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How to use pageBindingInitString method in Puppeteer

Best JavaScript code snippet using puppeteer

Page.js

Source:Page.js

...634    async exposeFunction(name, puppeteerFunction) {635        if (this._pageBindings.has(name))636            throw new Error(`Failed to add page binding with name ${name}: window['${name}'] already exists!`);637        this._pageBindings.set(name, puppeteerFunction);638        const expression = helper.pageBindingInitString('exposedFun', name);639        await this._client.send('Runtime.addBinding', { name: name });640        await this._client.send('Page.addScriptToEvaluateOnNewDocument', {641            source: expression,642        });643        await Promise.all(this.frames().map((frame) => frame.evaluate(expression).catch(debugError)));644    }645    async authenticate(credentials) {646        return this._frameManager.networkManager().authenticate(credentials);647    }648    async setExtraHTTPHeaders(headers) {649        return this._frameManager.networkManager().setExtraHTTPHeaders(headers);650    }651    async setUserAgent(userAgent) {652        return this._frameManager.networkManager().setUserAgent(userAgent);...

DOMWorld.js

Source:DOMWorld.js

...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) {...

helper.js

Source:helper.js

...124        return JSON.stringify(arg);125    }126    return `(${fun})(${args.map(serializeArgument).join(',')})`;127}128function pageBindingInitString(type, name) {129    function addPageBinding(type, bindingName) {130        /* Cast window to any here as we're about to add properties to it131         * via win[bindingName] which TypeScript doesn't like.132         */133        const win = window;134        const binding = win[bindingName];135        win[bindingName] = (...args) => {136            const me = window[bindingName];137            let callbacks = me.callbacks;138            if (!callbacks) {139                callbacks = new Map();140                me.callbacks = callbacks;141            }142            const seq = (me.lastSeq || 0) + 1;...

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch();4  const page = await browser.newPage();5  const client = await page.target().createCDPSession();6  await client.send('Page.enable');7  const { scriptSource } = await client.send('Page.getScriptSource', {8  });9  console.log(scriptSource);10  await browser.close();11})();12const puppeteer = require('puppeteer');13(async () => {14  const browser = await puppeteer.launch();15  const page = await browser.newPage();16  const client = await page.target().createCDPSession();17  await client.send('Page.enable');18  const { scriptSource } = await client.send('Page.getScriptSource', {19  });20  console.log(scriptSource);21  await browser.close();22})();

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch({headless: false});4  const page = await browser.newPage();5  await page.screenshot({path: 'google.png'});6  await browser.close();7})();8const puppeteer = require('puppeteer');9(async () => {10  const browser = await puppeteer.launch({headless: false});11  const page = await browser.newPage();12  await page.screenshot({path: 'google.png'});13  await browser.close();14})();15const puppeteer = require('puppeteer');16(async () => {17  const browser = await puppeteer.launch({headless: false});18  const page = await browser.newPage();19  await page.screenshot({path: 'google.png'});20  await browser.close();21})();22const puppeteer = require('puppeteer');23(async () => {24  const browser = await puppeteer.launch({headless: false});25  const page = await browser.newPage();26  await page.screenshot({path: 'google.png'});27  await browser.close();28})();29const puppeteer = require('puppeteer');30(async () => {31  const browser = await puppeteer.launch({headless: false});32  const page = await browser.newPage();33  await page.screenshot({path: 'google.png'});34  await browser.close();35})();36const puppeteer = require('puppeteer');37(async () => {38  const browser = await puppeteer.launch({headless: false});39  const page = await browser.newPage();40  await page.screenshot({path: 'google.png'});41  await browser.close();42})();

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch();4  const page = await browser.newPage();5  await page.screenshot({path: 'example.png'});6  await browser.close();7})();8const puppeteer = require('puppeteer');9(async () => {10  const browser = await puppeteer.launch();11  const page = await browser.newPage();12  await page.screenshot({path: 'example.png'});13  await browser.close();14})();15const puppeteer = require('puppeteer');16(async () => {17  const browser = await puppeteer.launch();18  const page = await browser.newPage();19  await page.screenshot({path: 'example.png'});20  await browser.close();21})();22const puppeteer = require('puppeteer');23(async () => {24  const browser = await puppeteer.launch();25  const page = await browser.newPage();26  await page.screenshot({path: 'example.png'});27  await browser.close();28})();29const puppeteer = require('puppeteer');30(async () => {31  const browser = await puppeteer.launch();32  const page = await browser.newPage();33  await page.screenshot({path: 'example.png'});34  await browser.close();35})();36const puppeteer = require('puppeteer');37(async () => {38  const browser = await puppeteer.launch();39  const page = await browser.newPage();40  await page.screenshot({path: 'example.png'});41  await browser.close();42})();43const puppeteer = require('puppeteer');44(async () => {

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch();4  const page = await browser.newPage();5  await page.evaluate(() => {6    console.log(`url is ${location.href}`);7  });8  await browser.close();9})();10const puppeteer = require('puppeteer');11(async () => {12  const browser = await puppeteer.launch();13  const page = await browser.newPage();14  await page.evaluate(() => {15    console.log(`url is ${location.href}`);16  });17  await browser.close();18})();19const puppeteer = require('puppeteer');20(async () => {21  const browser = await puppeteer.launch();22  const page = await browser.newPage();23  await page.evaluate(() => {24    console.log(`url is ${location.href}`);25  });26  await browser.close();27})();28const puppeteer = require('puppeteer');29(async () => {30  const browser = await puppeteer.launch();31  const page = await browser.newPage();32  await page.evaluate(() => {33    console.log(`url is ${location.href}`);34  });35  await browser.close();36})();37const puppeteer = require('puppeteer');38(async () => {39  const browser = await puppeteer.launch();40  const page = await browser.newPage();41  await page.evaluate(() => {

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch({headless: false});4  const page = await browser.newPage();5  await page.screenshot({path: 'example.png'});6  await browser.close();7})();8const puppeteer = require('puppeteer');9(async () => {10  const browser = await puppeteer.launch({headless: false});11  const page = await browser.newPage();12  await page.screenshot({path: 'example.png'});13  await browser.close();14})();

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch({4  });5  const page = await browser.newPage();6  await page.waitFor(3000);7  await page.evaluate(() => {8    window.pageBindingInitString = function () {9      console.log("Hello World");10    }11  });12  await page.addScriptTag({13  });14  await page.waitFor(3000);15  await browser.close();16})();17Recommended Posts: How to use pageBindingInitString() method of Puppeteer?18How to use pageBindingInit() method of Puppeteer?19How to use pageBinding() method o

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch();4  const page = await browser.newPage();5  await page.evaluate(() => {6    console.log('pageBindingInitString', window.pageBindingInitString);7  });8  await browser.close();9})();10const puppeteer = require('puppeteer');11(async () => {12  const browser = await puppeteer.launch();13  const page = await browser.newPage();14  await page.evaluate(() => {15    console.log('pageBindingInitString', window.pageBindingInitString);16  });17  await browser.close();18})();19const puppeteer = require('puppeteer');20(async () => {21  const browser = await puppeteer.launch();22  const page = await browser.newPage();23  await page.evaluate(() => {24    console.log('pageBindingInitString', window.pageBindingInitString);25  });26  await browser.close();27})();28const puppeteer = require('puppeteer');29(async () => {30  const browser = await puppeteer.launch();31  const page = await browser.newPage();32  await page.evaluate(() => {33    console.log('pageBindingInitString', window.pageBindingInitString);34  });35  await browser.close();36})();37const puppeteer = require('puppeteer');38(async () => {39  const browser = await puppeteer.launch();40  const page = await browser.newPage();41  await page.evaluate(() => {42    console.log('pageBindingInitString', window.pageBindingInitString);43  });44  await browser.close();45})();

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch();4  const page = await browser.newPage();5  await page.evaluate(() => {6    const newProto = navigator.__proto__;7    delete newProto.webdriver;8    navigator.__proto__ = newProto;9  });10  await browser.close();11})();12const puppeteer = require('puppeteer');13(async () => {14  const browser = await puppeteer.launch();15  const page = await browser.newPage();16  await page.setExtraHTTPHeaders({17    'Accept-Language': 'en-GB,en-US;q=0.9,en;q=0.8'18  });19  await browser.close();20})();21const puppeteer = require('puppeteer');22(async () => {23  const browser = await puppeteer.launch();24  const page = await browser.newPage();25  await page.setUserAgent('Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.39 Safari/537.36');26  await browser.close();27})();28const puppeteer = require('puppeteer');29(async () => {30  const browser = await puppeteer.launch();31  const page = await browser.newPage();32  await page.emulate({33    viewport: {34    },35  });36  await browser.close();37})();38const puppeteer = require('puppeteer');39(async () => {40  const browser = await puppeteer.launch();41  const page = await browser.newPage();42  await page.emulateMedia('screen');43  await browser.close();44})();

Using AI Code Generation

1const puppeteer = require('puppeteer');2const { pageBindingInitString } = require('puppeteer/lib/Injection');3async function run() {4    const browser = await puppeteer.launch();5    const page = await browser.newPage();6    await page.evaluateOnNewDocument(pageBindingInitString);7    await page.evaluate(() => {8        window.__PUPPETEER_BINDING__ = (window.__PUPPETEER_BINDING__ || []).concat({9            source: () => {10                return {11                    test: () => {12                        return 'test';13                    }14                };15            }16        });17    });18    await page.evaluate(() => {19        console.log(window.test.test());20    });21    await browser.close();22}23run();24const puppeteer = require('puppeteer');25async function run() {26    const browser = await puppeteer.launch();27    const page = await browser.newPage();28    await page.evaluate(() => {29        window.__PUPPETEER_BINDING__ = (window.__PUPPETEER_BINDING__ || []).concat({30            source: () => {31                return {32                    test: () => {33                        return 'test';34                    }35                };36            }37        });38    });39    await page.evaluate(() => {40        console.log(window.test.test());41    });42    await browser.close();43}44run();

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