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How to use _onBindingCalled method in Playwright Internal

Best JavaScript code snippet using playwright-internal

Page.js

Source:Page.js

...176  }177  /**178   * @param {!Protocol.Runtime.bindingCalledPayload} event179   */180  async _onBindingCalled(event) {181    const {name, seq, args} = JSON.parse(event.payload);182    let expression = null;183    try {184      const result = await this._pageBindings.get(name)(...args);185      expression = helper.evaluationString(deliverResult, name, seq, result);186    } catch (error) {187      if (error instanceof Error)188        expression = helper.evaluationString(deliverError, name, seq, error.message, error.stack);189      else190        expression = helper.evaluationString(deliverErrorValue, name, seq, error);191    }192    this._session.send('Runtime.evaluate', { expression, executionContextId: event.executionContextId }).catch(debugError);193    /**194     * @param {string} name...

DOMWorld.js

Source:DOMWorld.js

...45        this._frameManager = frameManager;46        this._frame = frame;47        this._timeoutSettings = timeoutSettings;48        this._setContext(null);49        frameManager._client.on('Runtime.bindingCalled', (event) => this._onBindingCalled(event));50    }51    frame() {52        return this._frame;53    }54    async _setContext(context) {55        if (context) {56            this._contextResolveCallback.call(null, context);57            this._contextResolveCallback = null;58            for (const waitTask of this._waitTasks)59                waitTask.rerun();60        }61        else {62            this._documentPromise = null;63            this._contextPromise = new Promise((fulfill) => {64                this._contextResolveCallback = fulfill;65            });66        }67    }68    _hasContext() {69        return !this._contextResolveCallback;70    }71    _detach() {72        this._detached = true;73        for (const waitTask of this._waitTasks)74            waitTask.terminate(new Error('waitForFunction failed: frame got detached.'));75    }76    executionContext() {77        if (this._detached)78            throw new Error(`Execution context is not available in detached frame "${this._frame.url()}" (are you trying to evaluate?)`);79        return this._contextPromise;80    }81    async evaluateHandle(pageFunction, ...args) {82        const context = await this.executionContext();83        return context.evaluateHandle(pageFunction, ...args);84    }85    async evaluate(pageFunction, ...args) {86        const context = await this.executionContext();87        return context.evaluate(pageFunction, ...args);88    }89    async $(selector) {90        const document = await this._document();91        const value = await document.$(selector);92        return value;93    }94    async _document() {95        if (this._documentPromise)96            return this._documentPromise;97        this._documentPromise = this.executionContext().then(async (context) => {98            const document = await context.evaluateHandle('document');99            return document.asElement();100        });101        return this._documentPromise;102    }103    async $x(expression) {104        const document = await this._document();105        const value = await document.$x(expression);106        return value;107    }108    async $eval(selector, pageFunction, ...args) {109        const document = await this._document();110        return document.$eval(selector, pageFunction, ...args);111    }112    async $$eval(selector, pageFunction, ...args) {113        const document = await this._document();114        const value = await document.$$eval(selector, pageFunction, ...args);115        return value;116    }117    async $$(selector) {118        const document = await this._document();119        const value = await document.$$(selector);120        return value;121    }122    async content() {123        return await this.evaluate(() => {124            let retVal = '';125            if (document.doctype)126                retVal = new XMLSerializer().serializeToString(document.doctype);127            if (document.documentElement)128                retVal += document.documentElement.outerHTML;129            return retVal;130        });131    }132    async setContent(html, options = {}) {133        const { waitUntil = ['load'], timeout = this._timeoutSettings.navigationTimeout(), } = options;134        // We rely upon the fact that document.open() will reset frame lifecycle with "init"135        // lifecycle event. @see https://crrev.com/608658136        await this.evaluate((html) => {137            document.open();138            document.write(html);139            document.close();140        }, html);141        const watcher = new LifecycleWatcher(this._frameManager, this._frame, waitUntil, timeout);142        const error = await Promise.race([143            watcher.timeoutOrTerminationPromise(),144            watcher.lifecyclePromise(),145        ]);146        watcher.dispose();147        if (error)148            throw error;149    }150    /**151     * Adds a script tag into the current context.152     *153     * @remarks154     *155     * You can pass a URL, filepath or string of contents. Note that when running Puppeteer156     * in a browser environment you cannot pass a filepath and should use either157     * `url` or `content`.158     */159    async addScriptTag(options) {160        const { url = null, path = null, content = null, type = '' } = options;161        if (url !== null) {162            try {163                const context = await this.executionContext();164                return (await context.evaluateHandle(addScriptUrl, url, type)).asElement();165            }166            catch (error) {167                throw new Error(`Loading script from ${url} failed`);168            }169        }170        if (path !== null) {171            if (!isNode) {172                throw new Error('Cannot pass a filepath to addScriptTag in the browser environment.');173            }174            const fs = await helper.importFSModule();175            let contents = await fs.promises.readFile(path, 'utf8');176            contents += '//# sourceURL=' + path.replace(/\n/g, '');177            const context = await this.executionContext();178            return (await context.evaluateHandle(addScriptContent, contents, type)).asElement();179        }180        if (content !== null) {181            const context = await this.executionContext();182            return (await context.evaluateHandle(addScriptContent, content, type)).asElement();183        }184        throw new Error('Provide an object with a `url`, `path` or `content` property');185        async function addScriptUrl(url, type) {186            const script = document.createElement('script');187            script.src = url;188            if (type)189                script.type = type;190            const promise = new Promise((res, rej) => {191                script.onload = res;192                script.onerror = rej;193            });194            document.head.appendChild(script);195            await promise;196            return script;197        }198        function addScriptContent(content, type = 'text/javascript') {199            const script = document.createElement('script');200            script.type = type;201            script.text = content;202            let error = null;203            script.onerror = (e) => (error = e);204            document.head.appendChild(script);205            if (error)206                throw error;207            return script;208        }209    }210    /**211     * Adds a style tag into the current context.212     *213     * @remarks214     *215     * You can pass a URL, filepath or string of contents. Note that when running Puppeteer216     * in a browser environment you cannot pass a filepath and should use either217     * `url` or `content`.218     *219     */220    async addStyleTag(options) {221        const { url = null, path = null, content = null } = options;222        if (url !== null) {223            try {224                const context = await this.executionContext();225                return (await context.evaluateHandle(addStyleUrl, url)).asElement();226            }227            catch (error) {228                throw new Error(`Loading style from ${url} failed`);229            }230        }231        if (path !== null) {232            if (!isNode) {233                throw new Error('Cannot pass a filepath to addStyleTag in the browser environment.');234            }235            const fs = await helper.importFSModule();236            let contents = await fs.promises.readFile(path, 'utf8');237            contents += '/*# sourceURL=' + path.replace(/\n/g, '') + '*/';238            const context = await this.executionContext();239            return (await context.evaluateHandle(addStyleContent, contents)).asElement();240        }241        if (content !== null) {242            const context = await this.executionContext();243            return (await context.evaluateHandle(addStyleContent, content)).asElement();244        }245        throw new Error('Provide an object with a `url`, `path` or `content` property');246        async function addStyleUrl(url) {247            const link = document.createElement('link');248            link.rel = 'stylesheet';249            link.href = url;250            const promise = new Promise((res, rej) => {251                link.onload = res;252                link.onerror = rej;253            });254            document.head.appendChild(link);255            await promise;256            return link;257        }258        async function addStyleContent(content) {259            const style = document.createElement('style');260            style.type = 'text/css';261            style.appendChild(document.createTextNode(content));262            const promise = new Promise((res, rej) => {263                style.onload = res;264                style.onerror = rej;265            });266            document.head.appendChild(style);267            await promise;268            return style;269        }270    }271    async click(selector, options) {272        const handle = await this.$(selector);273        assert(handle, 'No node found for selector: ' + selector);274        await handle.click(options);275        await handle.dispose();276    }277    async focus(selector) {278        const handle = await this.$(selector);279        assert(handle, 'No node found for selector: ' + selector);280        await handle.focus();281        await handle.dispose();282    }283    async hover(selector) {284        const handle = await this.$(selector);285        assert(handle, 'No node found for selector: ' + selector);286        await handle.hover();287        await handle.dispose();288    }289    async select(selector, ...values) {290        const handle = await this.$(selector);291        assert(handle, 'No node found for selector: ' + selector);292        const result = await handle.select(...values);293        await handle.dispose();294        return result;295    }296    async tap(selector) {297        const handle = await this.$(selector);298        await handle.tap();299        await handle.dispose();300    }301    async type(selector, text, options) {302        const handle = await this.$(selector);303        assert(handle, 'No node found for selector: ' + selector);304        await handle.type(text, options);305        await handle.dispose();306    }307    async waitForSelector(selector, options) {308        const { updatedSelector, queryHandler } = getQueryHandlerAndSelector(selector);309        return queryHandler.waitFor(this, updatedSelector, options);310    }311    /**312     * @internal313     */314    async addBindingToContext(context, name) {315        // Previous operation added the binding so we are done.316        if (this._ctxBindings.has(DOMWorld.bindingIdentifier(name, context._contextId))) {317            return;318        }319        // Wait for other operation to finish320        if (this._settingUpBinding) {321            await this._settingUpBinding;322            return this.addBindingToContext(context, name);323        }324        const bind = async (name) => {325            const expression = helper.pageBindingInitString('internal', name);326            try {327                await context._client.send('Runtime.addBinding', {328                    name,329                    executionContextId: context._contextId,330                });331                await context.evaluate(expression);332            }333            catch (error) {334                // We could have tried to evaluate in a context which was already335                // destroyed. This happens, for example, if the page is navigated while336                // we are trying to add the binding337                const ctxDestroyed = error.message.includes('Execution context was destroyed');338                const ctxNotFound = error.message.includes('Cannot find context with specified id');339                if (ctxDestroyed || ctxNotFound) {340                    return;341                }342                else {343                    debugError(error);344                    return;345                }346            }347            this._ctxBindings.add(DOMWorld.bindingIdentifier(name, context._contextId));348        };349        this._settingUpBinding = bind(name);350        await this._settingUpBinding;351        this._settingUpBinding = null;352    }353    async _onBindingCalled(event) {354        let payload;355        if (!this._hasContext())356            return;357        const context = await this.executionContext();358        try {359            payload = JSON.parse(event.payload);360        }361        catch {362            // The binding was either called by something in the page or it was363            // called before our wrapper was initialized.364            return;365        }366        const { type, name, seq, args } = payload;367        if (type !== 'internal' ||...

ffPage.js

Source:ffPage.js

...201        promptText202      });203    }, params.defaultValue));204  }205  async _onBindingCalled(event) {206    const pageOrError = await this.pageOrError();207    if (!(pageOrError instanceof Error)) {208      const context = this._contextIdToContext.get(event.executionContextId);209      if (context) await this._page._onBindingCalled(event.payload, context);210    }211  }212  async _onFileChooserOpened(payload) {213    const {214      executionContextId,215      element216    } = payload;217    const context = this._contextIdToContext.get(executionContextId);218    if (!context) return;219    const handle = context.createHandle(element).asElement();220    await this._page._onFileChooserOpened(handle);221  }222  async _onWorkerCreated(event) {223    const workerId = event.workerId;...

Using AI Code Generation

1const { chromium } = require('playwright');2const path = require('path');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  await page.fill('#tsf > div:nth-child(2) > div > div.RNNXgb > div > div.a4bIc > input', 'playwright');8  await page.click('#tsf > div:nth-child(2) > div > div.FPdoLc.VlcLAe > center > input.gNO89b');9  await page.waitForNavigation();10  await page.screenshot({ path: path.join(__dirname, 'google-playwright.png') });11  await browser.close();12})();13const { chromium } = require('playwright');14const path = require('path');15(async () => {16  const browser = await chromium.launch();17  const context = await browser.newContext();18  const page = await context.newPage();19  await page.fill('#tsf > div:nth-child(2) > div > div.RNNXgb > div > div.a4bIc > input', 'playwright');20  await page.click('#tsf > div:nth-child(2) > div > div.FPdoLc.VlcLAe > center > input.gNO89b');21  await page.waitForNavigation();22  await page.screenshot({ path: path.join(__dirname, 'google-playwright.png') });23  await browser.close();24})();25const { chromium } = require('playwright');26const path = require('path');27(async () => {28  const browser = await chromium.launch();29  const context = await browser.newContext();30  const page = await context.newPage();31  await page.fill('#tsf > div:nth-child(2) > div > div.RNNXgb > div > div.a4bIc > input', 'playwright');32  await page.click('#tsf > div:nth-child(2) > div > div.FPdoLc.VlcLAe > center > input.gNO89b');33  await page.waitForNavigation();

Using AI Code Generation

1const { _onBindingCalled } = require('playwright/lib/server/frames');2const { Frame } = require('playwright/lib/server/frames');3const { Page } = require('playwright/lib/server/page');4const { BrowserContext } = require('playwright/lib/server/browserContext');5const { BrowserServer } = require('playwright/lib/server/browserServer');6const { Browser } = require('playwright/lib/server/browser');7const { BrowserType } = require('playwright/lib/server/browserType');8const { BrowserContextDispatcher } = require('playwright/lib/server/chromium/crBrowser');9const { BrowserServerDispatcher } = require('playwright/lib/server/chromium/crBrowser');10const { BrowserDispatcher } = require('playwright/lib/server/chromium/crBrowser');11const { BrowserTypeDispatcher } = require('playwright/lib/server/chromium/crBrowser');12const { _onBindingCalled } = require('playwright/lib/server/frames');13const { Frame } = require('playwright/lib/server/frames');14const { Page } = require('playwright/lib/server/page');15const { BrowserContext } = require('playwright/lib/server/browserContext');16const { BrowserServer } = require('playwright/lib/server/browserServer');17const { Browser } = require('playwright/lib/server/browser');18const { BrowserType } = require('playwright/lib/server/browserType');19const { BrowserContextDispatcher } = require('playwright/lib/server/chromium/crBrowser');20const { BrowserServerDispatcher } = require('playwright/lib/server/chromium/crBrowser');21const { BrowserDispatcher } = require('playwright/lib/server/chromium/crBrowser');22const { BrowserTypeDispatcher } = require('playwright/lib/server/chromium/crBrowser');23const { _onBindingCalled } = require('playwright/lib/server/frames');24const { Frame } = require('playwright/lib/server/frames');25const { Page } = require('playwright/lib/server/page');26const { BrowserContext } = require('playwright/lib/server/browserContext');27const { BrowserServer } = require('playwright/lib/server/browserServer');28const { Browser } = require('playwright/lib/server/browser');29const { BrowserType } = require('playwright/lib/server/browserType');30const { BrowserContextDispatcher } = require('playwright/lib/server/ch

Using AI Code Generation

1const { _onBindingCalled } = require('playwright/lib/server/supplements/recorder/recorderSupplement');2_onBindingCalled((source, name, ...args) => {3  if (name === 'playwright:log') {4    console.log(...args);5  }6});

Using AI Code Generation

1const { test } = require('@playwright/test');2const { _onBindingCalled } = require('@playwright/test/lib/server/frames');3test('test', async ({ page }) => {4    await page.addInitScript(() => {5        window.testBinding = (arg) => {6            console.log(arg);7        };8    });9    _onBindingCalled('testBinding', (source, arg) => {10        console.log(arg);11    });12    await page.evaluate(() => window.testBinding('test'));13});

Using AI Code Generation

1const { Playwright } = require('playwright');2const { _onBindingCalled } = Playwright;3_onBindingCalled = (source, ...args) => {4    console.log('Binding called with args: ', args);5    return 'Hello';6};7const { Playwright } = require('playwright');8const { _onBindingCalled } = Playwright;9_onBindingCalled = (source, ...args) => {10    console.log('Binding called with args: ', args);11    return 'Hello';12};13const { Playwright } = require('playwright');14const { _onBindingCalled } = Playwright;15_onBindingCalled = (source, ...args) => {16    console.log('Binding called with args: ', args);17    return 'Hello';18};19const { Playwright } = require('playwright');20const { _onBindingCalled } = Playwright;21_onBindingCalled = (source, ...args) => {22    console.log('Binding called with args: ', args);23    return 'Hello';24};25const { Playwright } = require('playwright');26const { _onBindingCalled } = Playwright;27_onBindingCalled = (source, ...args) => {28    console.log('Binding called with args: ', args);29    return 'Hello';30};31const { Playwright } = require('playwright');32const { _onBindingCalled } = Playwright;33_onBindingCalled = (source, ...args) => {34    console.log('Binding called with args: ', args);35    return 'Hello';36};37const { Playwright } = require('playwright');38const { _onBindingCalled }

Using AI Code Generation

1const { Playwright } = require("@playwright/test");2const { PlaywrightInternal } = Playwright;3const internal = new PlaywrightInternal();4const { _onBindingCalled } = internal;5_onBindingCalled("test", (source, ...args) => {6  return args;7});8- **Miguel Angel Garcia** - _Initial work_ - [miguelgarciaortiz](

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