How to use addPageBinding method in Puppeteer

Best JavaScript code snippet using puppeteer

page.js

Source:page.js

...487    }488  }489}490exports.PageBinding = PageBinding;491function addPageBinding(bindingName, needsHandle) {492  const binding = globalThis[bindingName];493  if (binding.__installed) return;494  globalThis[bindingName] = (...args) => {495    const me = globalThis[bindingName];496    if (needsHandle && args.slice(1).some(arg => arg !== undefined)) throw new Error(`exposeBindingHandle supports a single argument, ${args.length} received`);497    let callbacks = me['callbacks'];498    if (!callbacks) {499      callbacks = new Map();500      me['callbacks'] = callbacks;501    }502    const seq = (me['lastSeq'] || 0) + 1;503    me['lastSeq'] = seq;504    let handles = me['handles'];505    if (!handles) {...

helper.js

Source:helper.js

...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;143            me.lastSeq = seq;...

expose-function.js

Source:expose-function.js

...4  const _pageBindings = new Map()5  return function exposeFunctionAgain(name, puppeteerFunction) {6    const expression = `(${addPageBinding.toString()})("${name}")`;7    return page.evaluate(expression)8    function addPageBinding(bindingName) {9      console.log('MY ADDING page binding', bindingName, 'on', document.location.href)10      const win = window;11      const binding = win[`${bindingName}`];12      console.log('binding', binding.toString())13      win[bindingName] = (...args) => {14        const me = window[bindingName];15        let callbacks = me.callbacks;16        if (!callbacks) {17          callbacks = new Map();18          me.callbacks = callbacks;19        }20        const seq = (me.lastSeq || 0) + 1;21        me.lastSeq = seq;22        const promise = new Promise((resolve, reject) => callbacks.set(seq, { resolve, reject }));...

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.addScriptTag({path: './test.js'});6  await page.evaluate(() => {7    window.addEventListener('message', event => {8      console.log(event.data);9    });10    window.postMessage('Hello from the main page!', '*');11  });12  await browser.close();13})();14const puppeteer = require('puppeteer');15(async () => {16  const browser = await puppeteer.launch({headless: false});17  const page = await browser.newPage();18  await page.exposeFunction('add', (a, b) => a + b);19  await page.addScriptTag({path: './test.js'});20  await page.evaluate(() => {21    window.addEventListener('message', event => {22      console.log(event.data);23    });24    window.postMessage('Hello from the main page!', '*');25  });26  await browser.close();27})();28const puppeteer = require('puppeteer');29(async () => {30  const browser = await puppeteer.launch({headless: false});31  const page = await browser.newPage();32  await page.exposeFunction('add', (a, b) => a + b);33  await page.addScriptTag({path: './test.js'});34  await page.evaluate(async () => {35    const result = await window.add(2, 3);36    window.postMessage(result, '*');37  });38  await browser.close();39})();40const puppeteer = require('puppeteer');41(async () => {42  const browser = await puppeteer.launch({headless: false});43  const page = await browser.newPage();44  await page.exposeFunction('add', (a, b) => a + b);45  await page.addScriptTag({path: './test.js'});46  await page.evaluate(async () => {47    const result = await window.add(2

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.addScriptTag({path: './node_modules/jquery/dist/jquery.min.js'});6  await page.screenshot({path: 'example.png'});7  await browser.close();8})();

Using AI Code Generation

1const puppeteer = require('puppeteer');2const path = require('path');3(async () => {4  const browser = await puppeteer.launch();5  const page = await browser.newPage();6  await page.addScriptTag({path: path.join(__dirname, 'injected.js')});7  await page.evaluate(() => {8    window.addPageBinding();9  });10  await browser.close();11})();12window.addPageBinding = function() {13  window.__injected = 42;14};15const puppeteer = require('puppeteer');16const path = require('path');17(async () => {18  const browser = await puppeteer.launch();19  const page = await browser.newPage();20  await page.addScriptTag({path: path.join(__dirname, 'injected.js')});21  await page.evaluate(() => {22    window.addPageBinding();23  });24  await browser.close();25})();26window.addPageBinding = function() {27  window.__injected = 42;28};29const puppeteer = require('puppeteer');30const path = require('path');31(async () => {32  const browser = await puppeteer.launch();33  const page = await browser.newPage();34  await page.addScriptTag({path: path.join(__dirname, 'injected.js')});35  await page.evaluate(() => {36    window.addPageBinding();37  });38  await browser.close();39})();40window.addPageBinding = function() {41  window.__injected = 42;42};43const puppeteer = require('puppeteer');44const path = require('path');45(async () => {46  const browser = await puppeteer.launch();47  const page = await browser.newPage();48  await page.addScriptTag({path: path.join(__dirname, 'injected.js')});49  await page.evaluate(() => {

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async function main() {3  try {4    const browser = await puppeteer.launch();5    const page = await browser.newPage();6    await page.addScriptTag({path: './node_modules/jquery/dist/jquery.min.js'});7    await page.addScriptTag({path: './node_modules/underscore/underscore-min.js'});8    await page.addScriptTag({path: './node_modules/backbone/backbone-min.js'});9    await page.addScriptTag({path: './node_modules/backbone.marionette/lib/backbone.marionette.min.js'});10    await page.addScriptTag({path: './node_modules/backbone.radio/build/backbone.radio.min.js'});11    await page.addScriptTag({path: './node_modules/backbone.babysitter/lib/backbone.babysitter.min.js'});12    await page.addScriptTag({path: './node_modules/backbone.wreqr/lib/backbone.wreqr.min.js'});13    await page.addScriptTag({path: './node_modules/backbone.syphon/lib/backbone.syphon.min.js'});14    await page.addScriptTag({path: './node_modules/backbone.stickit/backbone.stickit.js'});15    await page.addScriptTag({path: './node_modules/backbone.validation/dist/backbone-validation-amd.js'});16    await page.addScriptTag({path: './node_modules/backbone.paginator/lib/backbone.paginator.min.js'});17    await page.addScriptTag({path: './node_modules/backbone.localstorage/backbone.localStorage-min.js'});18    await page.addScriptTag({path: './node_modules/backbone-relational/backbone-relational.js'});19    await page.addScriptTag({path: './node_modules/backbone-forms/distribution/amd/backbone-forms.js'});20    await page.addScriptTag({path: './node_modules/backbone-forms/distribution/amd/adapters/backbone.bootstrap-modal.js'});21    await page.addScriptTag({path: './node_modules/backbone-forms/distribution/amd/adapters/backbone.bootstrap-modal.js'});22    await page.addScriptTag({path: './node_modules/backbone-forms/distribution/amd/templates/bootstrap.js'});23    await page.addScriptTag({path: './node_modules/backbone-forms/distribution/amd/templates/bootstrap3.js'});24    await page.addScriptTag({path: './node_modules/backbone-forms/distribution/amd/templates/bootstrap3-edit.js'});

Using AI Code Generation

1const puppeteer = require('puppeteer');2const fs = require('fs');3const path = require('path');4const { promisify } = require('util');5const readFileAsync = promisify(fs.readFile);6const writeFileAsync = promisify(fs.writeFile);7const unlinkAsync = promisify(fs.unlink);8(async () => {9  const browser = await puppeteer.launch({10  });11  const page = await browser.newPage();12  await page.waitFor(3000);13  await page.addScriptTag({14    path: path.join(__dirname, 'jquery-3.5.1.min.js')15  });16  await page.addScriptTag({17    path: path.join(__dirname, 'jquery-ui.min.js')18  });19  await page.addScriptTag({20    path: path.join(__dirname, 'jquery-ui.min.css')21  });22  await page.addScriptTag({23    path: path.join(__dirname, 'jquery-ui.structure.min.css')24  });25  await page.addScriptTag({26    path: path.join(__dirname, 'jquery-ui.theme.min.css')27  });28  await page.addScriptTag({29    path: path.join(__dirname, 'jquery-ui.min.js')30  });31  await page.addScriptTag({32    path: path.join(__dirname, 'jquery-ui.min.css')33  });34  await page.addScriptTag({35    path: path.join(__dirname, 'jquery-ui.structure.min.css')36  });37  await page.addScriptTag({38    path: path.join(__dirname, 'jquery-ui.theme.min.css')39  });40  await page.addScriptTag({41    path: path.join(__dirname, 'jquery-ui.min.js')42  });43  await page.addScriptTag({44    path: path.join(__dirname, 'jquery-ui.min.css')45  });46  await page.addScriptTag({47    path: path.join(__dirname, 'jquery-ui.structure.min.css')48  });49  await page.addScriptTag({50    path: path.join(__dirname, 'jquery-ui.theme.min.css')51  });52  await page.addScriptTag({53    path: path.join(__dirname, 'jquery-ui.min.js')54  });55  await page.addScriptTag({

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.addScriptTag({path: './inject.js'});6  await page.evaluate(() => {7    window.injectedFunction();8  });9  await page.screenshot({path: 'example.png'});10  await browser.close();11})();12window.injectedFunction = () => {13  console.log('This function was injected into the page');14};15const puppeteer = require('puppeteer');16(async () => {17  const browser = await puppeteer.launch();18  const page = await browser.newPage();19  await page.addScriptTag({path: './inject.js'});20  await page.evaluate(() => {21    window.injectedFunction();22  });23  await page.screenshot({path: 'example.png'});24  await browser.close();25})();26window.injectedFunction = () => {27  console.log('This function was injected into the page');28};29const puppeteer = require('puppeteer');30(async () => {31  const browser = await puppeteer.launch();32  const page = await browser.newPage();

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