How to use stopPhaseTimer method in Playwright Internal

Best JavaScript code snippet using playwright-internal

c4d79fd1147e4253241bf36ee99d06de7e27dfReactFiberClassComponent.js

Source:c4d79fd1147e4253241bf36ee99d06de7e27dfReactFiberClassComponent.js Github

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...74 startPhaseTimer(workInProgress, 'shouldComponentUpdate');75 }76 var shouldUpdate = instance.shouldComponentUpdate(newProps, newState, newContext);77 if (__DEV__) {78 stopPhaseTimer();79 }80 if (__DEV__) {81 warning(shouldUpdate !== undefined, '%s.shouldComponentUpdate(): Returned undefined instead of a ' + 'boolean value. Make sure to return true or false.', getComponentName(workInProgress) || 'Unknown');82 }83 return shouldUpdate;84 }85 var type = workInProgress.type;86 if (type.prototype && type.prototype.isPureReactComponent) {87 return !shallowEqual(oldProps, newProps) || !shallowEqual(oldState, newState);88 }89 return true;90 }91 function checkClassInstance(workInProgress) {92 var instance = workInProgress.stateNode;93 if (__DEV__) {94 var name = getComponentName(workInProgress);95 var renderPresent = instance.render;96 warning(renderPresent, '%s(...): No `render` method found on the returned component ' + 'instance: you may have forgotten to define `render`.', name);97 var noGetInitialStateOnES6 = !instance.getInitialState || instance.getInitialState.isReactClassApproved || instance.state;98 warning(noGetInitialStateOnES6, 'getInitialState was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Did you mean to define a state property instead?', name);99 var noGetDefaultPropsOnES6 = !instance.getDefaultProps || instance.getDefaultProps.isReactClassApproved;100 warning(noGetDefaultPropsOnES6, 'getDefaultProps was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Use a static property to define defaultProps instead.', name);101 var noInstancePropTypes = !instance.propTypes;102 warning(noInstancePropTypes, 'propTypes was defined as an instance property on %s. Use a static ' + 'property to define propTypes instead.', name);103 var noInstanceContextTypes = !instance.contextTypes;104 warning(noInstanceContextTypes, 'contextTypes was defined as an instance property on %s. Use a static ' + 'property to define contextTypes instead.', name);105 var noComponentShouldUpdate = typeof instance.componentShouldUpdate !== 'function';106 warning(noComponentShouldUpdate, '%s has a method called ' + 'componentShouldUpdate(). Did you mean shouldComponentUpdate()? ' + 'The name is phrased as a question because the function is ' + 'expected to return a value.', name);107 var noComponentDidUnmount = typeof instance.componentDidUnmount !== 'function';108 warning(noComponentDidUnmount, '%s has a method called ' + 'componentDidUnmount(). But there is no such lifecycle method. ' + 'Did you mean componentWillUnmount()?', name);109 var noComponentWillRecieveProps = typeof instance.componentWillRecieveProps !== 'function';110 warning(noComponentWillRecieveProps, '%s has a method called ' + 'componentWillRecieveProps(). Did you mean componentWillReceiveProps()?', name);111 var hasMutatedProps = instance.props !== workInProgress.pendingProps;112 warning(instance.props === undefined || !hasMutatedProps, '%s(...): When calling super() in `%s`, make sure to pass ' + "up the same props that your component's constructor was passed.", name, name);113 }114 var state = instance.state;115 if (state && (typeof state !== 'object' || isArray(state))) {116 invariant(false, '%s.state: must be set to an object or null', getComponentName(workInProgress));117 }118 if (typeof instance.getChildContext === 'function') {119 invariant(typeof workInProgress.type.childContextTypes === 'object', '%s.getChildContext(): childContextTypes must be defined in order to ' + 'use getChildContext().', getComponentName(workInProgress));120 }121 }122 function resetInputPointers(workInProgress, instance) {123 instance.props = workInProgress.memoizedProps;124 instance.state = workInProgress.memoizedState;125 }126 function adoptClassInstance(workInProgress, instance) {127 instance.updater = updater;128 workInProgress.stateNode = instance;129 ReactInstanceMap.set(instance, workInProgress);130 }131 function constructClassInstance(workInProgress) {132 var ctor = workInProgress.type;133 var props = workInProgress.pendingProps;134 var unmaskedContext = getUnmaskedContext(workInProgress);135 var needsContext = isContextConsumer(workInProgress);136 var context = needsContext ? getMaskedContext(workInProgress, unmaskedContext) : emptyObject;137 var instance = new ctor(props, context);138 adoptClassInstance(workInProgress, instance);139 checkClassInstance(workInProgress);140 if (needsContext) {141 cacheContext(workInProgress, unmaskedContext, context);142 }143 return instance;144 }145 function mountClassInstance(workInProgress, priorityLevel) {146 var instance = workInProgress.stateNode;147 var state = instance.state || null;148 var props = workInProgress.pendingProps;149 invariant(props, 'There must be pending props for an initial mount. This error is ' + 'likely caused by a bug in React. Please file an issue.');150 var unmaskedContext = getUnmaskedContext(workInProgress);151 instance.props = props;152 instance.state = state;153 instance.refs = emptyObject;154 instance.context = getMaskedContext(workInProgress, unmaskedContext);155 if (typeof instance.componentWillMount === 'function') {156 if (__DEV__) {157 startPhaseTimer(workInProgress, 'componentWillMount');158 }159 instance.componentWillMount();160 if (__DEV__) {161 stopPhaseTimer();162 }163 var updateQueue = workInProgress.updateQueue;164 if (updateQueue !== null) {165 instance.state = beginUpdateQueue(workInProgress, updateQueue, instance, state, props, priorityLevel);166 }167 }168 if (typeof instance.componentDidMount === 'function') {169 workInProgress.effectTag |= Update;170 }171 }172 function resumeMountClassInstance(workInProgress, priorityLevel) {173 var instance = workInProgress.stateNode;174 resetInputPointers(workInProgress, instance);175 var newState = workInProgress.memoizedState;176 var newProps = workInProgress.pendingProps;177 if (!newProps) {178 newProps = workInProgress.memoizedProps;179 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');180 }181 var newUnmaskedContext = getUnmaskedContext(workInProgress);182 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);183 if (!checkShouldComponentUpdate(workInProgress, workInProgress.memoizedProps, newProps, workInProgress.memoizedState, newState, newContext)) {184 instance.props = newProps;185 instance.state = newState;186 instance.context = newContext;187 return false;188 }189 var newInstance = constructClassInstance(workInProgress);190 newInstance.props = newProps;191 newInstance.state = newState = newInstance.state || null;192 newInstance.context = newContext;193 if (typeof newInstance.componentWillMount === 'function') {194 if (__DEV__) {195 startPhaseTimer(workInProgress, 'componentWillMount');196 }197 newInstance.componentWillMount();198 if (__DEV__) {199 stopPhaseTimer();200 }201 }202 var newUpdateQueue = workInProgress.updateQueue;203 if (newUpdateQueue !== null) {204 newInstance.state = beginUpdateQueue(workInProgress, newUpdateQueue, newInstance, newState, newProps, priorityLevel);205 }206 if (typeof instance.componentDidMount === 'function') {207 workInProgress.effectTag |= Update;208 }209 return true;210 }211 function updateClassInstance(current, workInProgress, priorityLevel) {212 var instance = workInProgress.stateNode;213 resetInputPointers(workInProgress, instance);214 var oldProps = workInProgress.memoizedProps;215 var newProps = workInProgress.pendingProps;216 if (!newProps) {217 newProps = oldProps;218 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');219 }220 var oldContext = instance.context;221 var newUnmaskedContext = getUnmaskedContext(workInProgress);222 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);223 if (oldProps !== newProps || oldContext !== newContext) {224 if (typeof instance.componentWillReceiveProps === 'function') {225 if (__DEV__) {226 startPhaseTimer(workInProgress, 'componentWillReceiveProps');227 }228 instance.componentWillReceiveProps(newProps, newContext);229 if (__DEV__) {230 stopPhaseTimer();231 }232 if (instance.state !== workInProgress.memoizedState) {233 if (__DEV__) {234 warning(false, '%s.componentWillReceiveProps(): Assigning directly to ' + "this.state is deprecated (except inside a component's " + 'constructor). Use setState instead.', getComponentName(workInProgress));235 }236 updater.enqueueReplaceState(instance, instance.state, null);237 }238 }239 }240 var updateQueue = workInProgress.updateQueue;241 var oldState = workInProgress.memoizedState;242 var newState = void 0;243 if (updateQueue !== null) {244 newState = beginUpdateQueue(workInProgress, updateQueue, instance, oldState, newProps, priorityLevel);245 } else {246 newState = oldState;247 }248 if (oldProps === newProps && oldState === newState && !hasContextChanged() && !(updateQueue !== null && updateQueue.hasForceUpdate)) {249 if (typeof instance.componentDidUpdate === 'function') {250 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {251 workInProgress.effectTag |= Update;252 }253 }254 return false;255 }256 var shouldUpdate = checkShouldComponentUpdate(workInProgress, oldProps, newProps, oldState, newState, newContext);257 if (shouldUpdate) {258 if (typeof instance.componentWillUpdate === 'function') {259 if (__DEV__) {260 startPhaseTimer(workInProgress, 'componentWillUpdate');261 }262 instance.componentWillUpdate(newProps, newState, newContext);263 if (__DEV__) {264 stopPhaseTimer();265 }266 }267 if (typeof instance.componentDidUpdate === 'function') {268 workInProgress.effectTag |= Update;269 }270 } else {271 if (typeof instance.componentDidUpdate === 'function') {272 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {273 workInProgress.effectTag |= Update;274 }275 }276 memoizeProps(workInProgress, newProps);277 memoizeState(workInProgress, newState);278 }...

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f189e48c57ab153db02a9093b6892b2590ce4dReactFiberClassComponent.js

Source:f189e48c57ab153db02a9093b6892b2590ce4dReactFiberClassComponent.js Github

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...74 startPhaseTimer(workInProgress, 'shouldComponentUpdate');75 }76 var shouldUpdate = instance.shouldComponentUpdate(newProps, newState, newContext);77 if (__DEV__) {78 stopPhaseTimer();79 }80 if (__DEV__) {81 warning(shouldUpdate !== undefined, '%s.shouldComponentUpdate(): Returned undefined instead of a ' + 'boolean value. Make sure to return true or false.', getComponentName(workInProgress) || 'Unknown');82 }83 return shouldUpdate;84 }85 var type = workInProgress.type;86 if (type.prototype && type.prototype.isPureReactComponent) {87 return !shallowEqual(oldProps, newProps) || !shallowEqual(oldState, newState);88 }89 return true;90 }91 function checkClassInstance(workInProgress) {92 var instance = workInProgress.stateNode;93 if (__DEV__) {94 var name = getComponentName(workInProgress);95 var renderPresent = instance.render;96 warning(renderPresent, '%s(...): No `render` method found on the returned component ' + 'instance: you may have forgotten to define `render`.', name);97 var noGetInitialStateOnES6 = !instance.getInitialState || instance.getInitialState.isReactClassApproved || instance.state;98 warning(noGetInitialStateOnES6, 'getInitialState was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Did you mean to define a state property instead?', name);99 var noGetDefaultPropsOnES6 = !instance.getDefaultProps || instance.getDefaultProps.isReactClassApproved;100 warning(noGetDefaultPropsOnES6, 'getDefaultProps was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Use a static property to define defaultProps instead.', name);101 var noInstancePropTypes = !instance.propTypes;102 warning(noInstancePropTypes, 'propTypes was defined as an instance property on %s. Use a static ' + 'property to define propTypes instead.', name);103 var noInstanceContextTypes = !instance.contextTypes;104 warning(noInstanceContextTypes, 'contextTypes was defined as an instance property on %s. Use a static ' + 'property to define contextTypes instead.', name);105 var noComponentShouldUpdate = typeof instance.componentShouldUpdate !== 'function';106 warning(noComponentShouldUpdate, '%s has a method called ' + 'componentShouldUpdate(). Did you mean shouldComponentUpdate()? ' + 'The name is phrased as a question because the function is ' + 'expected to return a value.', name);107 var noComponentDidUnmount = typeof instance.componentDidUnmount !== 'function';108 warning(noComponentDidUnmount, '%s has a method called ' + 'componentDidUnmount(). But there is no such lifecycle method. ' + 'Did you mean componentWillUnmount()?', name);109 var noComponentWillRecieveProps = typeof instance.componentWillRecieveProps !== 'function';110 warning(noComponentWillRecieveProps, '%s has a method called ' + 'componentWillRecieveProps(). Did you mean componentWillReceiveProps()?', name);111 var hasMutatedProps = instance.props !== workInProgress.pendingProps;112 warning(instance.props === undefined || !hasMutatedProps, '%s(...): When calling super() in `%s`, make sure to pass ' + "up the same props that your component's constructor was passed.", name, name);113 }114 var state = instance.state;115 if (state && (typeof state !== 'object' || isArray(state))) {116 invariant(false, '%s.state: must be set to an object or null', getComponentName(workInProgress));117 }118 if (typeof instance.getChildContext === 'function') {119 invariant(typeof workInProgress.type.childContextTypes === 'object', '%s.getChildContext(): childContextTypes must be defined in order to ' + 'use getChildContext().', getComponentName(workInProgress));120 }121 }122 function resetInputPointers(workInProgress, instance) {123 instance.props = workInProgress.memoizedProps;124 instance.state = workInProgress.memoizedState;125 }126 function adoptClassInstance(workInProgress, instance) {127 instance.updater = updater;128 workInProgress.stateNode = instance;129 ReactInstanceMap.set(instance, workInProgress);130 }131 function constructClassInstance(workInProgress) {132 var ctor = workInProgress.type;133 var props = workInProgress.pendingProps;134 var unmaskedContext = getUnmaskedContext(workInProgress);135 var needsContext = isContextConsumer(workInProgress);136 var context = needsContext ? getMaskedContext(workInProgress, unmaskedContext) : emptyObject;137 var instance = new ctor(props, context);138 adoptClassInstance(workInProgress, instance);139 checkClassInstance(workInProgress);140 if (needsContext) {141 cacheContext(workInProgress, unmaskedContext, context);142 }143 return instance;144 }145 function mountClassInstance(workInProgress, priorityLevel) {146 var instance = workInProgress.stateNode;147 var state = instance.state || null;148 var props = workInProgress.pendingProps;149 invariant(props, 'There must be pending props for an initial mount. This error is ' + 'likely caused by a bug in React. Please file an issue.');150 var unmaskedContext = getUnmaskedContext(workInProgress);151 instance.props = props;152 instance.state = state;153 instance.refs = emptyObject;154 instance.context = getMaskedContext(workInProgress, unmaskedContext);155 if (typeof instance.componentWillMount === 'function') {156 if (__DEV__) {157 startPhaseTimer(workInProgress, 'componentWillMount');158 }159 instance.componentWillMount();160 if (__DEV__) {161 stopPhaseTimer();162 }163 var updateQueue = workInProgress.updateQueue;164 if (updateQueue !== null) {165 instance.state = beginUpdateQueue(workInProgress, updateQueue, instance, state, props, priorityLevel);166 }167 }168 if (typeof instance.componentDidMount === 'function') {169 workInProgress.effectTag |= Update;170 }171 }172 function resumeMountClassInstance(workInProgress, priorityLevel) {173 var instance = workInProgress.stateNode;174 resetInputPointers(workInProgress, instance);175 var newState = workInProgress.memoizedState;176 var newProps = workInProgress.pendingProps;177 if (!newProps) {178 newProps = workInProgress.memoizedProps;179 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');180 }181 var newUnmaskedContext = getUnmaskedContext(workInProgress);182 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);183 if (!checkShouldComponentUpdate(workInProgress, workInProgress.memoizedProps, newProps, workInProgress.memoizedState, newState, newContext)) {184 instance.props = newProps;185 instance.state = newState;186 instance.context = newContext;187 return false;188 }189 var newInstance = constructClassInstance(workInProgress);190 newInstance.props = newProps;191 newInstance.state = newState = newInstance.state || null;192 newInstance.context = newContext;193 if (typeof newInstance.componentWillMount === 'function') {194 if (__DEV__) {195 startPhaseTimer(workInProgress, 'componentWillMount');196 }197 newInstance.componentWillMount();198 if (__DEV__) {199 stopPhaseTimer();200 }201 }202 var newUpdateQueue = workInProgress.updateQueue;203 if (newUpdateQueue !== null) {204 newInstance.state = beginUpdateQueue(workInProgress, newUpdateQueue, newInstance, newState, newProps, priorityLevel);205 }206 if (typeof instance.componentDidMount === 'function') {207 workInProgress.effectTag |= Update;208 }209 return true;210 }211 function updateClassInstance(current, workInProgress, priorityLevel) {212 var instance = workInProgress.stateNode;213 resetInputPointers(workInProgress, instance);214 var oldProps = workInProgress.memoizedProps;215 var newProps = workInProgress.pendingProps;216 if (!newProps) {217 newProps = oldProps;218 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');219 }220 var oldContext = instance.context;221 var newUnmaskedContext = getUnmaskedContext(workInProgress);222 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);223 if (oldProps !== newProps || oldContext !== newContext) {224 if (typeof instance.componentWillReceiveProps === 'function') {225 if (__DEV__) {226 startPhaseTimer(workInProgress, 'componentWillReceiveProps');227 }228 instance.componentWillReceiveProps(newProps, newContext);229 if (__DEV__) {230 stopPhaseTimer();231 }232 if (instance.state !== workInProgress.memoizedState) {233 if (__DEV__) {234 warning(false, '%s.componentWillReceiveProps(): Assigning directly to ' + "this.state is deprecated (except inside a component's " + 'constructor). Use setState instead.', getComponentName(workInProgress));235 }236 updater.enqueueReplaceState(instance, instance.state, null);237 }238 }239 }240 var updateQueue = workInProgress.updateQueue;241 var oldState = workInProgress.memoizedState;242 var newState = void 0;243 if (updateQueue !== null) {244 newState = beginUpdateQueue(workInProgress, updateQueue, instance, oldState, newProps, priorityLevel);245 } else {246 newState = oldState;247 }248 if (oldProps === newProps && oldState === newState && !hasContextChanged() && !(updateQueue !== null && updateQueue.hasForceUpdate)) {249 if (typeof instance.componentDidUpdate === 'function') {250 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {251 workInProgress.effectTag |= Update;252 }253 }254 return false;255 }256 var shouldUpdate = checkShouldComponentUpdate(workInProgress, oldProps, newProps, oldState, newState, newContext);257 if (shouldUpdate) {258 if (typeof instance.componentWillUpdate === 'function') {259 if (__DEV__) {260 startPhaseTimer(workInProgress, 'componentWillUpdate');261 }262 instance.componentWillUpdate(newProps, newState, newContext);263 if (__DEV__) {264 stopPhaseTimer();265 }266 }267 if (typeof instance.componentDidUpdate === 'function') {268 workInProgress.effectTag |= Update;269 }270 } else {271 if (typeof instance.componentDidUpdate === 'function') {272 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {273 workInProgress.effectTag |= Update;274 }275 }276 memoizeProps(workInProgress, newProps);277 memoizeState(workInProgress, newState);278 }...

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63dfe97fc56ec59927fe7014929325c1aa846dReactFiberClassComponent.js

Source:63dfe97fc56ec59927fe7014929325c1aa846dReactFiberClassComponent.js Github

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...74 startPhaseTimer(workInProgress, 'shouldComponentUpdate');75 }76 var shouldUpdate = instance.shouldComponentUpdate(newProps, newState, newContext);77 if (__DEV__) {78 stopPhaseTimer();79 }80 if (__DEV__) {81 warning(shouldUpdate !== undefined, '%s.shouldComponentUpdate(): Returned undefined instead of a ' + 'boolean value. Make sure to return true or false.', getComponentName(workInProgress) || 'Unknown');82 }83 return shouldUpdate;84 }85 var type = workInProgress.type;86 if (type.prototype && type.prototype.isPureReactComponent) {87 return !shallowEqual(oldProps, newProps) || !shallowEqual(oldState, newState);88 }89 return true;90 }91 function checkClassInstance(workInProgress) {92 var instance = workInProgress.stateNode;93 if (__DEV__) {94 var name = getComponentName(workInProgress);95 var renderPresent = instance.render;96 warning(renderPresent, '%s(...): No `render` method found on the returned component ' + 'instance: you may have forgotten to define `render`.', name);97 var noGetInitialStateOnES6 = !instance.getInitialState || instance.getInitialState.isReactClassApproved || instance.state;98 warning(noGetInitialStateOnES6, 'getInitialState was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Did you mean to define a state property instead?', name);99 var noGetDefaultPropsOnES6 = !instance.getDefaultProps || instance.getDefaultProps.isReactClassApproved;100 warning(noGetDefaultPropsOnES6, 'getDefaultProps was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Use a static property to define defaultProps instead.', name);101 var noInstancePropTypes = !instance.propTypes;102 warning(noInstancePropTypes, 'propTypes was defined as an instance property on %s. Use a static ' + 'property to define propTypes instead.', name);103 var noInstanceContextTypes = !instance.contextTypes;104 warning(noInstanceContextTypes, 'contextTypes was defined as an instance property on %s. Use a static ' + 'property to define contextTypes instead.', name);105 var noComponentShouldUpdate = typeof instance.componentShouldUpdate !== 'function';106 warning(noComponentShouldUpdate, '%s has a method called ' + 'componentShouldUpdate(). Did you mean shouldComponentUpdate()? ' + 'The name is phrased as a question because the function is ' + 'expected to return a value.', name);107 var noComponentDidUnmount = typeof instance.componentDidUnmount !== 'function';108 warning(noComponentDidUnmount, '%s has a method called ' + 'componentDidUnmount(). But there is no such lifecycle method. ' + 'Did you mean componentWillUnmount()?', name);109 var noComponentWillRecieveProps = typeof instance.componentWillRecieveProps !== 'function';110 warning(noComponentWillRecieveProps, '%s has a method called ' + 'componentWillRecieveProps(). Did you mean componentWillReceiveProps()?', name);111 var hasMutatedProps = instance.props !== workInProgress.pendingProps;112 warning(instance.props === undefined || !hasMutatedProps, '%s(...): When calling super() in `%s`, make sure to pass ' + "up the same props that your component's constructor was passed.", name, name);113 }114 var state = instance.state;115 if (state && (typeof state !== 'object' || isArray(state))) {116 invariant(false, '%s.state: must be set to an object or null', getComponentName(workInProgress));117 }118 if (typeof instance.getChildContext === 'function') {119 invariant(typeof workInProgress.type.childContextTypes === 'object', '%s.getChildContext(): childContextTypes must be defined in order to ' + 'use getChildContext().', getComponentName(workInProgress));120 }121 }122 function resetInputPointers(workInProgress, instance) {123 instance.props = workInProgress.memoizedProps;124 instance.state = workInProgress.memoizedState;125 }126 function adoptClassInstance(workInProgress, instance) {127 instance.updater = updater;128 workInProgress.stateNode = instance;129 ReactInstanceMap.set(instance, workInProgress);130 }131 function constructClassInstance(workInProgress) {132 var ctor = workInProgress.type;133 var props = workInProgress.pendingProps;134 var unmaskedContext = getUnmaskedContext(workInProgress);135 var needsContext = isContextConsumer(workInProgress);136 var context = needsContext ? getMaskedContext(workInProgress, unmaskedContext) : emptyObject;137 var instance = new ctor(props, context);138 adoptClassInstance(workInProgress, instance);139 checkClassInstance(workInProgress);140 if (needsContext) {141 cacheContext(workInProgress, unmaskedContext, context);142 }143 return instance;144 }145 function mountClassInstance(workInProgress, priorityLevel) {146 var instance = workInProgress.stateNode;147 var state = instance.state || null;148 var props = workInProgress.pendingProps;149 invariant(props, 'There must be pending props for an initial mount. This error is ' + 'likely caused by a bug in React. Please file an issue.');150 var unmaskedContext = getUnmaskedContext(workInProgress);151 instance.props = props;152 instance.state = state;153 instance.refs = emptyObject;154 instance.context = getMaskedContext(workInProgress, unmaskedContext);155 if (typeof instance.componentWillMount === 'function') {156 if (__DEV__) {157 startPhaseTimer(workInProgress, 'componentWillMount');158 }159 instance.componentWillMount();160 if (__DEV__) {161 stopPhaseTimer();162 }163 var updateQueue = workInProgress.updateQueue;164 if (updateQueue !== null) {165 instance.state = beginUpdateQueue(workInProgress, updateQueue, instance, state, props, priorityLevel);166 }167 }168 if (typeof instance.componentDidMount === 'function') {169 workInProgress.effectTag |= Update;170 }171 }172 function resumeMountClassInstance(workInProgress, priorityLevel) {173 var instance = workInProgress.stateNode;174 resetInputPointers(workInProgress, instance);175 var newState = workInProgress.memoizedState;176 var newProps = workInProgress.pendingProps;177 if (!newProps) {178 newProps = workInProgress.memoizedProps;179 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');180 }181 var newUnmaskedContext = getUnmaskedContext(workInProgress);182 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);183 if (!checkShouldComponentUpdate(workInProgress, workInProgress.memoizedProps, newProps, workInProgress.memoizedState, newState, newContext)) {184 instance.props = newProps;185 instance.state = newState;186 instance.context = newContext;187 return false;188 }189 var newInstance = constructClassInstance(workInProgress);190 newInstance.props = newProps;191 newInstance.state = newState = newInstance.state || null;192 newInstance.context = newContext;193 if (typeof newInstance.componentWillMount === 'function') {194 if (__DEV__) {195 startPhaseTimer(workInProgress, 'componentWillMount');196 }197 newInstance.componentWillMount();198 if (__DEV__) {199 stopPhaseTimer();200 }201 }202 var newUpdateQueue = workInProgress.updateQueue;203 if (newUpdateQueue !== null) {204 newInstance.state = beginUpdateQueue(workInProgress, newUpdateQueue, newInstance, newState, newProps, priorityLevel);205 }206 if (typeof instance.componentDidMount === 'function') {207 workInProgress.effectTag |= Update;208 }209 return true;210 }211 function updateClassInstance(current, workInProgress, priorityLevel) {212 var instance = workInProgress.stateNode;213 resetInputPointers(workInProgress, instance);214 var oldProps = workInProgress.memoizedProps;215 var newProps = workInProgress.pendingProps;216 if (!newProps) {217 newProps = oldProps;218 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');219 }220 var oldContext = instance.context;221 var newUnmaskedContext = getUnmaskedContext(workInProgress);222 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);223 if (oldProps !== newProps || oldContext !== newContext) {224 if (typeof instance.componentWillReceiveProps === 'function') {225 if (__DEV__) {226 startPhaseTimer(workInProgress, 'componentWillReceiveProps');227 }228 instance.componentWillReceiveProps(newProps, newContext);229 if (__DEV__) {230 stopPhaseTimer();231 }232 if (instance.state !== workInProgress.memoizedState) {233 if (__DEV__) {234 warning(false, '%s.componentWillReceiveProps(): Assigning directly to ' + "this.state is deprecated (except inside a component's " + 'constructor). Use setState instead.', getComponentName(workInProgress));235 }236 updater.enqueueReplaceState(instance, instance.state, null);237 }238 }239 }240 var updateQueue = workInProgress.updateQueue;241 var oldState = workInProgress.memoizedState;242 var newState = void 0;243 if (updateQueue !== null) {244 newState = beginUpdateQueue(workInProgress, updateQueue, instance, oldState, newProps, priorityLevel);245 } else {246 newState = oldState;247 }248 if (oldProps === newProps && oldState === newState && !hasContextChanged() && !(updateQueue !== null && updateQueue.hasForceUpdate)) {249 if (typeof instance.componentDidUpdate === 'function') {250 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {251 workInProgress.effectTag |= Update;252 }253 }254 return false;255 }256 var shouldUpdate = checkShouldComponentUpdate(workInProgress, oldProps, newProps, oldState, newState, newContext);257 if (shouldUpdate) {258 if (typeof instance.componentWillUpdate === 'function') {259 if (__DEV__) {260 startPhaseTimer(workInProgress, 'componentWillUpdate');261 }262 instance.componentWillUpdate(newProps, newState, newContext);263 if (__DEV__) {264 stopPhaseTimer();265 }266 }267 if (typeof instance.componentDidUpdate === 'function') {268 workInProgress.effectTag |= Update;269 }270 } else {271 if (typeof instance.componentDidUpdate === 'function') {272 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {273 workInProgress.effectTag |= Update;274 }275 }276 memoizeProps(workInProgress, newProps);277 memoizeState(workInProgress, newState);278 }...

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5189058ca83259b19f61a71152c744cf5554ccReactFiberClassComponent.js

Source:5189058ca83259b19f61a71152c744cf5554ccReactFiberClassComponent.js Github

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...74 startPhaseTimer(workInProgress, 'shouldComponentUpdate');75 }76 var shouldUpdate = instance.shouldComponentUpdate(newProps, newState, newContext);77 if (__DEV__) {78 stopPhaseTimer();79 }80 if (__DEV__) {81 warning(shouldUpdate !== undefined, '%s.shouldComponentUpdate(): Returned undefined instead of a ' + 'boolean value. Make sure to return true or false.', getComponentName(workInProgress) || 'Unknown');82 }83 return shouldUpdate;84 }85 var type = workInProgress.type;86 if (type.prototype && type.prototype.isPureReactComponent) {87 return !shallowEqual(oldProps, newProps) || !shallowEqual(oldState, newState);88 }89 return true;90 }91 function checkClassInstance(workInProgress) {92 var instance = workInProgress.stateNode;93 if (__DEV__) {94 var name = getComponentName(workInProgress);95 var renderPresent = instance.render;96 warning(renderPresent, '%s(...): No `render` method found on the returned component ' + 'instance: you may have forgotten to define `render`.', name);97 var noGetInitialStateOnES6 = !instance.getInitialState || instance.getInitialState.isReactClassApproved || instance.state;98 warning(noGetInitialStateOnES6, 'getInitialState was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Did you mean to define a state property instead?', name);99 var noGetDefaultPropsOnES6 = !instance.getDefaultProps || instance.getDefaultProps.isReactClassApproved;100 warning(noGetDefaultPropsOnES6, 'getDefaultProps was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Use a static property to define defaultProps instead.', name);101 var noInstancePropTypes = !instance.propTypes;102 warning(noInstancePropTypes, 'propTypes was defined as an instance property on %s. Use a static ' + 'property to define propTypes instead.', name);103 var noInstanceContextTypes = !instance.contextTypes;104 warning(noInstanceContextTypes, 'contextTypes was defined as an instance property on %s. Use a static ' + 'property to define contextTypes instead.', name);105 var noComponentShouldUpdate = typeof instance.componentShouldUpdate !== 'function';106 warning(noComponentShouldUpdate, '%s has a method called ' + 'componentShouldUpdate(). Did you mean shouldComponentUpdate()? ' + 'The name is phrased as a question because the function is ' + 'expected to return a value.', name);107 var noComponentDidUnmount = typeof instance.componentDidUnmount !== 'function';108 warning(noComponentDidUnmount, '%s has a method called ' + 'componentDidUnmount(). But there is no such lifecycle method. ' + 'Did you mean componentWillUnmount()?', name);109 var noComponentWillRecieveProps = typeof instance.componentWillRecieveProps !== 'function';110 warning(noComponentWillRecieveProps, '%s has a method called ' + 'componentWillRecieveProps(). Did you mean componentWillReceiveProps()?', name);111 var hasMutatedProps = instance.props !== workInProgress.pendingProps;112 warning(instance.props === undefined || !hasMutatedProps, '%s(...): When calling super() in `%s`, make sure to pass ' + "up the same props that your component's constructor was passed.", name, name);113 }114 var state = instance.state;115 if (state && (typeof state !== 'object' || isArray(state))) {116 invariant(false, '%s.state: must be set to an object or null', getComponentName(workInProgress));117 }118 if (typeof instance.getChildContext === 'function') {119 invariant(typeof workInProgress.type.childContextTypes === 'object', '%s.getChildContext(): childContextTypes must be defined in order to ' + 'use getChildContext().', getComponentName(workInProgress));120 }121 }122 function resetInputPointers(workInProgress, instance) {123 instance.props = workInProgress.memoizedProps;124 instance.state = workInProgress.memoizedState;125 }126 function adoptClassInstance(workInProgress, instance) {127 instance.updater = updater;128 workInProgress.stateNode = instance;129 ReactInstanceMap.set(instance, workInProgress);130 }131 function constructClassInstance(workInProgress) {132 var ctor = workInProgress.type;133 var props = workInProgress.pendingProps;134 var unmaskedContext = getUnmaskedContext(workInProgress);135 var needsContext = isContextConsumer(workInProgress);136 var context = needsContext ? getMaskedContext(workInProgress, unmaskedContext) : emptyObject;137 var instance = new ctor(props, context);138 adoptClassInstance(workInProgress, instance);139 checkClassInstance(workInProgress);140 if (needsContext) {141 cacheContext(workInProgress, unmaskedContext, context);142 }143 return instance;144 }145 function mountClassInstance(workInProgress, priorityLevel) {146 var instance = workInProgress.stateNode;147 var state = instance.state || null;148 var props = workInProgress.pendingProps;149 invariant(props, 'There must be pending props for an initial mount. This error is ' + 'likely caused by a bug in React. Please file an issue.');150 var unmaskedContext = getUnmaskedContext(workInProgress);151 instance.props = props;152 instance.state = state;153 instance.refs = emptyObject;154 instance.context = getMaskedContext(workInProgress, unmaskedContext);155 if (typeof instance.componentWillMount === 'function') {156 if (__DEV__) {157 startPhaseTimer(workInProgress, 'componentWillMount');158 }159 instance.componentWillMount();160 if (__DEV__) {161 stopPhaseTimer();162 }163 var updateQueue = workInProgress.updateQueue;164 if (updateQueue !== null) {165 instance.state = beginUpdateQueue(workInProgress, updateQueue, instance, state, props, priorityLevel);166 }167 }168 if (typeof instance.componentDidMount === 'function') {169 workInProgress.effectTag |= Update;170 }171 }172 function resumeMountClassInstance(workInProgress, priorityLevel) {173 var instance = workInProgress.stateNode;174 resetInputPointers(workInProgress, instance);175 var newState = workInProgress.memoizedState;176 var newProps = workInProgress.pendingProps;177 if (!newProps) {178 newProps = workInProgress.memoizedProps;179 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');180 }181 var newUnmaskedContext = getUnmaskedContext(workInProgress);182 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);183 if (!checkShouldComponentUpdate(workInProgress, workInProgress.memoizedProps, newProps, workInProgress.memoizedState, newState, newContext)) {184 instance.props = newProps;185 instance.state = newState;186 instance.context = newContext;187 return false;188 }189 var newInstance = constructClassInstance(workInProgress);190 newInstance.props = newProps;191 newInstance.state = newState = newInstance.state || null;192 newInstance.context = newContext;193 if (typeof newInstance.componentWillMount === 'function') {194 if (__DEV__) {195 startPhaseTimer(workInProgress, 'componentWillMount');196 }197 newInstance.componentWillMount();198 if (__DEV__) {199 stopPhaseTimer();200 }201 }202 var newUpdateQueue = workInProgress.updateQueue;203 if (newUpdateQueue !== null) {204 newInstance.state = beginUpdateQueue(workInProgress, newUpdateQueue, newInstance, newState, newProps, priorityLevel);205 }206 if (typeof instance.componentDidMount === 'function') {207 workInProgress.effectTag |= Update;208 }209 return true;210 }211 function updateClassInstance(current, workInProgress, priorityLevel) {212 var instance = workInProgress.stateNode;213 resetInputPointers(workInProgress, instance);214 var oldProps = workInProgress.memoizedProps;215 var newProps = workInProgress.pendingProps;216 if (!newProps) {217 newProps = oldProps;218 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');219 }220 var oldContext = instance.context;221 var newUnmaskedContext = getUnmaskedContext(workInProgress);222 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);223 if (oldProps !== newProps || oldContext !== newContext) {224 if (typeof instance.componentWillReceiveProps === 'function') {225 if (__DEV__) {226 startPhaseTimer(workInProgress, 'componentWillReceiveProps');227 }228 instance.componentWillReceiveProps(newProps, newContext);229 if (__DEV__) {230 stopPhaseTimer();231 }232 if (instance.state !== workInProgress.memoizedState) {233 if (__DEV__) {234 warning(false, '%s.componentWillReceiveProps(): Assigning directly to ' + "this.state is deprecated (except inside a component's " + 'constructor). Use setState instead.', getComponentName(workInProgress));235 }236 updater.enqueueReplaceState(instance, instance.state, null);237 }238 }239 }240 var updateQueue = workInProgress.updateQueue;241 var oldState = workInProgress.memoizedState;242 var newState = void 0;243 if (updateQueue !== null) {244 newState = beginUpdateQueue(workInProgress, updateQueue, instance, oldState, newProps, priorityLevel);245 } else {246 newState = oldState;247 }248 if (oldProps === newProps && oldState === newState && !hasContextChanged() && !(updateQueue !== null && updateQueue.hasForceUpdate)) {249 if (typeof instance.componentDidUpdate === 'function') {250 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {251 workInProgress.effectTag |= Update;252 }253 }254 return false;255 }256 var shouldUpdate = checkShouldComponentUpdate(workInProgress, oldProps, newProps, oldState, newState, newContext);257 if (shouldUpdate) {258 if (typeof instance.componentWillUpdate === 'function') {259 if (__DEV__) {260 startPhaseTimer(workInProgress, 'componentWillUpdate');261 }262 instance.componentWillUpdate(newProps, newState, newContext);263 if (__DEV__) {264 stopPhaseTimer();265 }266 }267 if (typeof instance.componentDidUpdate === 'function') {268 workInProgress.effectTag |= Update;269 }270 } else {271 if (typeof instance.componentDidUpdate === 'function') {272 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {273 workInProgress.effectTag |= Update;274 }275 }276 memoizeProps(workInProgress, newProps);277 memoizeState(workInProgress, newState);278 }...

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e5881c9fce00eba262a698b097b520392b5a8eReactFiberClassComponent.js

Source:e5881c9fce00eba262a698b097b520392b5a8eReactFiberClassComponent.js Github

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...74 startPhaseTimer(workInProgress, 'shouldComponentUpdate');75 }76 var shouldUpdate = instance.shouldComponentUpdate(newProps, newState, newContext);77 if (__DEV__) {78 stopPhaseTimer();79 }80 if (__DEV__) {81 warning(shouldUpdate !== undefined, '%s.shouldComponentUpdate(): Returned undefined instead of a ' + 'boolean value. Make sure to return true or false.', getComponentName(workInProgress) || 'Unknown');82 }83 return shouldUpdate;84 }85 var type = workInProgress.type;86 if (type.prototype && type.prototype.isPureReactComponent) {87 return !shallowEqual(oldProps, newProps) || !shallowEqual(oldState, newState);88 }89 return true;90 }91 function checkClassInstance(workInProgress) {92 var instance = workInProgress.stateNode;93 if (__DEV__) {94 var name = getComponentName(workInProgress);95 var renderPresent = instance.render;96 warning(renderPresent, '%s(...): No `render` method found on the returned component ' + 'instance: you may have forgotten to define `render`.', name);97 var noGetInitialStateOnES6 = !instance.getInitialState || instance.getInitialState.isReactClassApproved || instance.state;98 warning(noGetInitialStateOnES6, 'getInitialState was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Did you mean to define a state property instead?', name);99 var noGetDefaultPropsOnES6 = !instance.getDefaultProps || instance.getDefaultProps.isReactClassApproved;100 warning(noGetDefaultPropsOnES6, 'getDefaultProps was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Use a static property to define defaultProps instead.', name);101 var noInstancePropTypes = !instance.propTypes;102 warning(noInstancePropTypes, 'propTypes was defined as an instance property on %s. Use a static ' + 'property to define propTypes instead.', name);103 var noInstanceContextTypes = !instance.contextTypes;104 warning(noInstanceContextTypes, 'contextTypes was defined as an instance property on %s. Use a static ' + 'property to define contextTypes instead.', name);105 var noComponentShouldUpdate = typeof instance.componentShouldUpdate !== 'function';106 warning(noComponentShouldUpdate, '%s has a method called ' + 'componentShouldUpdate(). Did you mean shouldComponentUpdate()? ' + 'The name is phrased as a question because the function is ' + 'expected to return a value.', name);107 var noComponentDidUnmount = typeof instance.componentDidUnmount !== 'function';108 warning(noComponentDidUnmount, '%s has a method called ' + 'componentDidUnmount(). But there is no such lifecycle method. ' + 'Did you mean componentWillUnmount()?', name);109 var noComponentWillRecieveProps = typeof instance.componentWillRecieveProps !== 'function';110 warning(noComponentWillRecieveProps, '%s has a method called ' + 'componentWillRecieveProps(). Did you mean componentWillReceiveProps()?', name);111 var hasMutatedProps = instance.props !== workInProgress.pendingProps;112 warning(instance.props === undefined || !hasMutatedProps, '%s(...): When calling super() in `%s`, make sure to pass ' + "up the same props that your component's constructor was passed.", name, name);113 }114 var state = instance.state;115 if (state && (typeof state !== 'object' || isArray(state))) {116 invariant(false, '%s.state: must be set to an object or null', getComponentName(workInProgress));117 }118 if (typeof instance.getChildContext === 'function') {119 invariant(typeof workInProgress.type.childContextTypes === 'object', '%s.getChildContext(): childContextTypes must be defined in order to ' + 'use getChildContext().', getComponentName(workInProgress));120 }121 }122 function resetInputPointers(workInProgress, instance) {123 instance.props = workInProgress.memoizedProps;124 instance.state = workInProgress.memoizedState;125 }126 function adoptClassInstance(workInProgress, instance) {127 instance.updater = updater;128 workInProgress.stateNode = instance;129 ReactInstanceMap.set(instance, workInProgress);130 }131 function constructClassInstance(workInProgress) {132 var ctor = workInProgress.type;133 var props = workInProgress.pendingProps;134 var unmaskedContext = getUnmaskedContext(workInProgress);135 var needsContext = isContextConsumer(workInProgress);136 var context = needsContext ? getMaskedContext(workInProgress, unmaskedContext) : emptyObject;137 var instance = new ctor(props, context);138 adoptClassInstance(workInProgress, instance);139 checkClassInstance(workInProgress);140 if (needsContext) {141 cacheContext(workInProgress, unmaskedContext, context);142 }143 return instance;144 }145 function mountClassInstance(workInProgress, priorityLevel) {146 var instance = workInProgress.stateNode;147 var state = instance.state || null;148 var props = workInProgress.pendingProps;149 invariant(props, 'There must be pending props for an initial mount. This error is ' + 'likely caused by a bug in React. Please file an issue.');150 var unmaskedContext = getUnmaskedContext(workInProgress);151 instance.props = props;152 instance.state = state;153 instance.refs = emptyObject;154 instance.context = getMaskedContext(workInProgress, unmaskedContext);155 if (typeof instance.componentWillMount === 'function') {156 if (__DEV__) {157 startPhaseTimer(workInProgress, 'componentWillMount');158 }159 instance.componentWillMount();160 if (__DEV__) {161 stopPhaseTimer();162 }163 var updateQueue = workInProgress.updateQueue;164 if (updateQueue !== null) {165 instance.state = beginUpdateQueue(workInProgress, updateQueue, instance, state, props, priorityLevel);166 }167 }168 if (typeof instance.componentDidMount === 'function') {169 workInProgress.effectTag |= Update;170 }171 }172 function resumeMountClassInstance(workInProgress, priorityLevel) {173 var instance = workInProgress.stateNode;174 resetInputPointers(workInProgress, instance);175 var newState = workInProgress.memoizedState;176 var newProps = workInProgress.pendingProps;177 if (!newProps) {178 newProps = workInProgress.memoizedProps;179 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');180 }181 var newUnmaskedContext = getUnmaskedContext(workInProgress);182 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);183 if (!checkShouldComponentUpdate(workInProgress, workInProgress.memoizedProps, newProps, workInProgress.memoizedState, newState, newContext)) {184 instance.props = newProps;185 instance.state = newState;186 instance.context = newContext;187 return false;188 }189 var newInstance = constructClassInstance(workInProgress);190 newInstance.props = newProps;191 newInstance.state = newState = newInstance.state || null;192 newInstance.context = newContext;193 if (typeof newInstance.componentWillMount === 'function') {194 if (__DEV__) {195 startPhaseTimer(workInProgress, 'componentWillMount');196 }197 newInstance.componentWillMount();198 if (__DEV__) {199 stopPhaseTimer();200 }201 }202 var newUpdateQueue = workInProgress.updateQueue;203 if (newUpdateQueue !== null) {204 newInstance.state = beginUpdateQueue(workInProgress, newUpdateQueue, newInstance, newState, newProps, priorityLevel);205 }206 if (typeof instance.componentDidMount === 'function') {207 workInProgress.effectTag |= Update;208 }209 return true;210 }211 function updateClassInstance(current, workInProgress, priorityLevel) {212 var instance = workInProgress.stateNode;213 resetInputPointers(workInProgress, instance);214 var oldProps = workInProgress.memoizedProps;215 var newProps = workInProgress.pendingProps;216 if (!newProps) {217 newProps = oldProps;218 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');219 }220 var oldContext = instance.context;221 var newUnmaskedContext = getUnmaskedContext(workInProgress);222 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);223 if (oldProps !== newProps || oldContext !== newContext) {224 if (typeof instance.componentWillReceiveProps === 'function') {225 if (__DEV__) {226 startPhaseTimer(workInProgress, 'componentWillReceiveProps');227 }228 instance.componentWillReceiveProps(newProps, newContext);229 if (__DEV__) {230 stopPhaseTimer();231 }232 if (instance.state !== workInProgress.memoizedState) {233 if (__DEV__) {234 warning(false, '%s.componentWillReceiveProps(): Assigning directly to ' + "this.state is deprecated (except inside a component's " + 'constructor). Use setState instead.', getComponentName(workInProgress));235 }236 updater.enqueueReplaceState(instance, instance.state, null);237 }238 }239 }240 var updateQueue = workInProgress.updateQueue;241 var oldState = workInProgress.memoizedState;242 var newState = void 0;243 if (updateQueue !== null) {244 newState = beginUpdateQueue(workInProgress, updateQueue, instance, oldState, newProps, priorityLevel);245 } else {246 newState = oldState;247 }248 if (oldProps === newProps && oldState === newState && !hasContextChanged() && !(updateQueue !== null && updateQueue.hasForceUpdate)) {249 if (typeof instance.componentDidUpdate === 'function') {250 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {251 workInProgress.effectTag |= Update;252 }253 }254 return false;255 }256 var shouldUpdate = checkShouldComponentUpdate(workInProgress, oldProps, newProps, oldState, newState, newContext);257 if (shouldUpdate) {258 if (typeof instance.componentWillUpdate === 'function') {259 if (__DEV__) {260 startPhaseTimer(workInProgress, 'componentWillUpdate');261 }262 instance.componentWillUpdate(newProps, newState, newContext);263 if (__DEV__) {264 stopPhaseTimer();265 }266 }267 if (typeof instance.componentDidUpdate === 'function') {268 workInProgress.effectTag |= Update;269 }270 } else {271 if (typeof instance.componentDidUpdate === 'function') {272 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {273 workInProgress.effectTag |= Update;274 }275 }276 memoizeProps(workInProgress, newProps);277 memoizeState(workInProgress, newState);278 }...

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8ca7de39eb8464178ca86a85535ed9229f99f3ReactFiberClassComponent.js

Source:8ca7de39eb8464178ca86a85535ed9229f99f3ReactFiberClassComponent.js Github

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...74 startPhaseTimer(workInProgress, 'shouldComponentUpdate');75 }76 var shouldUpdate = instance.shouldComponentUpdate(newProps, newState, newContext);77 if (__DEV__) {78 stopPhaseTimer();79 }80 if (__DEV__) {81 warning(shouldUpdate !== undefined, '%s.shouldComponentUpdate(): Returned undefined instead of a ' + 'boolean value. Make sure to return true or false.', getComponentName(workInProgress) || 'Unknown');82 }83 return shouldUpdate;84 }85 var type = workInProgress.type;86 if (type.prototype && type.prototype.isPureReactComponent) {87 return !shallowEqual(oldProps, newProps) || !shallowEqual(oldState, newState);88 }89 return true;90 }91 function checkClassInstance(workInProgress) {92 var instance = workInProgress.stateNode;93 if (__DEV__) {94 var name = getComponentName(workInProgress);95 var renderPresent = instance.render;96 warning(renderPresent, '%s(...): No `render` method found on the returned component ' + 'instance: you may have forgotten to define `render`.', name);97 var noGetInitialStateOnES6 = !instance.getInitialState || instance.getInitialState.isReactClassApproved || instance.state;98 warning(noGetInitialStateOnES6, 'getInitialState was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Did you mean to define a state property instead?', name);99 var noGetDefaultPropsOnES6 = !instance.getDefaultProps || instance.getDefaultProps.isReactClassApproved;100 warning(noGetDefaultPropsOnES6, 'getDefaultProps was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Use a static property to define defaultProps instead.', name);101 var noInstancePropTypes = !instance.propTypes;102 warning(noInstancePropTypes, 'propTypes was defined as an instance property on %s. Use a static ' + 'property to define propTypes instead.', name);103 var noInstanceContextTypes = !instance.contextTypes;104 warning(noInstanceContextTypes, 'contextTypes was defined as an instance property on %s. Use a static ' + 'property to define contextTypes instead.', name);105 var noComponentShouldUpdate = typeof instance.componentShouldUpdate !== 'function';106 warning(noComponentShouldUpdate, '%s has a method called ' + 'componentShouldUpdate(). Did you mean shouldComponentUpdate()? ' + 'The name is phrased as a question because the function is ' + 'expected to return a value.', name);107 var noComponentDidUnmount = typeof instance.componentDidUnmount !== 'function';108 warning(noComponentDidUnmount, '%s has a method called ' + 'componentDidUnmount(). But there is no such lifecycle method. ' + 'Did you mean componentWillUnmount()?', name);109 var noComponentWillRecieveProps = typeof instance.componentWillRecieveProps !== 'function';110 warning(noComponentWillRecieveProps, '%s has a method called ' + 'componentWillRecieveProps(). Did you mean componentWillReceiveProps()?', name);111 var hasMutatedProps = instance.props !== workInProgress.pendingProps;112 warning(instance.props === undefined || !hasMutatedProps, '%s(...): When calling super() in `%s`, make sure to pass ' + "up the same props that your component's constructor was passed.", name, name);113 }114 var state = instance.state;115 if (state && (typeof state !== 'object' || isArray(state))) {116 invariant(false, '%s.state: must be set to an object or null', getComponentName(workInProgress));117 }118 if (typeof instance.getChildContext === 'function') {119 invariant(typeof workInProgress.type.childContextTypes === 'object', '%s.getChildContext(): childContextTypes must be defined in order to ' + 'use getChildContext().', getComponentName(workInProgress));120 }121 }122 function resetInputPointers(workInProgress, instance) {123 instance.props = workInProgress.memoizedProps;124 instance.state = workInProgress.memoizedState;125 }126 function adoptClassInstance(workInProgress, instance) {127 instance.updater = updater;128 workInProgress.stateNode = instance;129 ReactInstanceMap.set(instance, workInProgress);130 }131 function constructClassInstance(workInProgress) {132 var ctor = workInProgress.type;133 var props = workInProgress.pendingProps;134 var unmaskedContext = getUnmaskedContext(workInProgress);135 var needsContext = isContextConsumer(workInProgress);136 var context = needsContext ? getMaskedContext(workInProgress, unmaskedContext) : emptyObject;137 var instance = new ctor(props, context);138 adoptClassInstance(workInProgress, instance);139 checkClassInstance(workInProgress);140 if (needsContext) {141 cacheContext(workInProgress, unmaskedContext, context);142 }143 return instance;144 }145 function mountClassInstance(workInProgress, priorityLevel) {146 var instance = workInProgress.stateNode;147 var state = instance.state || null;148 var props = workInProgress.pendingProps;149 invariant(props, 'There must be pending props for an initial mount. This error is ' + 'likely caused by a bug in React. Please file an issue.');150 var unmaskedContext = getUnmaskedContext(workInProgress);151 instance.props = props;152 instance.state = state;153 instance.refs = emptyObject;154 instance.context = getMaskedContext(workInProgress, unmaskedContext);155 if (typeof instance.componentWillMount === 'function') {156 if (__DEV__) {157 startPhaseTimer(workInProgress, 'componentWillMount');158 }159 instance.componentWillMount();160 if (__DEV__) {161 stopPhaseTimer();162 }163 var updateQueue = workInProgress.updateQueue;164 if (updateQueue !== null) {165 instance.state = beginUpdateQueue(workInProgress, updateQueue, instance, state, props, priorityLevel);166 }167 }168 if (typeof instance.componentDidMount === 'function') {169 workInProgress.effectTag |= Update;170 }171 }172 function resumeMountClassInstance(workInProgress, priorityLevel) {173 var instance = workInProgress.stateNode;174 resetInputPointers(workInProgress, instance);175 var newState = workInProgress.memoizedState;176 var newProps = workInProgress.pendingProps;177 if (!newProps) {178 newProps = workInProgress.memoizedProps;179 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');180 }181 var newUnmaskedContext = getUnmaskedContext(workInProgress);182 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);183 if (!checkShouldComponentUpdate(workInProgress, workInProgress.memoizedProps, newProps, workInProgress.memoizedState, newState, newContext)) {184 instance.props = newProps;185 instance.state = newState;186 instance.context = newContext;187 return false;188 }189 var newInstance = constructClassInstance(workInProgress);190 newInstance.props = newProps;191 newInstance.state = newState = newInstance.state || null;192 newInstance.context = newContext;193 if (typeof newInstance.componentWillMount === 'function') {194 if (__DEV__) {195 startPhaseTimer(workInProgress, 'componentWillMount');196 }197 newInstance.componentWillMount();198 if (__DEV__) {199 stopPhaseTimer();200 }201 }202 var newUpdateQueue = workInProgress.updateQueue;203 if (newUpdateQueue !== null) {204 newInstance.state = beginUpdateQueue(workInProgress, newUpdateQueue, newInstance, newState, newProps, priorityLevel);205 }206 if (typeof instance.componentDidMount === 'function') {207 workInProgress.effectTag |= Update;208 }209 return true;210 }211 function updateClassInstance(current, workInProgress, priorityLevel) {212 var instance = workInProgress.stateNode;213 resetInputPointers(workInProgress, instance);214 var oldProps = workInProgress.memoizedProps;215 var newProps = workInProgress.pendingProps;216 if (!newProps) {217 newProps = oldProps;218 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');219 }220 var oldContext = instance.context;221 var newUnmaskedContext = getUnmaskedContext(workInProgress);222 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);223 if (oldProps !== newProps || oldContext !== newContext) {224 if (typeof instance.componentWillReceiveProps === 'function') {225 if (__DEV__) {226 startPhaseTimer(workInProgress, 'componentWillReceiveProps');227 }228 instance.componentWillReceiveProps(newProps, newContext);229 if (__DEV__) {230 stopPhaseTimer();231 }232 if (instance.state !== workInProgress.memoizedState) {233 if (__DEV__) {234 warning(false, '%s.componentWillReceiveProps(): Assigning directly to ' + "this.state is deprecated (except inside a component's " + 'constructor). Use setState instead.', getComponentName(workInProgress));235 }236 updater.enqueueReplaceState(instance, instance.state, null);237 }238 }239 }240 var updateQueue = workInProgress.updateQueue;241 var oldState = workInProgress.memoizedState;242 var newState = void 0;243 if (updateQueue !== null) {244 newState = beginUpdateQueue(workInProgress, updateQueue, instance, oldState, newProps, priorityLevel);245 } else {246 newState = oldState;247 }248 if (oldProps === newProps && oldState === newState && !hasContextChanged() && !(updateQueue !== null && updateQueue.hasForceUpdate)) {249 if (typeof instance.componentDidUpdate === 'function') {250 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {251 workInProgress.effectTag |= Update;252 }253 }254 return false;255 }256 var shouldUpdate = checkShouldComponentUpdate(workInProgress, oldProps, newProps, oldState, newState, newContext);257 if (shouldUpdate) {258 if (typeof instance.componentWillUpdate === 'function') {259 if (__DEV__) {260 startPhaseTimer(workInProgress, 'componentWillUpdate');261 }262 instance.componentWillUpdate(newProps, newState, newContext);263 if (__DEV__) {264 stopPhaseTimer();265 }266 }267 if (typeof instance.componentDidUpdate === 'function') {268 workInProgress.effectTag |= Update;269 }270 } else {271 if (typeof instance.componentDidUpdate === 'function') {272 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {273 workInProgress.effectTag |= Update;274 }275 }276 memoizeProps(workInProgress, newProps);277 memoizeState(workInProgress, newState);278 }...

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75b9d1e39129e9bda52599b1ccdca6dc979f73ReactFiberClassComponent.js

Source:75b9d1e39129e9bda52599b1ccdca6dc979f73ReactFiberClassComponent.js Github

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...74 startPhaseTimer(workInProgress, 'shouldComponentUpdate');75 }76 var shouldUpdate = instance.shouldComponentUpdate(newProps, newState, newContext);77 if (__DEV__) {78 stopPhaseTimer();79 }80 if (__DEV__) {81 warning(shouldUpdate !== undefined, '%s.shouldComponentUpdate(): Returned undefined instead of a ' + 'boolean value. Make sure to return true or false.', getComponentName(workInProgress) || 'Unknown');82 }83 return shouldUpdate;84 }85 var type = workInProgress.type;86 if (type.prototype && type.prototype.isPureReactComponent) {87 return !shallowEqual(oldProps, newProps) || !shallowEqual(oldState, newState);88 }89 return true;90 }91 function checkClassInstance(workInProgress) {92 var instance = workInProgress.stateNode;93 if (__DEV__) {94 var name = getComponentName(workInProgress);95 var renderPresent = instance.render;96 warning(renderPresent, '%s(...): No `render` method found on the returned component ' + 'instance: you may have forgotten to define `render`.', name);97 var noGetInitialStateOnES6 = !instance.getInitialState || instance.getInitialState.isReactClassApproved || instance.state;98 warning(noGetInitialStateOnES6, 'getInitialState was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Did you mean to define a state property instead?', name);99 var noGetDefaultPropsOnES6 = !instance.getDefaultProps || instance.getDefaultProps.isReactClassApproved;100 warning(noGetDefaultPropsOnES6, 'getDefaultProps was defined on %s, a plain JavaScript class. ' + 'This is only supported for classes created using React.createClass. ' + 'Use a static property to define defaultProps instead.', name);101 var noInstancePropTypes = !instance.propTypes;102 warning(noInstancePropTypes, 'propTypes was defined as an instance property on %s. Use a static ' + 'property to define propTypes instead.', name);103 var noInstanceContextTypes = !instance.contextTypes;104 warning(noInstanceContextTypes, 'contextTypes was defined as an instance property on %s. Use a static ' + 'property to define contextTypes instead.', name);105 var noComponentShouldUpdate = typeof instance.componentShouldUpdate !== 'function';106 warning(noComponentShouldUpdate, '%s has a method called ' + 'componentShouldUpdate(). Did you mean shouldComponentUpdate()? ' + 'The name is phrased as a question because the function is ' + 'expected to return a value.', name);107 var noComponentDidUnmount = typeof instance.componentDidUnmount !== 'function';108 warning(noComponentDidUnmount, '%s has a method called ' + 'componentDidUnmount(). But there is no such lifecycle method. ' + 'Did you mean componentWillUnmount()?', name);109 var noComponentWillRecieveProps = typeof instance.componentWillRecieveProps !== 'function';110 warning(noComponentWillRecieveProps, '%s has a method called ' + 'componentWillRecieveProps(). Did you mean componentWillReceiveProps()?', name);111 var hasMutatedProps = instance.props !== workInProgress.pendingProps;112 warning(instance.props === undefined || !hasMutatedProps, '%s(...): When calling super() in `%s`, make sure to pass ' + "up the same props that your component's constructor was passed.", name, name);113 }114 var state = instance.state;115 if (state && (typeof state !== 'object' || isArray(state))) {116 invariant(false, '%s.state: must be set to an object or null', getComponentName(workInProgress));117 }118 if (typeof instance.getChildContext === 'function') {119 invariant(typeof workInProgress.type.childContextTypes === 'object', '%s.getChildContext(): childContextTypes must be defined in order to ' + 'use getChildContext().', getComponentName(workInProgress));120 }121 }122 function resetInputPointers(workInProgress, instance) {123 instance.props = workInProgress.memoizedProps;124 instance.state = workInProgress.memoizedState;125 }126 function adoptClassInstance(workInProgress, instance) {127 instance.updater = updater;128 workInProgress.stateNode = instance;129 ReactInstanceMap.set(instance, workInProgress);130 }131 function constructClassInstance(workInProgress) {132 var ctor = workInProgress.type;133 var props = workInProgress.pendingProps;134 var unmaskedContext = getUnmaskedContext(workInProgress);135 var needsContext = isContextConsumer(workInProgress);136 var context = needsContext ? getMaskedContext(workInProgress, unmaskedContext) : emptyObject;137 var instance = new ctor(props, context);138 adoptClassInstance(workInProgress, instance);139 checkClassInstance(workInProgress);140 if (needsContext) {141 cacheContext(workInProgress, unmaskedContext, context);142 }143 return instance;144 }145 function mountClassInstance(workInProgress, priorityLevel) {146 var instance = workInProgress.stateNode;147 var state = instance.state || null;148 var props = workInProgress.pendingProps;149 invariant(props, 'There must be pending props for an initial mount. This error is ' + 'likely caused by a bug in React. Please file an issue.');150 var unmaskedContext = getUnmaskedContext(workInProgress);151 instance.props = props;152 instance.state = state;153 instance.refs = emptyObject;154 instance.context = getMaskedContext(workInProgress, unmaskedContext);155 if (typeof instance.componentWillMount === 'function') {156 if (__DEV__) {157 startPhaseTimer(workInProgress, 'componentWillMount');158 }159 instance.componentWillMount();160 if (__DEV__) {161 stopPhaseTimer();162 }163 var updateQueue = workInProgress.updateQueue;164 if (updateQueue !== null) {165 instance.state = beginUpdateQueue(workInProgress, updateQueue, instance, state, props, priorityLevel);166 }167 }168 if (typeof instance.componentDidMount === 'function') {169 workInProgress.effectTag |= Update;170 }171 }172 function resumeMountClassInstance(workInProgress, priorityLevel) {173 var instance = workInProgress.stateNode;174 resetInputPointers(workInProgress, instance);175 var newState = workInProgress.memoizedState;176 var newProps = workInProgress.pendingProps;177 if (!newProps) {178 newProps = workInProgress.memoizedProps;179 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');180 }181 var newUnmaskedContext = getUnmaskedContext(workInProgress);182 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);183 if (!checkShouldComponentUpdate(workInProgress, workInProgress.memoizedProps, newProps, workInProgress.memoizedState, newState, newContext)) {184 instance.props = newProps;185 instance.state = newState;186 instance.context = newContext;187 return false;188 }189 var newInstance = constructClassInstance(workInProgress);190 newInstance.props = newProps;191 newInstance.state = newState = newInstance.state || null;192 newInstance.context = newContext;193 if (typeof newInstance.componentWillMount === 'function') {194 if (__DEV__) {195 startPhaseTimer(workInProgress, 'componentWillMount');196 }197 newInstance.componentWillMount();198 if (__DEV__) {199 stopPhaseTimer();200 }201 }202 var newUpdateQueue = workInProgress.updateQueue;203 if (newUpdateQueue !== null) {204 newInstance.state = beginUpdateQueue(workInProgress, newUpdateQueue, newInstance, newState, newProps, priorityLevel);205 }206 if (typeof instance.componentDidMount === 'function') {207 workInProgress.effectTag |= Update;208 }209 return true;210 }211 function updateClassInstance(current, workInProgress, priorityLevel) {212 var instance = workInProgress.stateNode;213 resetInputPointers(workInProgress, instance);214 var oldProps = workInProgress.memoizedProps;215 var newProps = workInProgress.pendingProps;216 if (!newProps) {217 newProps = oldProps;218 invariant(newProps != null, 'There should always be pending or memoized props. This error is ' + 'likely caused by a bug in React. Please file an issue.');219 }220 var oldContext = instance.context;221 var newUnmaskedContext = getUnmaskedContext(workInProgress);222 var newContext = getMaskedContext(workInProgress, newUnmaskedContext);223 if (oldProps !== newProps || oldContext !== newContext) {224 if (typeof instance.componentWillReceiveProps === 'function') {225 if (__DEV__) {226 startPhaseTimer(workInProgress, 'componentWillReceiveProps');227 }228 instance.componentWillReceiveProps(newProps, newContext);229 if (__DEV__) {230 stopPhaseTimer();231 }232 if (instance.state !== workInProgress.memoizedState) {233 if (__DEV__) {234 warning(false, '%s.componentWillReceiveProps(): Assigning directly to ' + "this.state is deprecated (except inside a component's " + 'constructor). Use setState instead.', getComponentName(workInProgress));235 }236 updater.enqueueReplaceState(instance, instance.state, null);237 }238 }239 }240 var updateQueue = workInProgress.updateQueue;241 var oldState = workInProgress.memoizedState;242 var newState = void 0;243 if (updateQueue !== null) {244 newState = beginUpdateQueue(workInProgress, updateQueue, instance, oldState, newProps, priorityLevel);245 } else {246 newState = oldState;247 }248 if (oldProps === newProps && oldState === newState && !hasContextChanged() && !(updateQueue !== null && updateQueue.hasForceUpdate)) {249 if (typeof instance.componentDidUpdate === 'function') {250 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {251 workInProgress.effectTag |= Update;252 }253 }254 return false;255 }256 var shouldUpdate = checkShouldComponentUpdate(workInProgress, oldProps, newProps, oldState, newState, newContext);257 if (shouldUpdate) {258 if (typeof instance.componentWillUpdate === 'function') {259 if (__DEV__) {260 startPhaseTimer(workInProgress, 'componentWillUpdate');261 }262 instance.componentWillUpdate(newProps, newState, newContext);263 if (__DEV__) {264 stopPhaseTimer();265 }266 }267 if (typeof instance.componentDidUpdate === 'function') {268 workInProgress.effectTag |= Update;269 }270 } else {271 if (typeof instance.componentDidUpdate === 'function') {272 if (oldProps !== current.memoizedProps || oldState !== current.memoizedState) {273 workInProgress.effectTag |= Update;274 }275 }276 memoizeProps(workInProgress, newProps);277 memoizeState(workInProgress, newState);278 }...

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ReactFiberContext.js

Source:ReactFiberContext.js Github

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...16 }17 let childContext;18 startPhaseTimer(fiber, 'getChildContext');19 childContext = instance.getChildContext();20 stopPhaseTimer();21 22 return {...parentContext, ...childContext};23}24export function findCurrentUnmaskedContext(fiber: Fiber): Object {25 let node: Fiber = fiber;26 while (node.tag !== HostRoot) {27 if (isContextProvider(node)) {28 return node.stateNode.__reactInternalMemoizedMergedChildContext;29 }30 const parent = node.return;31 node = parent;32 }33 return node.stateNode.context;34}

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Using AI Code Generation

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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.stopPhaseTimer('load');7 await browser.close();8})();9Playwright Internal API – stopPhaseTimer() method10page.stopPhaseTimer(phaseName)11Example 2: Use stopPhaseTimer() method to stop the phase timer12const { chromium } = require('playwright');13(async () => {14 const browser = await chromium.launch();15 const context = await browser.newContext();16 const page = await context.newPage();17 await page.stopPhaseTimer('load');18 await browser.close();19})();

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Using AI Code Generation

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1const { Playwright } = require('playwright');2const playwright = new Playwright();3const browser = await playwright.chromium.launch();4const context = await browser.newContext();5const page = await context.newPage();6await page.pause();7await page.stopPhaseTimer('load');8await page.close();9await context.close();10await browser.close();

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Using AI Code Generation

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1const { Playwright } = require('playwright');2const playwright = new Playwright();3const { chromium } = playwright;4const browser = await chromium.launch();5const context = await browser.newContext();6const page = await context.newPage();7await page.stopPhaseTimer('load');8await page.screenshot({ path: 'example.png' });9await browser.close();10Your name to display (optional):11Your name to display (optional):12Your name to display (optional):

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Using AI Code Generation

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1const { Playwright } = require('playwright');2const playwright = new Playwright();3const browser = await playwright.chromium.launch();4const page = await browser.newPage();5await page.evaluate(() => {6 Playwright.stopPhaseTimer('page.goto');7});8const { Playwright } = require('playwright');9const playwright = new Playwright();10const browser = await playwright.chromium.launch();11const page = await browser.newPage();12await page.evaluate(() => {13 Playwright.stopPhaseTimer('page.goto');14});15const { Playwright } = require('playwright');16const playwright = new Playwright();17const browser = await playwright.chromium.launch();18const page = await browser.newPage();19await page.evaluate(() => {20 Playwright.stopPhaseTimer('page.goto');21});22const { Playwright } = require('playwright');23const playwright = new Playwright();24const browser = await playwright.chromium.launch();25const page = await browser.newPage();26await page.evaluate(() => {27 Playwright.stopPhaseTimer('page.goto');28});29const { Playwright } = require('playwright');30const playwright = new Playwright();31const browser = await playwright.chromium.launch();32const page = await browser.newPage();33await page.evaluate(() => {34 Playwright.stopPhaseTimer('page.goto');35});36const { Playwright } = require('playwright');37const playwright = new Playwright();38const browser = await playwright.chromium.launch();39const page = await browser.newPage();40await page.evaluate(() => {41 Playwright.stopPhaseTimer('page.goto');42});43const { Playwright }

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Using AI Code Generation

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

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Using AI Code Generation

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1const { Playwright } = require('playwright');2const { chromium } = require('playwright');3const { firefox } = require('playwright');4const { webkit } = require('playwright');5const { devices } = require('playwright');6const { selectors } = require('playwright');7const { types } = require('playwright');8const { createTestFixtures } = require('playwright');9const { expect } = require('playwright');10const { expectType } = require('playwright');11const { skipBrowser } = require('playwright');12const { Playwright } = require('playwright');13const { chromium } = require('playwright');14const { firefox } = require('playwright');15const { webkit } = require('playwright');16const { devices } = require('playwright');17const { selectors } = require('playwright');18const { types } = require('playwright');19const { createTestFixtures } = require('playwright');20const { expect } = require('playwright');21const { expectType } = require('playwright');22const { skipBrowser } = require('playwright');23const { Playwright } = require('playwright');24const { chromium } = require('playwright');25const { firefox } = require('playwright');26const { webkit } = require('playwright');27const { devices } = require('playwright');28const { selectors } = require('playwright');29const { types } = require('playwright');30const { createTestFixtures } = require('playwright');31const { expect } = require('playwright');32const { expectType } = require('playwright');33const { skipBrowser } = require('playwright');34const { Playwright } = require('playwright');35const { chromium } = require('playwright');36const { firefox } = require('playwright');37const { webkit } = require('playwright');38const { devices } = require('playwright');39const { selectors } = require('playwright');40const { types } = require('playwright');41const { createTestFixtures } = require('playwright');42const { expect } = require('playwright');43const { expectType } = require('play

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Using AI Code Generation

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1const { Playwright } = require('playwright');2const { PlaywrightInternal } = require('playwright/lib/server/playwright.js');3const { BrowserContext } = require('playwright/lib/server/browserContext.js');4const { Page } = require('playwright/lib/server/page.js');5const playwright = Playwright.create();6const playwrightInternal = new PlaywrightInternal(playwright);7const browser = await playwright.chromium.launch();8const context = await browser.newContext();9const page = await context.newPage();10const timer = new PlaywrightInternal.PhaseTimer();11timer.phaseStarted('phase1');12timer.phaseStarted('phase2');13timer.phaseEnded('phase1');14timer.phaseEnded('phase2');15const result = timer.result();16console.log(result);17await browser.close();18{19}20new PlaywrightInternal(playwright: Playwright)21new PhaseTimer()22phaseStarted(phaseName: string)23phaseEnded(phaseName: string)24result(): Object25{26}

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Using AI Code Generation

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1const { InternalAPI } = require('@playwright/test');2const { test } = require('@playwright/test');3const { chromium } = require('playwright');4test('test', async ({ page }) => {5 const context = await chromium.launch();6 const page = await context.newPage();7 await page.waitForSelector('input[name="q"]');8 await page.fill('input[name="q"]', 'playwright');9 await page.click('input[type="submit"]');10 await page.waitForSelector('text=Playwright');11 await page.click('text=Playwright');12 await page.waitForSelector('text=GitHub - microsoft/playwright: Node.js library to automate');13 await page.click('text=GitHub - microsoft/playwright: Node.js library to automate');14 await page.waitForSelector('a[href="

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Using AI Code Generation

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1const { _debug } = require('playwright');2const { stopPhaseTimer } = _debug;3(async () => {4 await stopPhaseTimer();5})();6const { _debug } = require('playwright');7const { startPhaseTimer } = _debug;8(async () => {9 await startPhaseTimer();10})();11const { _debug } = require('playwright');12const { getPhaseTimings } = _debug;13(async () => {14 await getPhaseTimings();15})();16const { _debug } = require('playwright');17const { getPhaseTimings } = _debug;18(async () => {19 await getPhaseTimings();20})();21const { _debug } = require('playwright');22const { startPhaseTimer } = _debug;23(async () => {24 await startPhaseTimer();25})();26const { _debug } = require('playwright');27const { stopPhaseTimer } = _debug;28(async () => {29 await stopPhaseTimer();30})();31const { _debug } = require('playwright');32const { getPhaseTimings } = _debug;33(async () => {34 await getPhaseTimings();35})();36const { _debug } = require('playwright');37const { startPhaseTimer } = _debug;38(async () => {39 await startPhaseTimer();40})();41const { _debug } = require('playwright');42const { stopPhaseTimer } = _debug;43(async () => {44 await stopPhaseTimer();45})();46const { _debug } = require('playwright');47const { getPhaseTimings } = _debug;48(async () => {49 await getPhaseTimings();50})();51const { _debug } = require('playwright');52const { startPhaseTimer } = _debug;53(async () => {

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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:

  1. 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.
  2. 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.
  3. 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.
  4. 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.
  5. Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
  6. 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.
  7. 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.
  8. 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.
  9. 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.
  10. 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.
  11. 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.
  12. 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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