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How to use enqueueUpdate method in Playwright Internal
Best JavaScript code snippet using playwright-internal
ReactUpdateQueue.js
Source:ReactUpdateQueue.js 
...14var ReactInstrumentation = require('ReactInstrumentation');15var ReactUpdates = require('ReactUpdates');16var invariant = require('invariant');17var warning = require('warning');18function enqueueUpdate(internalInstance) {19 ReactUpdates.enqueueUpdate(internalInstance);20}21function formatUnexpectedArgument(arg) {22 var type = typeof arg;23 if (type !== 'object') {24 return type;25 }26 var displayName = (arg.constructor && arg.constructor.name) || type;27 var keys = Object.keys(arg);28 if (keys.length > 0 && keys.length < 20) {29 return `${displayName} (keys: ${keys.join(', ')})`;30 }31 return displayName;32}33function getInternalInstanceReadyForUpdate(publicInstance, callerName) {34 var internalInstance = ReactInstanceMap.get(publicInstance);35 if (!internalInstance) {36 if (__DEV__) {37 var ctor = publicInstance.constructor;38 // Only warn when we have a callerName. Otherwise we should be silent.39 // We're probably calling from enqueueCallback. We don't want to warn40 // there because we already warned for the corresponding lifecycle method.41 warning(42 !callerName,43 '%s(...): Can only update a mounted or mounting component. ' +44 'This usually means you called %s() on an unmounted component. ' +45 'This is a no-op. Please check the code for the %s component.',46 callerName,47 callerName,48 (ctor && (ctor.displayName || ctor.name)) || 'ReactClass',49 );50 }51 return null;52 }53 if (__DEV__) {54 warning(55 ReactCurrentOwner.current == null,56 '%s(...): Cannot update during an existing state transition (such as ' +57 "within `render` or another component's constructor). Render methods " +58 'should be a pure function of props and state; constructor ' +59 'side-effects are an anti-pattern, but can be moved to ' +60 '`componentWillMount`.',61 callerName,62 );63 }64 return internalInstance;65}66/**67 * ReactUpdateQueue allows for state updates to be scheduled into a later68 * reconciliation step.69 */70var ReactUpdateQueue = {71 /**72 * Checks whether or not this composite component is mounted.73 * @param {ReactClass} publicInstance The instance we want to test.74 * @return {boolean} True if mounted, false otherwise.75 * @protected76 * @final77 */78 isMounted: function(publicInstance) {79 if (__DEV__) {80 var owner = ReactCurrentOwner.current;81 if (owner !== null) {82 warning(83 owner._warnedAboutRefsInRender,84 '%s is accessing isMounted inside its render() function. ' +85 'render() should be a pure function of props and state. It should ' +86 'never access something that requires stale data from the previous ' +87 'render, such as refs. Move this logic to componentDidMount and ' +88 'componentDidUpdate instead.',89 owner.getName() || 'A component',90 );91 owner._warnedAboutRefsInRender = true;92 }93 }94 var internalInstance = ReactInstanceMap.get(publicInstance);95 if (internalInstance) {96 // During componentWillMount and render this will still be null but after97 // that will always render to something. At least for now. So we can use98 // this hack.99 return !!internalInstance._renderedComponent;100 } else {101 return false;102 }103 },104 /**105 * Enqueue a callback that will be executed after all the pending updates106 * have processed.107 *108 * @param {ReactClass} publicInstance The instance to use as `this` context.109 * @param {?function} callback Called after state is updated.110 * @param {string} callerName Name of the calling function in the public API.111 * @internal112 */113 enqueueCallback: function(publicInstance, callback, callerName) {114 ReactUpdateQueue.validateCallback(callback, callerName);115 var internalInstance = getInternalInstanceReadyForUpdate(publicInstance);116 // Previously we would throw an error if we didn't have an internal117 // instance. Since we want to make it a no-op instead, we mirror the same118 // behavior we have in other enqueue* methods.119 // We also need to ignore callbacks in componentWillMount. See120 // enqueueUpdates.121 if (!internalInstance) {122 return null;123 }124 if (internalInstance._pendingCallbacks) {125 internalInstance._pendingCallbacks.push(callback);126 } else {127 internalInstance._pendingCallbacks = [callback];128 }129 // TODO: The callback here is ignored when setState is called from130 // componentWillMount. Either fix it or disallow doing so completely in131 // favor of getInitialState. Alternatively, we can disallow132 // componentWillMount during server-side rendering.133 enqueueUpdate(internalInstance);134 },135 enqueueCallbackInternal: function(internalInstance, callback) {136 if (internalInstance._pendingCallbacks) {137 internalInstance._pendingCallbacks.push(callback);138 } else {139 internalInstance._pendingCallbacks = [callback];140 }141 enqueueUpdate(internalInstance);142 },143 /**144 * Forces an update. This should only be invoked when it is known with145 * certainty that we are **not** in a DOM transaction.146 *147 * You may want to call this when you know that some deeper aspect of the148 * component's state has changed but `setState` was not called.149 *150 * This will not invoke `shouldComponentUpdate`, but it will invoke151 * `componentWillUpdate` and `componentDidUpdate`.152 *153 * @param {ReactClass} publicInstance The instance that should rerender.154 * @internal155 */156 enqueueForceUpdate: function(publicInstance) {157 var internalInstance = getInternalInstanceReadyForUpdate(158 publicInstance,159 'forceUpdate',160 );161 if (!internalInstance) {162 return;163 }164 internalInstance._pendingForceUpdate = true;165 enqueueUpdate(internalInstance);166 },167 /**168 * Replaces all of the state. Always use this or `setState` to mutate state.169 * You should treat `this.state` as immutable.170 *171 * There is no guarantee that `this.state` will be immediately updated, so172 * accessing `this.state` after calling this method may return the old value.173 *174 * @param {ReactClass} publicInstance The instance that should rerender.175 * @param {object} completeState Next state.176 * @internal177 */178 enqueueReplaceState: function(publicInstance, completeState, callback) {179 var internalInstance = getInternalInstanceReadyForUpdate(180 publicInstance,181 'replaceState',182 );183 if (!internalInstance) {184 return;185 }186 internalInstance._pendingStateQueue = [completeState];187 internalInstance._pendingReplaceState = true;188 // Future-proof 15.5189 if (callback !== undefined && callback !== null) {190 ReactUpdateQueue.validateCallback(callback, 'replaceState');191 if (internalInstance._pendingCallbacks) {192 internalInstance._pendingCallbacks.push(callback);193 } else {194 internalInstance._pendingCallbacks = [callback];195 }196 }197 enqueueUpdate(internalInstance);198 },199 /**200 * Sets a subset of the state. This only exists because _pendingState is201 * internal. This provides a merging strategy that is not available to deep202 * properties which is confusing. TODO: Expose pendingState or don't use it203 * during the merge.204 *205 * @param {ReactClass} publicInstance The instance that should rerender.206 * @param {object} partialState Next partial state to be merged with state.207 * @internal208 */209 enqueueSetState: function(publicInstance, partialState) {210 if (__DEV__) {211 ReactInstrumentation.debugTool.onSetState();212 warning(213 partialState != null,214 'setState(...): You passed an undefined or null state object; ' +215 'instead, use forceUpdate().',216 );217 }218 var internalInstance = getInternalInstanceReadyForUpdate(219 publicInstance,220 'setState',221 );222 if (!internalInstance) {223 return;224 }225 var queue =226 internalInstance._pendingStateQueue ||227 (internalInstance._pendingStateQueue = []);228 queue.push(partialState);229 enqueueUpdate(internalInstance);230 },231 enqueueElementInternal: function(internalInstance, nextElement, nextContext) {232 internalInstance._pendingElement = nextElement;233 // TODO: introduce _pendingContext instead of setting it directly.234 internalInstance._context = nextContext;235 enqueueUpdate(internalInstance);236 },237 validateCallback: function(callback, callerName) {238 invariant(239 !callback || typeof callback === 'function',240 '%s(...): Expected the last optional `callback` argument to be a ' +241 'function. Instead received: %s.',242 callerName,243 formatUnexpectedArgument(callback),244 );245 },246};...
76d678197db2ab5a25d520672612d8d438b61bReactUpdateQueue.js
Source:76d678197db2ab5a25d520672612d8d438b61bReactUpdateQueue.js
...8 var warnOnInvalidCallback = function warnOnInvalidCallback(callback, callerName) {9 warning(callback === null || typeof callback === 'function', '%s(...): Expected the last optional `callback` argument to be a ' + 'function. Instead received: %s.', callerName, '' + callback);10 };11}12function enqueueUpdate(internalInstance) {13 ReactUpdates.enqueueUpdate(internalInstance);14}15function getInternalInstanceReadyForUpdate(publicInstance, callerName) {16 var internalInstance = ReactInstanceMap.get(publicInstance);17 if (!internalInstance) {18 if (__DEV__) {19 var ctor = publicInstance.constructor;20 warning(false, 'Can only update a mounted or mounting component. This usually means ' + 'you called setState, replaceState, or forceUpdate on an unmounted ' + 'component. This is a no-op.\n\nPlease check the code for the ' + '%s component.', ctor && (ctor.displayName || ctor.name) || 'ReactClass');21 }22 return null;23 }24 if (__DEV__) {25 warning(ReactCurrentOwner.current == null, 'Cannot update during an existing state transition (such as within ' + "`render` or another component's constructor). Render methods should " + 'be a pure function of props and state; constructor side-effects are ' + 'an anti-pattern, but can be moved to `componentWillMount`.');26 }27 return internalInstance;28}29var ReactUpdateQueue = {30 isMounted: function isMounted(publicInstance) {31 if (__DEV__) {32 var owner = ReactCurrentOwner.current;33 if (owner !== null) {34 warning(owner._warnedAboutRefsInRender, '%s is accessing isMounted inside its render() function. ' + 'render() should be a pure function of props and state. It should ' + 'never access something that requires stale data from the previous ' + 'render, such as refs. Move this logic to componentDidMount and ' + 'componentDidUpdate instead.', owner.getName() || 'A component');35 owner._warnedAboutRefsInRender = true;36 }37 }38 var internalInstance = ReactInstanceMap.get(publicInstance);39 if (internalInstance) {40 return !!internalInstance._renderedComponent;41 } else {42 return false;43 }44 },45 enqueueCallbackInternal: function enqueueCallbackInternal(internalInstance, callback) {46 if (internalInstance._pendingCallbacks) {47 internalInstance._pendingCallbacks.push(callback);48 } else {49 internalInstance._pendingCallbacks = [callback];50 }51 enqueueUpdate(internalInstance);52 },53 enqueueForceUpdate: function enqueueForceUpdate(publicInstance, callback, callerName) {54 var internalInstance = getInternalInstanceReadyForUpdate(publicInstance);55 if (!internalInstance) {56 return;57 }58 callback = callback === undefined ? null : callback;59 if (callback !== null) {60 if (__DEV__) {61 warnOnInvalidCallback(callback, callerName);62 }63 if (internalInstance._pendingCallbacks) {64 internalInstance._pendingCallbacks.push(callback);65 } else {66 internalInstance._pendingCallbacks = [callback];67 }68 }69 internalInstance._pendingForceUpdate = true;70 enqueueUpdate(internalInstance);71 },72 enqueueReplaceState: function enqueueReplaceState(publicInstance, completeState, callback, callerName) {73 var internalInstance = getInternalInstanceReadyForUpdate(publicInstance);74 if (!internalInstance) {75 return;76 }77 internalInstance._pendingStateQueue = [completeState];78 internalInstance._pendingReplaceState = true;79 callback = callback === undefined ? null : callback;80 if (callback !== null) {81 if (__DEV__) {82 warnOnInvalidCallback(callback, callerName);83 }84 if (internalInstance._pendingCallbacks) {85 internalInstance._pendingCallbacks.push(callback);86 } else {87 internalInstance._pendingCallbacks = [callback];88 }89 }90 enqueueUpdate(internalInstance);91 },92 enqueueSetState: function enqueueSetState(publicInstance, partialState, callback, callerName) {93 if (__DEV__) {94 ReactInstrumentation.debugTool.onSetState();95 warning(partialState != null, 'setState(...): You passed an undefined or null state object; ' + 'instead, use forceUpdate().');96 }97 var internalInstance = getInternalInstanceReadyForUpdate(publicInstance);98 if (!internalInstance) {99 return;100 }101 var queue = internalInstance._pendingStateQueue || (internalInstance._pendingStateQueue = []);102 queue.push(partialState);103 callback = callback === undefined ? null : callback;104 if (callback !== null) {105 if (__DEV__) {106 warnOnInvalidCallback(callback, callerName);107 }108 if (internalInstance._pendingCallbacks) {109 internalInstance._pendingCallbacks.push(callback);110 } else {111 internalInstance._pendingCallbacks = [callback];112 }113 }114 enqueueUpdate(internalInstance);115 },116 enqueueElementInternal: function enqueueElementInternal(internalInstance, nextElement, nextContext) {117 internalInstance._pendingElement = nextElement;118 internalInstance._context = nextContext;119 enqueueUpdate(internalInstance);120 }121};...
926d1dReactUpdateQueue.js
Source:926d1dReactUpdateQueue.js
...8 var warnOnInvalidCallback = function warnOnInvalidCallback(callback, callerName) {9 warning(callback === null || typeof callback === 'function', '%s(...): Expected the last optional `callback` argument to be a ' + 'function. Instead received: %s.', callerName, String(callback));10 };11}12function enqueueUpdate(internalInstance) {13 ReactUpdates.enqueueUpdate(internalInstance);14}15function getInternalInstanceReadyForUpdate(publicInstance, callerName) {16 var internalInstance = ReactInstanceMap.get(publicInstance);17 if (!internalInstance) {18 if (__DEV__) {19 var ctor = publicInstance.constructor;20 warning(false, 'Can only update a mounted or mounting component. This usually means ' + 'you called setState, replaceState, or forceUpdate on an unmounted ' + 'component. This is a no-op.\n\nPlease check the code for the ' + '%s component.', ctor && (ctor.displayName || ctor.name) || 'ReactClass');21 }22 return null;23 }24 if (__DEV__) {25 warning(ReactCurrentOwner.current == null, 'Cannot update during an existing state transition (such as within ' + '`render` or another component\'s constructor). Render methods should ' + 'be a pure function of props and state; constructor side-effects are ' + 'an anti-pattern, but can be moved to `componentWillMount`.');26 }27 return internalInstance;28}29var ReactUpdateQueue = {30 isMounted: function isMounted(publicInstance) {31 if (__DEV__) {32 var owner = ReactCurrentOwner.current;33 if (owner !== null) {34 warning(owner._warnedAboutRefsInRender, '%s is accessing isMounted inside its render() function. ' + 'render() should be a pure function of props and state. It should ' + 'never access something that requires stale data from the previous ' + 'render, such as refs. Move this logic to componentDidMount and ' + 'componentDidUpdate instead.', owner.getName() || 'A component');35 owner._warnedAboutRefsInRender = true;36 }37 }38 var internalInstance = ReactInstanceMap.get(publicInstance);39 if (internalInstance) {40 return !!internalInstance._renderedComponent;41 } else {42 return false;43 }44 },45 enqueueCallbackInternal: function enqueueCallbackInternal(internalInstance, callback) {46 if (internalInstance._pendingCallbacks) {47 internalInstance._pendingCallbacks.push(callback);48 } else {49 internalInstance._pendingCallbacks = [callback];50 }51 enqueueUpdate(internalInstance);52 },53 enqueueForceUpdate: function enqueueForceUpdate(publicInstance, callback, callerName) {54 var internalInstance = getInternalInstanceReadyForUpdate(publicInstance);55 if (!internalInstance) {56 return;57 }58 if (callback) {59 callback = callback === undefined ? null : callback;60 if (__DEV__) {61 warnOnInvalidCallback(callback, callerName);62 }63 if (internalInstance._pendingCallbacks) {64 internalInstance._pendingCallbacks.push(callback);65 } else {66 internalInstance._pendingCallbacks = [callback];67 }68 }69 internalInstance._pendingForceUpdate = true;70 enqueueUpdate(internalInstance);71 },72 enqueueReplaceState: function enqueueReplaceState(publicInstance, completeState, callback, callerName) {73 var internalInstance = getInternalInstanceReadyForUpdate(publicInstance);74 if (!internalInstance) {75 return;76 }77 internalInstance._pendingStateQueue = [completeState];78 internalInstance._pendingReplaceState = true;79 if (callback) {80 callback = callback === undefined ? null : callback;81 if (__DEV__) {82 warnOnInvalidCallback(callback, callerName);83 }84 if (internalInstance._pendingCallbacks) {85 internalInstance._pendingCallbacks.push(callback);86 } else {87 internalInstance._pendingCallbacks = [callback];88 }89 }90 enqueueUpdate(internalInstance);91 },92 enqueueSetState: function enqueueSetState(publicInstance, partialState, callback, callerName) {93 if (__DEV__) {94 ReactInstrumentation.debugTool.onSetState();95 warning(partialState != null, 'setState(...): You passed an undefined or null state object; ' + 'instead, use forceUpdate().');96 }97 var internalInstance = getInternalInstanceReadyForUpdate(publicInstance);98 if (!internalInstance) {99 return;100 }101 var queue = internalInstance._pendingStateQueue || (internalInstance._pendingStateQueue = []);102 queue.push(partialState);103 if (callback) {104 callback = callback === undefined ? null : callback;105 if (__DEV__) {106 warnOnInvalidCallback(callback, callerName);107 }108 if (internalInstance._pendingCallbacks) {109 internalInstance._pendingCallbacks.push(callback);110 } else {111 internalInstance._pendingCallbacks = [callback];112 }113 }114 enqueueUpdate(internalInstance);115 },116 enqueueElementInternal: function enqueueElementInternal(internalInstance, nextElement, nextContext) {117 internalInstance._pendingElement = nextElement;118 internalInstance._context = nextContext;119 enqueueUpdate(internalInstance);120 }121};...
42896aReactUpdateQueue.js
Source:42896aReactUpdateQueue.js
...4var ReactInstrumentation=require('ReactInstrumentation');5var ReactUpdates=require('ReactUpdates');6var invariant=require('fbjs/lib/invariant');7var warning=require('fbjs/lib/warning');8function enqueueUpdate(internalInstance){9ReactUpdates.enqueueUpdate(internalInstance);10}11function formatUnexpectedArgument(arg){12var type=typeof arg;13if(type!=='object'){14return type;15}16var displayName=arg.constructor&&arg.constructor.name||type;17var keys=Object.keys(arg);18if(keys.length>0&&keys.length<20){19return displayName+' (keys: '+keys.join(', ')+')';20}21return displayName;22}23function getInternalInstanceReadyForUpdate(publicInstance,callerName){24var internalInstance=ReactInstanceMap.get(publicInstance);25if(!internalInstance){26if(__DEV__){27var ctor=publicInstance.constructor;28warning(29!callerName,30'%s(...): Can only update a mounted or mounting component. '+31'This usually means you called %s() on an unmounted component. '+32'This is a no-op. Please check the code for the %s component.',33callerName,34callerName,35ctor&&(ctor.displayName||ctor.name)||'ReactClass');36}37return null;38}39if(__DEV__){40warning(41ReactCurrentOwner.current==null,42'%s(...): Cannot update during an existing state transition (such as '+43'within `render` or another component\'s constructor). Render methods '+44'should be a pure function of props and state; constructor '+45'side-effects are an anti-pattern, but can be moved to '+46'`componentWillMount`.',47callerName);48}49return internalInstance;50}51var ReactUpdateQueue={52isMounted:function isMounted(publicInstance){53if(__DEV__){54var owner=ReactCurrentOwner.current;55if(owner!==null){56warning(57owner._warnedAboutRefsInRender,58'%s is accessing isMounted inside its render() function. '+59'render() should be a pure function of props and state. It should '+60'never access something that requires stale data from the previous '+61'render, such as refs. Move this logic to componentDidMount and '+62'componentDidUpdate instead.',63owner.getName()||'A component');64owner._warnedAboutRefsInRender=true;65}66}67var internalInstance=ReactInstanceMap.get(publicInstance);68if(internalInstance){69return!!internalInstance._renderedComponent;70}else{71return false;72}73},74enqueueCallback:function enqueueCallback(publicInstance,callback,callerName){75ReactUpdateQueue.validateCallback(callback,callerName);76var internalInstance=getInternalInstanceReadyForUpdate(publicInstance);77if(!internalInstance){78return null;79}80if(internalInstance._pendingCallbacks){81internalInstance._pendingCallbacks.push(callback);82}else{83internalInstance._pendingCallbacks=[callback];84}85enqueueUpdate(internalInstance);86},87enqueueCallbackInternal:function enqueueCallbackInternal(internalInstance,callback){88if(internalInstance._pendingCallbacks){89internalInstance._pendingCallbacks.push(callback);90}else{91internalInstance._pendingCallbacks=[callback];92}93enqueueUpdate(internalInstance);94},95enqueueForceUpdate:function enqueueForceUpdate(publicInstance){96var internalInstance=getInternalInstanceReadyForUpdate(97publicInstance,98'forceUpdate');99if(!internalInstance){100return;101}102internalInstance._pendingForceUpdate=true;103enqueueUpdate(internalInstance);104},105enqueueReplaceState:function enqueueReplaceState(publicInstance,completeState){106var internalInstance=getInternalInstanceReadyForUpdate(107publicInstance,108'replaceState');109if(!internalInstance){110return;111}112internalInstance._pendingStateQueue=[completeState];113internalInstance._pendingReplaceState=true;114enqueueUpdate(internalInstance);115},116enqueueSetState:function enqueueSetState(publicInstance,partialState){117if(__DEV__){118ReactInstrumentation.debugTool.onSetState();119warning(120partialState!=null,121'setState(...): You passed an undefined or null state object; '+122'instead, use forceUpdate().');123}124var internalInstance=getInternalInstanceReadyForUpdate(125publicInstance,126'setState');127if(!internalInstance){128return;129}130var queue=131internalInstance._pendingStateQueue||(132internalInstance._pendingStateQueue=[]);133queue.push(partialState);134enqueueUpdate(internalInstance);135},136enqueueElementInternal:function enqueueElementInternal(internalInstance,nextElement,nextContext){137internalInstance._pendingElement=nextElement;138internalInstance._context=nextContext;139enqueueUpdate(internalInstance);140},141validateCallback:function validateCallback(callback,callerName){142invariant(143!callback||typeof callback==='function',144'%s(...): Expected the last optional `callback` argument to be a '+145'function. Instead received: %s.',146callerName,147formatUnexpectedArgument(callback));148}};...
index.js
Source:index.js
...20 21 if (isFunction(callback)) {22 update.callback = callback;23 }24 enqueueUpdate(fiber, update);25 scheduleWork(fiber);26 },27 enqueueReplaceState(inst, payload, callback) {28 const fiber = getInstance(inst);29 const currentTime = requestCurrentTime();30 const suspenseConfig = requestCurrentSuspenseConfig();31 const expirationTime = computeExpirationForFiber(32 currentTime,33 fiber,34 suspenseConfig,35 );36 const update = createUpdate(expirationTime, suspenseConfig);37 update.tag = ReplaceState;38 update.payload = payload;39 if (callback !== undefined && callback !== null) {40 if (__DEV__) {41 warnOnInvalidCallback(callback, 'replaceState');42 }43 update.callback = callback;44 }45 if (revertPassiveEffectsChange) {46 flushPassiveEffects();47 }48 enqueueUpdate(fiber, update);49 scheduleWork(fiber, expirationTime);50 },51 enqueueForceUpdate(52 instance, 53 callback54 ) {55 const fiber56 const update = createUpdate(expirationTime, suspenseConfig);57 update.tag = FORCE_UPDATE;58 if (isFunction(callback)) {59 update.callback = callback;60 }61 enqueueUpdate(fiber, update);62 scheduleWork(fiber);63 },64};65// function appendUpdateToQueue (66// queue,67// update,68// ) {69 70// if (queue.lastUpdate === null) {71// queue.firstUpdate = queue.lastUpdate = update;72// } else {73// queue.lastUpdate.next = update;74// queue.lastUpdate = update;75// }...
queue.js
Source:queue.js
...19 this.baseState = null; // åç¶æ20 this.firstUpdate = null; // 第ä¸ä¸ªæ´æ°21 this.lastUpdate = null; // æåä¸ä¸ªæ´æ°22 }23 enqueueUpdate(update) {24 if (this.firstUpdate == null) {25 this.firstUpdate = this.lastUpdate = update;26 } else {27 this.lastUpdate.nextUpload = update;28 this.lastUpdate = update;29 }30 }31 // è·åèç¶æï¼ç¶åéåæ´ä¸ªé¾è¡¨ï¼è¿è¡æ´æ°32 forceUpdate() {33 let currentState = this.baseState || {};34 let currentUpdate = this.firstUpdate;35 while (currentUpdate) {36 let nextState =37 typeof currentUpdate.payload == "function"38 ? currentUpdate.payload(currentState)39 : currentUpdate.payload;40 currentState = { ...currentState, ...nextState };41 currentUpdate = currentUpdate.nextUpload;42 }43 this.firstUpdate = this.lastUpdate = null;44 this.baseState = currentState;45 return currentState;46 }47}48// 计æ°{number: 0}49// setState({number: 1})50// setState((state) => ({number: state.number + 1}))51let queue = new UpdateQueue();52queue.enqueueUpdate(new Update({ name: "hello" }));53queue.enqueueUpdate(new Update({ number: 0 }));54queue.enqueueUpdate(new Update((state) => ({ number: state.number + 1 })));55queue.enqueueUpdate(new Update((state) => ({ number: state.number + 1 })));56queue.forceUpdate();57console.log(queue.baseState);58console.log(queue.firstUpdate);59console.log(queue.lastUpdate);60let root = {61 key: "a1",62 children: [63 {64 key: "b1",65 children: [66 {67 key: "c1",68 children: [],69 },...
classComponentUpdater.js
Source:classComponentUpdater.js
...17 18 if (isFunction(callback)) {19 update.callback = callback;20 }21 enqueueUpdate(fiber, update);22 scheduleWork(fiber);23 },24 enqueueReplaceState(25 instance, 26 payload, 27 callback28 ) {29 const fiber = getFiber(instance);30 const update = createUpdate();31 update.tag = REPLACE_STATE;32 update.payload = payload;33 if (isFunction(callback)) {34 update.callback = callback;35 }36 enqueueUpdate(fiber, update);37 scheduleWork(fiber);38 },39 enqueueForceUpdate(40 instance, 41 callback42 ) {43 const fiber = getFiber(instance);44 const update = createUpdate();45 46 update.tag = FORCE_UPDATE;47 if (isFunction(callback)) {48 update.callback = callback;49 }50 enqueueUpdate(fiber, update);51 scheduleWork(fiber, expirationTime);52 },...
updateQueue.js
Source:updateQueue.js
...9 this.baseState = null;10 this.firstUpdate = null;11 this.lastUpdate = null;12 }13 enqueueUpdate(update){14 if(!this.firstUpdate){15 this.firstUpdate = this.lastUpdate = update;16 }else{17 this.lastUpdate.nextUpdate = update;18 this.lastUpdate = update;19 }20 }21 forceUpdate(){22 let currentState = this.baseState || {};23 let currentUpdate = this.firstUpdate;24 while(currentUpdate){25 let nextState = typeof currentUpdate.payload === 'function'?currentUpdate.payload(currentState):currentUpdate.payload;26 currentState = {...currentState,...nextState};27 currentUpdate = currentUpdate.nextUpdate;28 }29 this.firstUpdate = this.lastUpdate = null;30 this.baseState = currentState;31 return currentState32 }33}34let queue = new UpdateQueue();35queue.enqueueUpdate(new Update({ name: 'www' }))36queue.enqueueUpdate(new Update({ age: 10 }))37queue.enqueueUpdate(new Update(state => ({ age: state.age + 1 })))38queue.enqueueUpdate(new Update(state => ({ age: state.age + 1 })))39queue.forceUpdate()...
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.evaluate(() => {7 });8 await browser.close();9})();
Using AI Code Generation
1const { chromium } = require("playwright");2(async () => {3 const browser = await chromium.launch({ headless: false });4 const page = await browser.newPage();5 await page.click("text=Get started");6 await page.waitForSelector("text=Create a test");7 await page.click("text=Create a test");8 await page.waitForSelector("text=Playwright");9 await page.click("text=Playwright");10 await page.waitForSelector("text=Playwright is a Node.js library to automate");11 await page.click("text=Playwright is a Node.js library to automate");12 await page._delegate._browserContext._doEnqueueUpdate(() => {13 console.log("Hello World");14 });15 await page.screenshot({ path: "example.png" });16 await browser.close();17})();18const { chromium } = require("playwright");19(async () => {20 const browser = await chromium.launch({ headless: false });21 const page = await browser.newPage();22 await page.click("text=Get started");23 await page.waitForSelector("text=Create a test");24 await page.click("text=Create a test");25 await page.waitForSelector("text=Playwright");26 await page.click("text=Playwright");27 await page.waitForSelector("text=Playwright is a Node.js library to automate");28 await page.click("text=Playwright is a Node.js library to automate");29 await page._delegate._browserContext._doEnqueueUpdate(() => {30 console.log("Hello World");31 });32 await page.screenshot({ path: "example.png" });33 await browser.close();34})();35const { chromium } = require("playwright");36(async () => {37 const browser = await chromium.launch({ headless: false });38 const page = await browser.newPage();39 await page.click("text=Get started");40 await page.waitForSelector("text=
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.screenshot({ path: 'google.png' });7 await browser.close();8})();9const { chromium } = require('playwright');10(async () => {11 const browser = await chromium.launch();12 const context = await browser.newContext();13 const page = await context.newPage();14 await page.screenshot({ path: 'google.png' });15 await browser.close();16})();17const { chromium } = require('playwright');18(async () => {19 const browser = await chromium.launch();20 const context = await browser.newContext();21 const page = await context.newPage();22 await page.screenshot({ path: 'google.png' });23 await browser.close();24})();25const { chromium } = require('playwright');26(async () => {27 const browser = await chromium.launch();28 const context = await browser.newContext();29 const page = await context.newPage();30 await page.screenshot({ path: 'google.png' });31 await browser.close();32})();33const { chromium } = require('playwright');34(async () => {35 const browser = await chromium.launch();36 const context = await browser.newContext();37 const page = await context.newPage();38 await page.screenshot({ path: 'google.png' });39 await browser.close();40})();
Using AI Code Generation
1const { chromium } = require('playwright');2const { enqueueUpdate } = require('playwright/lib/server/frames');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 await page.evaluate(() => {8 const connection = window.navigator.connection;9 enqueueUpdate('Network.emulateNetworkConditions', {10 }, connection);11 });12 await page.screenshot({ path: 'google.png' });13 await browser.close();14})();
Using AI Code Generation
1const { chromium } = require('playwright');2const { enqueueUpdate } = require('playwright/lib/server/browserType');3(async () => {4 const browser = await chromium.launch({headless: false});5 const context = await browser.newContext();6 const page = await context.newPage();7 await page.screenshot({path: `example.png`});8 await browser.close();9})();10 at Object.enqueueUpdate (C:\Users\shubh\Documents\GitHub\playwright\lib\server\browserType.js:62:11)11 at async Object.exports.chromium (C:\Users\shubh\Documents\GitHub\playwright\lib\server\browserType.js:116:5)12 at async main (C:\Users\shubh\Documents\GitHub\playwright\test.js:6:16)13const { chromium } = require('playwright');14const { enqueueUpdate } = require('playwright/lib/server/browserType');15(async () => {16 const browserServer = await chromium.launchServer({headless: false});17 const browser = await chromium.connect({ wsEndpoint: browserServer.wsEndpoint() });18 const context = await browser.newContext();19 const page = await context.newPage();20 await page.screenshot({path: `example.png`});21 await browser.close();22})();
Using AI Code Generation
1const { test, expect } = require('@playwright/test');2const { enqueueUpdate } = require('playwright-core/lib/server/browserContext');3test('test', async ({ page }) => {4 await page.waitForTimeout(1000);5 const title = await page.title();6 expect(title).toBe('Playwright');7});
Using AI Code Generation
1const {enqueueUpdate} = require('playwright/lib/server/supplements/recorder/recorderApp');2enqueueUpdate({type: 'recorder', state: 'recording'});3const {enqueueUpdate} = require('playwright/lib/server/supplements/recorder/recorderApp');4enqueueUpdate({type: 'recorder', state: 'paused'});5const {enqueueUpdate} = require('playwright/lib/server/supplements/recorder/recorderApp');6enqueueUpdate({type: 'recorder', state: 'stopped'});7const {enqueueUpdate} = require('playwright/lib/server/supplements/recorder/recorderApp');8enqueueUpdate({type: 'recorder', state: 'recording'});9const {enqueueUpdate} = require('playwright/lib/server/supplements/recorder/recorderApp');10enqueueUpdate({type: 'recorder', state: 'paused'});11const {enqueueUpdate} = require('playwright/lib/server/supplements/recorder/recorderApp');12enqueueUpdate({type: 'recorder', state: 'stopped'});13const {enqueueUpdate} = require('playwright/lib/server/supplements/recorder/recorderApp');14enqueueUpdate({type: 'recorder', state: 'recording'});15const {enqueueUpdate} = require('playwright/lib/server/supplements/recorder/recorderApp');16enqueueUpdate({type: 'recorder', state: 'paused'});17const {enqueueUpdate} = require('playwright/lib/server/supplements/recorder/recorderApp');18enqueueUpdate({type: 'recorder', state: 'stopped'});19const {enqueueUpdate} = require('playwright/lib/server/supplements/recorder/recorderApp');20enqueueUpdate({type: 'recorder', state: 'recording
Using AI Code Generation
1const { enqueueUpdate } = require('playwright/lib/server/trace/recorder');2enqueueUpdate({foo: 'bar'});3const { traceViewer } = require('playwright/lib/server/trace/viewer');4traceViewer({foo: 'bar'});5const { traceViewerUi } = require('playwright/lib/server/trace/viewer');6traceViewerUi({foo: 'bar'});7const { traceViewerUi } = require('playwright/lib/server/trace/viewer');8traceViewerUi({foo: 'bar'});9const { traceViewerUi } = require('playwright/lib/server/trace/viewer');10traceViewerUi({foo: 'bar'});11const { traceViewerUi } = require('playwright/lib/server/trace/viewer');12traceViewerUi({foo: 'bar'});13const { traceViewerUi } = require('playwright/lib/server/trace/viewer');14traceViewerUi({foo: 'bar'});15const { traceViewerUi } = require('playwright/lib/server/trace/viewer');16traceViewerUi({foo: 'bar'});17const { traceViewerUi } = require('playwright/lib/server/trace/viewer');18traceViewerUi({foo: 'bar'});19const { traceViewerUi } = require('playwright/lib/server/trace/viewer');20traceViewerUi({foo: 'bar'});21const { traceViewerUi } = require('playwright/lib/server/trace/viewer');22traceViewerUi({foo: 'bar'});23const { traceViewerUi } = require('playwright/lib/server/trace/viewer');24traceViewerUi({foo: 'bar'});25const { traceViewerUi } = require('playwright/lib/server/trace/viewer');26traceViewerUi({foo: 'bar'});27const { traceViewerUi } = require
Playwright tutorial
LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.
Chapters:
- What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
- How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
- Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
- What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
- Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
- Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
- Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
- Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
- Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
- Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
- Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
- Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.
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