How to use applyFlagsOnChars method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

MixedCaseArbitrary.ts

Source:MixedCaseArbitrary.ts

...46    const chars = [...rawStringValue.value]; // split into valid unicode (keeps surrogate pairs)47    const togglePositions = computeTogglePositions(chars, this.toggleCase);48    const flagsArb = bigUintN(togglePositions.length);49    const flagsValue = flagsArb.generate(mrng, undefined); // true => toggle the char, false => keep it as-is50    applyFlagsOnChars(chars, flagsValue.value, togglePositions, this.toggleCase);51    return new Value(safeJoin(chars, ''), this.buildContextFor(rawStringValue, flagsValue));52  }53  canShrinkWithoutContext(value: unknown): value is string {54    if (typeof value !== 'string') {55      return false;56    }57    return this.untoggleAll !== undefined58      ? this.stringArb.canShrinkWithoutContext(this.untoggleAll(value))59      : // If nothing was toggled or if the underlying generator can still shrink it, we consider it shrinkable60        this.stringArb.canShrinkWithoutContext(value);61  }62  shrink(value: string, context?: unknown): Stream<Value<string>> {63    let contextSafe: MixedCaseArbitraryContext;64    if (context !== undefined) {65      contextSafe = context as MixedCaseArbitraryContext;66    } else {67      // As user should have called canShrinkWithoutContext first;68      // We know that the untoggled string can be shrunk without any context69      if (this.untoggleAll !== undefined) {70        const untoggledValue = this.untoggleAll(value);71        const valueChars = [...value];72        const untoggledValueChars = [...untoggledValue];73        const togglePositions = computeTogglePositions(untoggledValueChars, this.toggleCase);74        contextSafe = {75          rawString: untoggledValue,76          rawStringContext: undefined,77          flags: computeFlagsFromChars(untoggledValueChars, valueChars, togglePositions),78          flagsContext: undefined,79        };80      } else {81        contextSafe = {82          rawString: value,83          rawStringContext: undefined,84          flags: BigInt(0),85          flagsContext: undefined,86        };87      }88    }89    const rawString = contextSafe.rawString;90    const flags = contextSafe.flags;91    return this.stringArb92      .shrink(rawString, contextSafe.rawStringContext)93      .map((nRawStringValue) => {94        const nChars = [...nRawStringValue.value];95        const nTogglePositions = computeTogglePositions(nChars, this.toggleCase);96        const nFlags = computeNextFlags(flags, nTogglePositions.length);97        // Potentially new value for nTogglePositions.length, new value for nFlags98        // so flagsContext is not applicable anymore99        applyFlagsOnChars(nChars, nFlags, nTogglePositions, this.toggleCase);100        // Remark: Value nFlags can be attached to a context equal to undefined101        // as `canShrinkWithoutContext(nFlags) === true` for the bigint arbitrary102        return new Value(safeJoin(nChars, ''), this.buildContextFor(nRawStringValue, new Value(nFlags, undefined)));103      })104      .join(105        makeLazy(() => {106          const chars = [...rawString];107          const togglePositions = computeTogglePositions(chars, this.toggleCase);108          return bigUintN(togglePositions.length)109            .shrink(flags, contextSafe.flagsContext)110            .map((nFlagsValue) => {111              const nChars = safeSlice(chars); // cloning chars112              applyFlagsOnChars(nChars, nFlagsValue.value, togglePositions, this.toggleCase);113              return new Value(114                safeJoin(nChars, ''),115                this.buildContextFor(new Value(rawString, contextSafe.rawStringContext), nFlagsValue)116              );117            });118        })119      );120  }...

ToggleFlags.spec.ts

Source:ToggleFlags.spec.ts

...123        const positions = computeTogglePositions(chars, toggleCase);124        const mask = (BigInt(1) << BigInt(positions.length)) - BigInt(1);125        const flags = flagsUnmasked & mask;126        const finalChars = [...chars];127        applyFlagsOnChars(finalChars, flags, positions, toggleCase);128        // Act129        const out = computeFlagsFromChars(chars, finalChars, positions);130        // Assert131        expect(out).toBe(flags);132      })133    );134  });...

ToggleFlags.ts

Source:ToggleFlags.ts

...64 * @param toggleCase - Toggle one char65 *66 * @internal67 */68export function applyFlagsOnChars(69  chars: string[],70  flags: bigint,71  togglePositions: number[],72  toggleCase: (rawChar: string) => string73): void {74  for (let idx = 0, mask = BigInt(1); idx !== togglePositions.length; ++idx, mask <<= BigInt(1)) {75    if (flags & mask) chars[togglePositions[idx]] = toggleCase(chars[togglePositions[idx]]);76  }...

Using AI Code Generation

1import { check, property } from 'fast-check';2import { applyFlagsOnChars } from 'fast-check/lib/check/runner/Runner';3const strArb = fc.string();4const flagArb = fc.oneof(fc.constant('g'), fc.constant('i'), fc.constant('m'), fc.constant('u'), fc.constant('y'));5const flagsArb = fc.array(flagArb);6const property = fc.property(strArb, flagsArb, (str, flags) => {7  const re = new RegExp(str);8  const result = applyFlagsOnChars(re, flags);9  return result;10});11fc.assert(property);12import { check, property } from 'fast-check';13import { applyFlagsOnChars } from 'fast-check/lib/check/runner/Runner';14const strArb = fc.string();15const flagArb = fc.oneof(fc.constant('g'), fc.constant('i'), fc.constant('m'), fc.constant('u'), fc.constant('y'));16const flagsArb = fc.array(flagArb);17const property = fc.property(strArb, flagsArb, (str, flags) => {18  const re = new RegExp(str);19  const result = applyFlagsOnChars(re, flags);20  return result;21});22fc.assert(property);23import { check, property } from 'fast-check';24import { applyFlagsOnChars } from 'fast-check/lib/check/runner/Runner';25const strArb = fc.string();26const flagArb = fc.oneof(fc.constant('g'), fc.constant('i'), fc.constant('m'), fc.constant('u'), fc.constant('y'));27const flagsArb = fc.array(flagArb);28const property = fc.property(strArb, flagsArb, (str, flags) => {29  const re = new RegExp(str);30  const result = applyFlagsOnChars(re, flags);31  return result;32});33fc.assert(property);

Using AI Code Generation

1const fc = require("fast-check");2const fc2 = require("fast-check/lib/check/arbitrary/CharacterArbitrary");3const { applyFlagsOnChars } = fc2;4const { stringOf } = fc;5const { string } = fc;6const { nat } = fc;7const testArb = stringOf(applyFlagsOnChars("gimuy", string().noShrink()));8const testArb2 = stringOf(applyFlagsOnChars("gimuy", string().noShrink()));9fc.assert(10  fc.property(testArb, testArb2, (a, b) => {11    console.log("a: ", a);12    console.log("b: ", b);13    return a === b;14  })15);16const fc = require("fast-check");17const fc2 = require("fast-check/lib/check/arbitrary/CharacterArbitrary");18const { applyFlagsOnChars } = fc2;19const { stringOf } = fc;20const { string } = fc;21const { nat } = fc;22const testArb = stringOf(applyFlagsOnChars("gimuy", string().noShrink()));23const testArb2 = stringOf(applyFlagsOnChars("gimuy", string().noShrink()));24fc.assert(25  fc.property(testArb, testArb2, (a, b) => {26    console.log("a: ", a);27    console.log("b: ", b);28    return a === b;29  })30);31const fc = require("fast-check");32const fc2 = require("fast-check/lib/check/arbitrary/CharacterArbitrary");33const { applyFlagsOnChars } = fc2;34const { stringOf } = fc;35const { string } = fc;36const { nat } = fc;37const testArb = stringOf(applyFlagsOnChars("gimuy", string().noShrink()));38const testArb2 = stringOf(applyFlagsOnChars("gimuy", string().noShrink()));39fc.assert(

Using AI Code Generation

1import { CharacterArbitrary } from 'fast-check';2const { applyFlagsOnChars } = CharacterArbitrary;3const flags = 'g';4const chars = 'abc';5const result = applyFlagsOnChars(flags, chars);6console.log(result);

Using AI Code Generation

1const { applyFlagsOnChars } = require('fast-check');2const { generate } = require('fast-check');3const arb = applyFlagsOnChars('i', 'a');4console.log(generate(arb, 1));5const { applyFlagsOnChars } = require('fast-check');6const { generate } = require('fast-check');7const arb = applyFlagsOnChars('i', 'a');8console.log(generate(arb, 1));9const { applyFlagsOnChars } = require('fast-check');10const { generate } = require('fast-check');11const arb = applyFlagsOnChars('i', 'a');12console.log(generate(arb, 1));13const { applyFlagsOnChars } = require('fast-check');14const { generate } = require('fast-check');15const arb = applyFlagsOnChars('i', 'a');16console.log(generate(arb, 1));17const { applyFlagsOnChars } = require('fast-check');18const { generate } = require('fast-check');19const arb = applyFlagsOnChars('i', 'a');20console.log(generate(arb, 1));21const { applyFlagsOnChars } = require('fast-check');22const { generate } = require('fast-check');23const arb = applyFlagsOnChars('i', 'a');24console.log(generate(arb, 1));

Using AI Code Generation

1import { stringOf } from "fast-check";2const str = stringOf({ withChar: { alpha: true } });3console.log(str.applyFlagsOnChars("abc"));4import { stringOf } from "fast-check";5const str = stringOf({ withChar: { alpha: true } });6console.log(str.applyFlagsOnChars("abc", { alpha: false }));7import { stringOf } from "fast-check";8const str = stringOf({ withChar: { alpha: true } });9console.log(str.applyFlagsOnChars("abc", { alpha: false, upperCase: true }));10import { stringOf } from "fast-check";11const str = stringOf({ withChar: { alpha: true } });12console.log(str.applyFlagsOnChars("abc", { alpha: true, upperCase: true }));13import { stringOf } from "fast-check";14const str = stringOf({ withChar: { alpha: true } });15console.log(str.applyFlagsOnChars("abc", { alpha: true, upperCase: true, lowerCase: true }));16import { stringOf } from "fast-check";17const str = stringOf({ withChar: { alpha: true } });18console.log(str.applyFlagsOnChars("abc", { alpha: true, upperCase: true, lowerCase: true, digit: true }));

Using AI Code Generation

1const fc = require('fast-check');2const { applyFlagsOnChars } = require('fast-check/src/check/runner/flags/ApplyFlagsOnChars.ts');3const flags = {noLowerAlpha: true, noUpperAlpha: true, noSpace: true};4const str = applyFlagsOnChars(flags, 5);5console.log(str);6const fc = require('fast-check');7const { applyFlagsOnChars } = require('fast-check/src/check/runner/flags/ApplyFlagsOnChars.ts');8const flags = {noLowerAlpha: true, noUpperAlpha: true, noSpace: true, noSpecialChars: true};9const str = applyFlagsOnChars(flags, 5);10console.log(str);11const fc = require('fast-check');12const { applyFlagsOnChars } = require('fast-check/src/check/runner/flags/ApplyFlagsOnChars.ts');13const flags = {noLowerAlpha: true, noUpperAlpha: true, noSpace: true, noSpecialChars: true, noControlChars: true};14const str = applyFlagsOnChars(flags, 5);15console.log(str);

Using AI Code Generation

1const { FastCheck } = require('fast-check');2const { ArbitraryRunner } = require('fast-check/lib/check/runner/ArbitraryRunner');3const { Arbitrary } = require('fast-check/lib/check/arbitrary/definition/Arbitrary');4const { convertFromNext } = require('fast-check/lib/check/arbitrary/definition/Converters');5const { convertToNext } = require('fast-check/lib/check/arbitrary/definition/Converters');6    { flag: 'a', weight: 1 },7    { flag: 'b', weight: 2 },8    { flag: 'c', weight: 3 },9    { flag: 'd', weight: 4 },10    { flag: 'e', weight: 5 },11    { flag: 'f', weight: 6 },12    { flag: 'g', weight: 7 },13    { flag: 'h', weight: 8 },14    { flag: 'i', weight: 9 },15    { flag: 'j', weight: 10 },16    { flag: 'k', weight: 11 },17    { flag: 'l', weight: 12 },18    { flag: 'm', weight: 13 },19    { flag: 'n', weight: 14 },20    { flag: 'o', weight: 15 },21    { flag: 'p', weight: 16 },22    { flag: 'q', weight: 17 },23    { flag: 'r', weight: 18 },24    { flag: 's', weight: 19 },25    { flag: 't', weight: 20 },26    { flag: 'u', weight: 21 },27    { flag: 'v', weight: 22 },28    { flag: 'w', weight: 23 },29    { flag: 'x', weight: 24 },30    { flag: 'y', weight: 25 },31    { flag: 'z', weight: 26 },32    { flag: 'A', weight: 27 },33    { flag: 'B', weight: 28 },34    { flag: 'C', weight: 29 },

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