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How to use equalityFunc method in wpt

Best JavaScript code snippet using wpt

Subject.ts

Source:Subject.ts

...36   * Sets the value of this subject and notifies subscribers if the value changed.37   * @param value The new value.38   */39  public set(value: T): void {40    if (!this.equalityFunc(value, this.value)) {41      if (this.mutateFunc) {42        this.mutateFunc(this.value, value);43      } else {44        this.value = value;45      }46      this.notify();47    }48  }49  /**50   * Applies a partial set of properties to this subject's value and notifies subscribers if the value changed as a51   * result.52   * @param value The properties to apply.53   */54  public apply(value: Partial<T>): void {55    let changed = false;56    for (const prop in value) {57      changed = value[prop] !== this.value[prop];58      if (changed) {59        break;60      }61    }62    Object.assign(this.value, value);63    changed && this.notify();64  }65  /** @inheritdoc */66  public notify(): void {67    super.notify();68  }69  /**70   * Gets the value of this subject.71   * @returns The value of this subject.72   */73  public get(): T {74    return this.value;75  }76  /**77   * Maps this subject to a new subscribable.78   * @param fn The function to use to map to the new subscribable.79   * @param equalityFunc The function to use to check for equality between mapped values. Defaults to the strict80   * equality comparison (`===`).81   * @returns The mapped subscribable.82   */83  public map<M>(fn: (input: T, previousVal?: M) => M, equalityFunc?: ((a: M, b: M) => boolean)): MappedSubject<[T], M>;84  /**85   * Maps this subject to a new subscribable with a persistent, cached value which is mutated when it changes.86   * @param fn The function to use to map to the new subscribable.87   * @param equalityFunc The function to use to check for equality between mapped values.88   * @param mutateFunc The function to use to change the value of the mapped subscribable.89   * @param initialVal The initial value of the mapped subscribable.90   * @returns The mapped subscribable.91   */92  public map<M>(93    fn: (input: T, previousVal?: M) => M,94    equalityFunc: ((a: M, b: M) => boolean),95    mutateFunc: ((oldVal: M, newVal: M) => void),96    initialVal: M97  ): MappedSubject<[T], M>;98  // eslint-disable-next-line jsdoc/require-jsdoc99  public map<M>(100    fn: (input: T, previousVal?: M) => M,101    equalityFunc?: ((a: M, b: M) => boolean),102    mutateFunc?: ((oldVal: M, newVal: M) => void),103    initialVal?: M104  ): MappedSubject<[T], M> {105    const mapFunc = (inputs: readonly [T], previousVal?: M): M => fn(inputs[0], previousVal);106    return mutateFunc107      // eslint-disable-next-line @typescript-eslint/no-non-null-assertion108      ? MappedSubject.create(mapFunc, equalityFunc!, mutateFunc, initialVal!, this)109      : MappedSubject.create(mapFunc, equalityFunc ?? AbstractSubscribable.DEFAULT_EQUALITY_FUNC, this);110  }111}112/**113 * A type which contains the `length` property of a tuple.114 */115// eslint-disable-next-line jsdoc/require-jsdoc116type TupleLength<T extends [...any[]]> = { length: T['length'] };117/**118 * A type which maps a tuple of input types to a tuple of subscribables that provide the input types.119 */120export type MappedSubscribableInputs<Types extends [...any[]]> = {121  [Index in keyof Types]: Subscribable<Types[Index]>122} & TupleLength<Types>;123/**124 * A subscribable subject that is a mapped stream from one or more input subscribables.125 */126export class MappedSubject<I extends [...any[]], T> extends AbstractSubscribable<T> implements MappedSubscribable<T> {127  protected readonly inputs: MappedSubscribableInputs<I>;128  protected readonly inputValues: I;129  protected value: T;130  protected readonly mutateFunc: (newVal: T) => void;131  protected readonly inputHandlers: (() => void)[];132  /**133   * Creates a new MappedSubject.134   * @param mapFunc The function which maps this subject's inputs to a value.135   * @param equalityFunc The function which this subject uses to check for equality between values.136   * @param mutateFunc The function which this subject uses to change its value.137   * @param initialVal The initial value of this subject.138   * @param inputs The subscribables which provide the inputs to this subject.139   */140  private constructor(141    protected readonly mapFunc: (inputs: Readonly<I>, previousVal?: T) => T,142    protected readonly equalityFunc: ((a: T, b: T) => boolean),143    mutateFunc?: ((oldVal: T, newVal: T) => void),144    initialVal?: T,145    ...inputs: MappedSubscribableInputs<I>146  ) {147    super();148    this.inputs = inputs;149    this.inputValues = inputs.map(input => input.get()) as I;150    if (initialVal && mutateFunc) {151      this.value = initialVal;152      mutateFunc(this.value, this.mapFunc(this.inputValues));153      this.mutateFunc = (newVal: T): void => { mutateFunc(this.value, newVal); };154    } else {155      this.value = this.mapFunc(this.inputValues);156      this.mutateFunc = (newVal: T): void => { this.value = newVal; };157    }158    this.inputHandlers = this.inputs.map((input, index) => this.updateValue.bind(this, index));159    for (let i = 0; i < inputs.length; i++) {160      inputs[i].sub(this.inputHandlers[i]);161    }162  }163  /**164   * Creates a new mapped subject. Values are compared for equality using the strict equality comparison (`===`).165   * @param mapFunc The function to use to map inputs to the new subject value.166   * @param inputs The subscribables which provide the inputs to the new subject.167   */168  public static create<I extends [...any[]], T>(169    mapFunc: (inputs: Readonly<I>, previousVal?: T) => T,170    ...inputs: MappedSubscribableInputs<I>171  ): MappedSubject<I, T>;172  /**173   * Creates a new mapped subject. Values are compared for equality using a custom function.174   * @param mapFunc The function to use to map inputs to the new subject value.175   * @param equalityFunc The function which the new subject uses to check for equality between values.176   * @param inputs The subscribables which provide the inputs to the new subject.177   */178  public static create<I extends [...any[]], T>(179    mapFunc: (inputs: Readonly<I>, previousVal?: T) => T,180    equalityFunc: (a: T, b: T) => boolean,181    ...inputs: MappedSubscribableInputs<I>182  ): MappedSubject<I, T>;183  /**184   * Creates a new mapped subject with a persistent, cached value which is mutated when it changes. Values are185   * compared for equality using a custom function.186   * @param mapFunc The function to use to map inputs to the new subject value.187   * @param equalityFunc The function which the new subject uses to check for equality between values.188   * @param mutateFunc The function to use to change the value of the new subject.189   * @param initialVal The initial value of the new subject.190   * @param inputs The subscribables which provide the inputs to the new subject.191   */192  public static create<I extends [...any[]], T>(193    mapFunc: (inputs: Readonly<I>, previousVal?: T) => T,194    equalityFunc: (a: T, b: T) => boolean,195    mutateFunc: (oldVal: T, newVal: T) => void,196    initialVal: T,197    ...inputs: MappedSubscribableInputs<I>198  ): MappedSubject<I, T>;199  // eslint-disable-next-line jsdoc/require-jsdoc200  public static create<I extends [...any[]], T>(201    mapFunc: (inputs: Readonly<I>, previousVal?: T) => T,202    ...args: any203  ): MappedSubject<I, T> {204    let equalityFunc, mutateFunc, initialVal;205    if (typeof args[0] === 'function') {206      equalityFunc = args.shift() as (a: T, b: T) => boolean;207    } else {208      equalityFunc = MappedSubject.DEFAULT_EQUALITY_FUNC;209    }210    if (typeof args[0] === 'function') {211      mutateFunc = args.shift() as ((oldVal: T, newVal: T) => void);212      initialVal = args.shift() as T;213    }214    return new MappedSubject<I, T>(mapFunc, equalityFunc, mutateFunc, initialVal, ...args as any);215  }216  /**217   * Updates an input value, then re-maps this subject's value, and notifies subscribers if this results in a change to218   * the mapped value according to this subject's equality function.219   * @param index The index of the input value to update.220   */221  protected updateValue(index: number): void {222    this.inputValues[index] = this.inputs[index].get();223    const value = this.mapFunc(this.inputValues, this.value);224    if (!this.equalityFunc(this.value, value)) {225      this.mutateFunc(value);226      this.notify();227    }228  }229  /**230   * Gets the current value of the subject.231   * @returns The current value.232   */233  public get(): T {234    return this.value;235  }236  /**237   * Destroys the subscription to the parent subscribable.238   */...

ConsumerSubject.ts

Source:ConsumerSubject.ts

...63   * Consumes an event.64   * @param value The value of the event.65   */66  protected onEventConsumed(value: T): void {67    if (!this.equalityFunc(this.value, value)) {68      if (this.mutateFunc) {69        this.mutateFunc(this.value, value);70      } else {71        this.value = value;72      }73      this.notify();74    }75  }76  /** @inheritdoc */77  public get(): T {78    return this.value;79  }80  /**81   * Maps this subscribable to a new subscribable....

arrayUnion.spec.ts

Source:arrayUnion.spec.ts

...14  });15  it("returns a concat with no duplicates", () => {16    expect(arrayUnion([{ a: 1 }], [{ a: 1 }], equalityFunc)).toEqual([{ a: 1 }]);17  });18  function equalityFunc(item1, item2) {19    return item1.a === item2.a;20  }...

Using AI Code Generation

1var wpt = require('webpagetest');2var wpt = new WebPageTest('www.webpagetest.org');3wpt.runTest(url, function(err, data) {4  if (err) return console.error(err);5  console.log('Test %s from %s', data.data.testId, data.data.from);6  wpt.getTestResults(data.data.testId, function(err, data) {7    if (err) return console.error(err);8    console.log('Test %s is %s', data.data.testId, data.data.statusText);9    if (data.data.statusCode === 200) {10      console.log('First View (ms):', data.data.median.firstView.loadTime);11      console.log('Repeat View (ms):', data.data.median.repeatView.loadTime);12    }13  });14});

Using AI Code Generation

1var wpt = new WebPageTest('www.webpagetest.org');2var options = {3  lighthouseConfig: {4    settings: {5    },6  },7  lighthouseThrottling: {8  },

Using AI Code Generation

1const { equal, deepEqual } = require('assert');2const { equal: wptEqual, deepEqual: wptDeepEqual } = require('wpt');3const { equal: wptEqualFunc, deepEqual: wptDeepEqualFunc } = wptEqual.equalityFunc((a, b) => a === b);4wptEqualFunc(1, 1);5wptDeepEqualFunc({ a: 1 }, { a: 1 });6wptEqualFunc(1, 2);7wptDeepEqualFunc({ a: 1 }, { a: 2 });8equal(1, 1);9deepEqual({ a: 1 }, { a: 1 });10equal(1, 2);11deepEqual({ a: 1 }, { a: 2 });12equal(1, 1);13deepEqual({ a: 1 }, { a: 1 });14equal(1, 2);15deepEqual({ a: 1 }, { a: 2 });16equal(1, 1);17deepEqual({ a: 1 }, { a: 1 });18equal(1, 2);19deepEqual({ a: 1 }, { a: 2 });20equal(1, 1);21deepEqual({ a: 1 }, { a: 1 });22equal(1, 2);23deepEqual({ a: 1 }, { a: 2 });24equal(1, 1);25deepEqual({ a: 1 }, { a: 1 });26equal(1, 2);27deepEqual({ a: 1 }, { a: 2 });28equal(1, 1);29deepEqual({ a: 1 }, { a: 1 });30equal(1, 2);31deepEqual({ a: 1 }, { a: 2 });32equal(1, 1);33deepEqual({ a: 1 }, { a: 1 });34equal(1, 2);35deepEqual({ a: 1 }, { a: 2 });

Using AI Code Generation

1var wptools = require('wptools');2var page = wptools.page('Albert Einstein');3  .info(function(err, info) {4    console.log(info);5  })6  .catch(function(err) {7    console.log(err);8  });

Using AI Code Generation

1var wpt=require('./wpt');2var wptObj=new wpt('your wpt api key','your wpt server url');3var testScript='testScript';4var testScriptPath='./testScript.txt';5var testCallback=function(err,data){6	if(err){7		console.log(err);8	}9	else{10		console.log(JSON.stringify(data));11	}12};13var testOptions={

Using AI Code Generation

1var wpt = require('webpagetest');2var test = new wpt('A.5b8f0c1e2d1c3e7e0c0d5b7f5e1f3b3e');3}, function(err, data) {4  if (err) return console.error(err);5  console.log('Test status check interval (ms):', test.checkStatusInterval);6  console.log('Poll the test status until the test completes:');7  test.checkTestStatus(data.data.testId, function(err, data) {8    if (err) return console.error(err);9    console.log('Test completed:');10    console.log(data);11  });12});13### test.runTest(url, options, callback)14### test.checkTestStatus(testId, callback)15* `testId` - The test ID returned by `test.runTest()`16### test.setAPIKey(key)17### test.setAPIUrl(url)18### test.setAPIVersion(version)19### test.getAPIUrl()20### test.getAPIVersion()21### test.getAPIKey()22### test.getTestStatus(testId, callback

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