrary/ObjectToPrototypeLessUnmapper.js:23:28)11    at ObjectToPrototypeLessUnmapper.unmap (node_modules/fast-check/lib/check/arbitrary/ObjectToPrototypeLessUnmapper.js:23:28)12    at ObjectToPrototypeLessUnmapper.unmap (node_modules/fast-check/lib/check/arbitrary/ObjectToPrototypeLessUnmapper.js:23:28)13    at ObjectToPrototypeLessUnmapper.unmap (node_modules/fast-check/lib/check/arbitrary/ObjectToPrototypeLessUnmapper.js:23:28)14    at ObjectToPrototypeLessUnmapper.unmap (node_modules/fast-check/lib/check/arbitrary/ObjectToPrototypeLessUnmapper.js:23:28)15    at ObjectToPrototypeLessUnmapper.unmap (node_modules/fast-check/lib/check/arbitrary/ObjectToPrototypeLessUnmapper.js:23:28)16    at ObjectToPrototypeLessUnmapper.unmap (node_modules/fast-check/lib/check/arbitrary/ObjectToPrototypeLessUnmapper.js:23:28)17    at ObjectToPrototypeLessUnmapper.unmap (node_modules/fast-check/lib/check/arbitrary/ObjectToPrototypeLessUnmapper.js:23:28)18    at ObjectToPrototypeLessUnmapper.unmap (node_modules/fast-check/lib/check/arbitrary/ObjectToPrototypeLessUnmapper.js:23:28)

Using AI Code Generation

1const { objectToPrototypeLessUnmapper } = require('fast-check');2const { mapper, unmapper } = objectToPrototypeLessUnmapper();3const mapped = mapper({ a: 1, b: 2, c: 3 });4const unmapped = unmapper(mapped);5const { objectToPrototypeLessUnmapper } = require('fast-check');6const { mapper, unmapper } = objectToPrototypeLessUnmapper();7const mapped = mapper({ a: 1, b: 2, c: 3 });8const unmapped = unmapper(mapped);9const { objectToPrototypeLessUnmapper } = require('fast-check');10const { mapper, unmapper } = objectToPrototypeLessUnmapper();11const mapped = mapper({ a: 1, b: 2, c: 3 });12const unmapped = unmapper(mapped);13const { objectToPrototypeLessUnmapper } = require('fast-check');14const { mapper, unmapper } = objectToPrototypeLessUnmapper();15const mapped = mapper({ a: 1, b: 2, c: 3 });16const unmapped = unmapper(mapped);

Using AI Code Generation

1const fc = require("fast-check");2const objectToPrototypeLessUnmapper = require("fast-check").objectToPrototypeLessUnmapper;3const arb = fc.object({ a: fc.string(), b: fc.string() });4const arb2 = fc.object({ a: fc.string(), b: fc.string() });5const arb3 = fc.object({ a: fc.string(), b: fc.string() });6const unmapper = objectToPrototypeLessUnmapper([arb, arb2, arb3]);7console.log(unmapper({ a: "a", b: "b" }));8const fc = require("fast-check");9const objectToPrototypeLessUnmapper = require("fast-check").objectToPrototypeLessUnmapper;10const arb = fc.object({ a: fc.string(), b: fc.string() });11const arb2 = fc.object({ a: fc.string(), b: fc.string() });12const arb3 = fc.object({ a: fc.string(), b: fc.string() });13const unmapper = objectToPrototypeLessUnmapper([arb, arb2, arb3]);14console.log(unmapper({ a: "a", b: "b", c: "c" }));15const fc = require("fast-check");16const objectToPrototypeLessUnmapper = require("fast-check").objectToPrototypeLessUnmapper;17const arb = fc.object({ a: fc.string(), b: fc.string() });18const arb2 = fc.object({ a: fc.string(), b: fc.string() });19const arb3 = fc.object({ a: fc.string(), b: fc.string() });20const unmapper = objectToPrototypeLessUnmapper([arb, arb2, arb3]);21console.log(unmapper({ a: "a", b: "b", c: "c", d: "d" }));

Using AI Code Generation

1import { objectToPrototypeLessUnmapper } from 'fast-check'2const obj = { a: 1, b: 2 }3const unmapper = objectToPrototypeLessUnmapper(obj)4const unmapped = unmapper(obj)5console.log(unmapped)6import { objectToPrototypeLessUnmapper } from 'fast-check'7const obj = { a: 1, b: 2 }8const unmapper = objectToPrototypeLessUnmapper(obj)9const unmapped = unmapper(obj)10console.log(unmapped)11import { objectToPrototypeLessUnmapper } from 'fast-check'12const obj = { a: 1, b: 2 }13const unmapper = objectToPrototypeLessUnmapper(obj)14const unmapped = unmapper(obj)15console.log(unmapped)16import { objectToPrototypeLessUnmapper } from 'fast-check'17const obj = { a: 1, b: 2 }18const unmapper = objectToPrototypeLessUnmapper(obj)19const unmapped = unmapper(obj)20console.log(unmapped)21import { objectToPrototypeLessUnmapper } from 'fast-check'22const obj = { a: 1, b: 2 }

Using AI Code Generation

1const ObjectToPrototypeLessUnmapper = require('fast-check-monorepo/packages/fast-check/src/check/mapper/ObjectToPrototypeLessUnmapper').ObjectToPrototypeLessUnmapper;2const Mapper = require('fast-check-monorepo/packages/fast-check/src/check/mapper/Mapper').Mapper;3const Arbitrary = require('fast-check-monorepo/packages/fast-check/src/check/arbitrary/definition/Arbitrary').Arbitrary;4const Shrinkable = require('fast-check-monorepo/packages/fast-check/src/check/arbitrary/definition/Shrinkable').Shrinkable;5const NextArbitrary = require('fast-check-monorepo/packages/fast-check/src/check/arbitrary/definition/NextArbitrary').NextArbitrary;6const NextValue = require('fast-check-monorepo/packages/fast-check/src/check/arbitrary/definition/NextValue').NextValue;7const Random = require('fast-check-monorepo/packages/fast-check/src/random/generator/Random').Random;8const Stream = require('fast-check-monorepo/packages/fast-check/src/stream/Stream').Stream;9const cloneMethod = require('fast-check-monorepo

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