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How to use prepareToHydrateHostInstance method in Playwright Internal
Best JavaScript code snippet using playwright-internal
ReactFiberHydrationContext.js
Source:ReactFiberHydrationContext.js 
...19export type HydrationContext<C> = {20 enterHydrationState(fiber: Fiber): boolean,21 resetHydrationState(): void,22 tryToClaimNextHydratableInstance(fiber: Fiber): void,23 prepareToHydrateHostInstance(fiber: Fiber, rootContainerInstance: C): boolean,24 prepareToHydrateHostTextInstance(fiber: Fiber): boolean,25 popHydrationState(fiber: Fiber): boolean,26};27module.exports = function<T, P, I, TI, PI, C, CX, PL>(28 config: HostConfig<T, P, I, TI, PI, C, CX, PL>,29): HydrationContext<C> {30 const {31 shouldSetTextContent,32 canHydrateInstance,33 canHydrateTextInstance,34 getNextHydratableSibling,35 getFirstHydratableChild,36 hydrateInstance,37 hydrateTextInstance,38 } = config;39 // If this doesn't have hydration mode.40 if (41 !(canHydrateInstance &&42 canHydrateTextInstance &&43 getNextHydratableSibling &&44 getFirstHydratableChild &&45 hydrateInstance &&46 hydrateTextInstance)47 ) {48 return {49 enterHydrationState() {50 return false;51 },52 resetHydrationState() {},53 tryToClaimNextHydratableInstance() {},54 prepareToHydrateHostInstance() {55 invariant(false, 'React bug.');56 },57 prepareToHydrateHostTextInstance() {58 invariant(false, 'React bug.');59 },60 popHydrationState(fiber: Fiber) {61 return false;62 },63 };64 }65 // The deepest Fiber on the stack involved in a hydration context.66 // This may have been an insertion or a hydration.67 let hydrationParentFiber: null | Fiber = null;68 let nextHydratableInstance: null | I | TI = null;69 let isHydrating: boolean = false;70 function enterHydrationState(fiber: Fiber) {71 const parentInstance = fiber.stateNode.containerInfo;72 nextHydratableInstance = getFirstHydratableChild(parentInstance);73 hydrationParentFiber = fiber;74 isHydrating = true;75 return true;76 }77 function deleteHydratableInstance(returnFiber: Fiber, instance: I | TI) {78 const childToDelete = createFiberFromHostInstanceForDeletion();79 childToDelete.stateNode = instance;80 childToDelete.return = returnFiber;81 childToDelete.effectTag = Deletion;82 // This might seem like it belongs on progressedFirstDeletion. However,83 // these children are not part of the reconciliation list of children.84 // Even if we abort and rereconcile the children, that will try to hydrate85 // again and the nodes are still in the host tree so these will be86 // recreated.87 if (returnFiber.lastEffect !== null) {88 returnFiber.lastEffect.nextEffect = childToDelete;89 returnFiber.lastEffect = childToDelete;90 } else {91 returnFiber.firstEffect = returnFiber.lastEffect = childToDelete;92 }93 }94 function canHydrate(fiber, nextInstance) {95 switch (fiber.tag) {96 case HostComponent: {97 const type = fiber.type;98 const props = fiber.memoizedProps;99 return canHydrateInstance(nextInstance, type, props);100 }101 case HostText: {102 return canHydrateTextInstance(nextInstance);103 }104 default:105 return false;106 }107 }108 function tryToClaimNextHydratableInstance(fiber: Fiber) {109 if (!isHydrating) {110 return;111 }112 let nextInstance = nextHydratableInstance;113 if (!nextInstance) {114 // Nothing to hydrate. Make it an insertion.115 fiber.effectTag |= Placement;116 isHydrating = false;117 hydrationParentFiber = fiber;118 return;119 }120 if (!canHydrate(fiber, nextInstance)) {121 // If we can't hydrate this instance let's try the next one.122 // We use this as a heuristic. It's based on intuition and not data so it123 // might be flawed or unnecessary.124 nextInstance = getNextHydratableSibling(nextInstance);125 if (!nextInstance || !canHydrate(fiber, nextInstance)) {126 // Nothing to hydrate. Make it an insertion.127 fiber.effectTag |= Placement;128 isHydrating = false;129 hydrationParentFiber = fiber;130 return;131 }132 // We matched the next one, we'll now assume that the first one was133 // superfluous and we'll delete it. Since we can't eagerly delete it134 // we'll have to schedule a deletion. To do that, this node needs a dummy135 // fiber associated with it.136 deleteHydratableInstance(137 (hydrationParentFiber: any),138 nextHydratableInstance,139 );140 }141 fiber.stateNode = nextInstance;142 hydrationParentFiber = fiber;143 nextHydratableInstance = getFirstHydratableChild(nextInstance);144 }145 function prepareToHydrateHostInstance(146 fiber: Fiber,147 rootContainerInstance: C,148 ): boolean {149 const instance: I = fiber.stateNode;150 const updatePayload = hydrateInstance(151 instance,152 fiber.type,153 fiber.memoizedProps,154 rootContainerInstance,155 fiber,156 );157 // TODO: Type this specific to this type of component.158 fiber.updateQueue = (updatePayload: any);159 // If the update payload indicates that there is a change or if there...
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch({ headless: false });4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.screenshot({ path: 'example.png' });7 await browser.close();8})();
Using AI Code Generation
1const { prepareToHydrateHostInstance } = require('playwright');2const { chromium } = require('playwright');3const fs = require('fs');4const path = require('path');5const { promisify } = require('util');6const readFile = promisify(fs.readFile);7const writeFile = promisify(fs.writeFile);8const appendFile = promisify(fs.appendFile);9(async () => {10 const browser = await chromium.launch();11 const context = await browser.newContext();12 const page = await context.newPage();13 const handle = await page.$('h1');14 const content = await handle.innerHTML();15 await appendFile('test.txt', content);16 await writeFile('test.txt', content);17 await page.close();18 await context.close();19 await browser.close();20})();
Using AI Code Generation
1const { prepareToHydrateHostInstance } = require('playwright/lib/server/dom.js');2const { ElementHandle } = require('playwright/lib/server/dom.js');3const { prepareToHydrateHostInstance } = require('playwright/lib/server/dom.js');4const { ElementHandle } = require('playwright/lib/server/dom.js');5const { prepareToHydrateHostInstance } = require('playwright/lib/server/dom.js');6const { ElementHandle } = require('playwright/lib/server/dom.js');7const { prepareToHydrateHostInstance } = require('playwright/lib/server/dom.js');8const { ElementHandle } = require('playwright/lib/server/dom.js');9const { prepareToHydrateHostInstance } = require('playwright/lib/server/dom.js');10const { ElementHandle } = require('playwright/lib/server/dom.js');11const { prepareToHydrateHostInstance } = require('playwright/lib/server/dom.js');12const { ElementHandle } = require('playwright/lib/server/dom.js');13const { prepareToHydrateHostInstance } = require('playwright/lib/server/dom.js');14const { ElementHandle } = require('playwright/lib/server/dom.js');15const { prepareToHydrateHostInstance } = require('playwright/lib/server/dom.js');16const { ElementHandle } = require('playwright/lib/server/dom.js');17const { prepareToHydrateHostInstance } = require('playwright/lib/server/dom.js');18const { ElementHandle } = require('playwright/lib/server/dom.js');19const { prepareToHydrateHostInstance } = require('playwright/lib/server/dom.js');
Using AI Code Generation
1const { prepareToHydrateHostInstance } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement.js');2const { chromium } = require('playwright-core');3const { chromiumLauncher } = require('playwright-core/lib/server/chromium/chromiumLauncher.js');4const { chromiumType } = require('playwright-core/lib/server/chromium/chromiumType.js');5const { chromiumBrowser } = require('playwright-core/lib/server/chromium/chromiumBrowser.js');6const { chromiumBrowserContext } = require('playwright-core/lib/server/chromium/chromiumBrowserContext.js');7const { chromiumPage } = require('playwright-core/lib/server/chromium/chromiumPage.js');8const { chromiumFrame } = require('playwright-core/lib/server/chromium/chromiumFrame.js');9(async () => {10 const browser = await chromium.launch();11 const context = await browser.newContext();12 const page = await context.newPage();13 const frame = page.mainFrame();14 const element = await page.$('input');15 prepareToHydrateHostInstance(element);16 await browser.close();17})();
Using AI Code Generation
1const { prepareToHydrateHostInstance } = require('playwright/lib/server/dom.js');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const page = await browser.newPage();6 const element = await page.$('input');7 const internalElement = await element._elementHandle._context._adoptBackendNodeId(element._elementHandle._remoteObject.objectId);8 prepareToHydrateHostInstance(internalElement);9 await page.close();10 await browser.close();11})();
Using AI Code Generation
1async function hydratePage() {2 const { prepareToHydrateHostInstance } = require('playwright/lib/server/chromium/crPage');3 const { page } = await browser.newPage();4 const { frame } = page.mainFrame();5 const element = await frame.$('input[name="q"]');6 const context = await page.mainFrame().executionContext();7 const handle = await context.evaluateHandle(element => element, element);8 await prepareToHydrateHostInstance(page, handle);9 await page.evaluate(element => {10 element.value = 'test';11 }, element);12 await page.close();13}14hydratePage();15const browser = await playwright.chromium.launch({16});17const browser = await playwright.chromium.launch({18});19const browser = await playwright.chromium.launch({20});
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