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How to use normalizeEvaluationExpression method in Playwright Internal

Best JavaScript code snippet using playwright-internal

frames.js

Source:frames.js

...959  }960  async _waitForFunctionExpression(metadata, expression, isFunction, arg, options, world = 'main') {961    const controller = new _progress.ProgressController(metadata, this);962    if (typeof options.pollingInterval === 'number') (0, _utils.assert)(options.pollingInterval > 0, 'Cannot poll with non-positive interval: ' + options.pollingInterval);963    expression = js.normalizeEvaluationExpression(expression, isFunction);964    const task = injectedScript => injectedScript.evaluateHandle((injectedScript, {965      expression,966      isFunction,967      polling,968      arg969    }) => {970      const predicate = arg => {971        let result = self.eval(expression);972        if (isFunction === true) {973          result = result(arg);974        } else if (isFunction === false) {975          result = result;976        } else {977          // auto detect....

javascript.js

Source:javascript.js

...150  return evaluateExpression(context, returnByValue, String(pageFunction), typeof pageFunction === 'function', ...args);151}152async function evaluateExpression(context, returnByValue, expression, isFunction, ...args) {153  const utilityScript = await context.utilityScript();154  expression = normalizeEvaluationExpression(expression, isFunction);155  const handles = [];156  const toDispose = [];157  const pushHandle = handle => {158    handles.push(handle);159    return handles.length - 1;160  };161  args = args.map(arg => (0, _utilityScriptSerializers.serializeAsCallArgument)(arg, handle => {162    if (handle instanceof JSHandle) {163      if (!handle._objectId) return {164        fallThrough: handle._value165      };166      if (handle._disposed) throw new Error('JSHandle is disposed!');167      const adopted = context.adoptIfNeeded(handle);168      if (adopted === null) return {169        h: pushHandle(Promise.resolve(handle))170      };171      toDispose.push(adopted);172      return {173        h: pushHandle(adopted)174      };175    }176    return {177      fallThrough: handle178    };179  }));180  const utilityScriptObjectIds = [];181  for (const handle of await Promise.all(handles)) {182    if (handle._context !== context) throw new Error('JSHandles can be evaluated only in the context they were created!');183    utilityScriptObjectIds.push(handle._objectId);184  } // See UtilityScript for arguments.185  const utilityScriptValues = [isFunction, returnByValue, expression, args.length, ...args];186  const script = `(utilityScript, ...args) => utilityScript.evaluate(...args)`;187  try {188    return await context._delegate.evaluateWithArguments(script, returnByValue, utilityScript, utilityScriptValues, utilityScriptObjectIds);189  } finally {190    toDispose.map(handlePromise => handlePromise.then(handle => handle.dispose()));191  }192}193async function evaluateExpressionAndWaitForSignals(context, returnByValue, expression, isFunction, ...args) {194  return await context.waitForSignalsCreatedBy(() => evaluateExpression(context, returnByValue, expression, isFunction, ...args));195}196function parseUnserializableValue(unserializableValue) {197  if (unserializableValue === 'NaN') return NaN;198  if (unserializableValue === 'Infinity') return Infinity;199  if (unserializableValue === '-Infinity') return -Infinity;200  if (unserializableValue === '-0') return -0;201}202function normalizeEvaluationExpression(expression, isFunction) {203  expression = expression.trim();204  if (isFunction) {205    try {206      new Function('(' + expression + ')');207    } catch (e1) {208      // This means we might have a function shorthand. Try another209      // time prefixing 'function '.210      if (expression.startsWith('async ')) expression = 'async function ' + expression.substring('async '.length);else expression = 'function ' + expression;211      try {212        new Function('(' + expression + ')');213      } catch (e2) {214        // We tried hard to serialize, but there's a weird beast here.215        throw new Error('Passed function is not well-serializable!');216      }...

Using AI Code Generation

1const { normalizeEvaluationExpression } = require('playwright/lib/server/common/JSHandle.js');2const { Page } = require('playwright/lib/server/page.js');3const { Frame } = require('playwright/lib/server/frame.js');4const { ElementHandle } = require('playwright/lib/server/dom.js');5const { JSHandle } = require('playwright/lib/server/common/JSHandle.js');6const { normalizeEvaluationExpression } = require('playwright/lib/server/common/JSHandle.js');7const { Page } = require('playwright/lib/server/page.js');8const { Frame } = require('playwright/lib/server/frame.js');9const { ElementHandle } = require('playwright/lib/server/dom.js');10const { JSHandle } = require('playwright/lib/server/common/JSHandle.js');11const elementHandle = new ElementHandle(12  new Frame(new Page(null, null), null, null),13);14const jsHandle = new JSHandle(15  new Frame(new Page(null, null), null, null),16);17const string = 'string';18const number = 1;19const boolean = true;20const object = { key: 'value' };21const array = [1, 2, 3, 4, 5];22const functionExpression = function () {23  return 'function';24};25const arrowFunctionExpression = () => 'arrow function';26const { normalizeEvaluationExpression } = require('playwright/lib/server/common/JSHandle.js');27const { Page } = require('playwright/lib

Using AI Code Generation

1const { normalizeEvaluationExpression } = require('playwright/lib/server/common/javascript');2const { parse } = require('playwright/lib/server/common/javascript');3const { format } = require('playwright/lib/server/common/javascript');4const { evaluate } = require('playwright/lib/server/common/javascript');5const { serializeResult } = require('playwright/lib/server/common/javascript');6const { serializeError } = require('playwright/lib/server/common/javascript');7const { parseCallMetadata } = require('playwright/lib/server/common/javascript');8const { createJSHandle } = require('playwright/lib/server/common/javascript');9const { createJSHandleFromSerializable } = require('playwright/lib/server/common/javascript');10const { createHandle } = require('playwright/lib/server/common/javascript');11const { createHandleFromSerializable } = require('playwright/lib/server/common/javascript');12const { createHandleFromElement } = require('playwright/lib/server/common/javascript');13const { createHandleFromElementHandle } = require('playwright/lib/server/common/javascript');14const { createHandleFromElementHandleForValue } = require('playwright/lib/server/common/javascript');15const { createHandleFromElementHandleForDebugger } = require('playwright/lib/server/common/javascript');16const { createHandleFromElementHandleForCall } = require('playwright/lib/server/common/javascript');17const { createHandleFromElementHandleForEvaluate } = require('playwright/lib/server/common/javascript');18const { createHandleFromElementHandleForSnapshot } = require('playwright/lib/server/common/javascript');19const { createHandleFromElementHandleForQuery } = require('playwright/lib/server/common/javascript');20const { createHandleFromElementHandleForQueryAll } = require('playwright/lib/server/common/javascript');21const { createHandleFromElementHandleForWaitFor } = require('playwright/lib/server/common/javascript');22const { createHandleFromElementHandleForWaitForAll } = require('playwright/lib/server/common/javascript');23const { createHandleFromElementHandleForWaitForFunction } = require('playwright/lib/server/common/javascript');24const { createHandleFromElementHandleForWaitForFunctionAll } = require('playwright/lib/server/common/javascript');25const { createHandleFromElementHandleForWaitForSelector } = require('playwright/lib/server/common/javascript');26const { createHandleFromElementHandleForWaitForSelectorAll } = require('playwright/lib/server/common/javascript');27const { createHandleFromElementHandleForWaitForXPath } = require('playwright/lib

Using AI Code Generation

1const { normalizeEvaluationExpression } = require('playwright/lib/server/common/javascript');2const { parse } = require('playwright/lib/server/common/javascript');3const { format } = require('playwright/lib/server/common/javascript');4const { evaluate } = require('playwright/lib/server/common/javascript');5const { serializeResult } = require('playwright/lib/server/common/javascript');6const { serializeError } = require('playwright/lib/server/common/javascript');7const { parseCallMetadata } = require('playwright/lib/server/common/javascript');8const { createJSHandle } = require('playwright/lib/server/common/javascript');9const { createJSHandleFromSerializable } = require('playwright/lib/server/common/javascript');10const { createHandle } = require('playwright/lib/server/common/javascript');11const { createHandleFromSerializable } = require('playwright/lib/server/common/javascript');12const { createHandleFromElement } = require('playwright/lib/server/common/javascript');13const { createHandleFromElementHandle } = require('playwright/lib/server/common/javascript');14const { createHandleFromElementHandleForValue } = require('playwright/lib/server/common/javascript');15const { createHandleFromElementHandleForDebugger } = require('playwright/lib/server/common/javascript');16const { createHandleFromElementHandleForCall } = require('playwright/lib/server/common/javascript');17const { createHandleFromElementHandleForEvaluate } = require('playwright/lib/server/common/javascript');18const { createHandleFromElementHandleForSnapshot } = require('playwright/lib/server/common/javascript');19const { createHandleFromElementHandleForQuery } = require('playwright/lib/server/common/javascript');20const { createHandleFromElementHandleForQueryAll } = require('playwright/lib/server/common/javascript');21const { createHandleFromElementHandleForWaitFor } = require('playwright/lib/server/common/javascript');22const { createHandleFromElementHandleForWaitForAll } = require('playwright/lib/server/common/javascript');23const { createHandleFromElementHandleForWaitForFunction } = require('playwright/lib/server/common/javascript');24const { createHandleFromElementHandleForWaitForFunctionAll } = require('playwright/lib/server/common/javascript');25const { createHandleFromElementHandleForWaitForSelector } = require('playwright/lib/server/common/javascript');26const { createHandleFromElementHandleForWaitForSelectorAll } = require('playwright/lib/server/common/javascript');27const { createHandleFromElementHandleForWaitForXPath } = require('playwright/lib

Using AI Code Generation

1const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');2console.log(normalizeEvaluationExpression('document.body.innerHTML'));3const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');4console.log(normalizeEvaluationExpression('document.body.innerHTML'));5const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');6console.log(normalizeEvaluationExpression('document.body.innerHTML'));7const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');8console.log(normalizeEvaluationExpression('document.body.innerHTML'));9const { normalizeEvaluationExpression } = require('playwright/lib/'));

Using AI Code Generation

1const { P g );2const { normolizeEvaluationExprassionlizeEvaluationExpression } = require('playwright/lib/server/common/javascript');3const p gw gen) Pa(4nsns.oexpressionx= pression);('docun.querySelectr("bd").nText');5outp  o.cg(e);6cs{age } = require('p');7nst { Page } = require('playwright');8nst { rmgizvanus Panu(ver/common/javascript');9nst pa xssnr=u await page.evaluate(expressi('docun)n;.querySelectr("bd").nText');10nsole.resuut = awalt pag).ee(e);11consol.o(ul12nst { geg =eqnig Pa'();13t expesssta=epage. = new PExp;ssondocumen.quySeltr("bdy").ineTexconst expression = page.evaluateExpression('document.querySelector("body").innerText');14nln(ri).g(e);15e above Pog will give you the same o');16 vest poge = new Pege(17 expression=page.eHandl('documnt.eyStr("bdy").ineTexYou can also use the following code to get the function stringified:18n.g(e);19Nsw, let’ eneewhowPtogus( th o futst eoression =aaefancomct.erText');20console.log(expression);21gnw P();22t expess, t=spage. see howExpsesshonabdocumeni.quevySelltter("b dy").infe.Tex23e nst rosullw= aw it page.levaluae(ehe functi);24cdnsele.nog(eesult);25Th folon nst rwillu e.evalpo;eunctionnd eur h hnde:26t pae = w Pge();27cst e = page.evaluateHandlequerySelector("")ext28consrull=w wait pagl.eevaluae(ehe functi);29consol .log(resula);30cst{ Page 31const pag{ = new Pagee);32c}nst exp esseon = pagu.ere('pleright');querySelector("")ext33constnresult = twai ppage.evaluare(expresnion); = page.evaluateHandle('document.querySelector("body").innerText');

Using AI Code Generation

1const result = await page.evaluate(expression);2console.log(result);3 { aScip}l=wdlqlt f('unitt-p es');4const eight'); = querSlecto("div". exrContens'; = page.evaluateExpression('document.querySelector("body").innerText');5nsnseu await padg(expressio=odom.js');Scipt(xpesion)6console.log('Normalized expression: ', generate(normalizedExpression));7const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');8const { parseScript } = require('shift-parser');9const { default: generate } = require('shift-codegen');10const { default: staticMemberExpression } = require('shift-ast/dist/ast-types.js').default;11const expression = 'document.querySelector("div").textContent';12const normalizedExpression = normalizeEvaluationExpression(parseScript(expression));13console.log('Normalized expression: ', generate(normalizedExpression));14const normalizedExpressionAst = parseScript(generate(normalizedExpression));15normalizedExpressionAst.statements[0].expression.callee = staticMemberExpression({16});17console.log('Normalized expression: ', generate(normalizedExpressionAst));

Using AI Code Generation

1const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');2console.log(normalizeEvaluationExpression('document.body.innerHTML'));3const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');4console.log(normalizeEvaluationExpression('document.body.innerHTML'));5const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');6console.log(normalizeEvaluationExpression('document.body.innerHTML'));7const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');8console.log(normalizeEvaluationExpression('document.body.innerHTML'));9const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');10console.log(normalizeEvaluationExpression('document.body.innerHTML'));11const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');12console.log(normalizeEvaluationExpression('document.body.innerHTML'));13const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');14console.log(normalizeEvaluationExpression('document.body.innerHTML'));15const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');16console.log(normalizeEvaluationExpression('document.body.innerHTML'));17const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');18console.log(normalizeEvaluationExpression('document.body.innerHTML'));19const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');20console.log(normalizeEvaluationExpression('document.body.innerHTML'));21const { normalizeEvaluationExpression } = require('playwright/lib/server/dom.js');22console.log(normalizeEvaluationExpression('document.body.innerHTML'));

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