How to use isContextProvider method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactFiberContext.js

Source:ReactFiberContext.js Github

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...46// We use this to get access to the parent context after we have already47// pushed the next context provider, and now need to merge their contexts.48let previousContext: Object = emptyObject;49function getUnmaskedContext(workInProgress: Fiber): Object {50 const hasOwnContext = isContextProvider(workInProgress);51 if (hasOwnContext) {52 // If the fiber is a context provider itself, when we read its context53 // we have already pushed its own child context on the stack. A context54 // provider should not "see" its own child context. Therefore we read the55 // previous (parent) context instead for a context provider.56 return previousContext;57 }58 return contextStackCursor.current;59}60exports.getUnmaskedContext = getUnmaskedContext;61function cacheContext(62 workInProgress: Fiber,63 unmaskedContext: Object,64 maskedContext: Object,65) {66 const instance = workInProgress.stateNode;67 instance.__reactInternalMemoizedUnmaskedChildContext = unmaskedContext;68 instance.__reactInternalMemoizedMaskedChildContext = maskedContext;69}70exports.cacheContext = cacheContext;71exports.getMaskedContext = function(72 workInProgress: Fiber,73 unmaskedContext: Object,74) {75 const type = workInProgress.type;76 const contextTypes = type.contextTypes;77 if (!contextTypes) {78 return emptyObject;79 }80 // Avoid recreating masked context unless unmasked context has changed.81 // Failing to do this will result in unnecessary calls to componentWillReceiveProps.82 // This may trigger infinite loops if componentWillReceiveProps calls setState.83 const instance = workInProgress.stateNode;84 if (85 instance &&86 instance.__reactInternalMemoizedUnmaskedChildContext === unmaskedContext87 ) {88 return instance.__reactInternalMemoizedMaskedChildContext;89 }90 const context = {};91 for (let key in contextTypes) {92 context[key] = unmaskedContext[key];93 }94 if (__DEV__) {95 const name = getComponentName(workInProgress) || 'Unknown';96 ReactDebugCurrentFrame.current = workInProgress;97 checkReactTypeSpec(contextTypes, context, 'context', name);98 ReactDebugCurrentFrame.current = null;99 }100 // Cache unmasked context so we can avoid recreating masked context unless necessary.101 // Context is created before the class component is instantiated so check for instance.102 if (instance) {103 cacheContext(workInProgress, unmaskedContext, context);104 }105 return context;106};107exports.hasContextChanged = function(): boolean {108 return didPerformWorkStackCursor.current;109};110function isContextConsumer(fiber: Fiber): boolean {111 return fiber.tag === ClassComponent && fiber.type.contextTypes != null;112}113exports.isContextConsumer = isContextConsumer;114function isContextProvider(fiber: Fiber): boolean {115 return fiber.tag === ClassComponent && fiber.type.childContextTypes != null;116}117exports.isContextProvider = isContextProvider;118function popContextProvider(fiber: Fiber): void {119 if (!isContextProvider(fiber)) {120 return;121 }122 pop(didPerformWorkStackCursor, fiber);123 pop(contextStackCursor, fiber);124}125exports.popContextProvider = popContextProvider;126exports.pushTopLevelContextObject = function(127 fiber: Fiber,128 context: Object,129 didChange: boolean,130): void {131 invariant(132 contextStackCursor.cursor == null,133 'Unexpected context found on stack',134 );135 push(contextStackCursor, context, fiber);136 push(didPerformWorkStackCursor, didChange, fiber);137};138function processChildContext(139 fiber: Fiber,140 parentContext: Object,141 isReconciling: boolean,142): Object {143 const instance = fiber.stateNode;144 const childContextTypes = fiber.type.childContextTypes;145 // TODO (bvaughn) Replace this behavior with an invariant() in the future.146 // It has only been added in Fiber to match the (unintentional) behavior in Stack.147 if (typeof instance.getChildContext !== 'function') {148 if (__DEV__) {149 const componentName = getComponentName(fiber) || 'Unknown';150 if (!warnedAboutMissingGetChildContext[componentName]) {151 warnedAboutMissingGetChildContext[componentName] = true;152 warning(153 false,154 '%s.childContextTypes is specified but there is no getChildContext() method ' +155 'on the instance. You can either define getChildContext() on %s or remove ' +156 'childContextTypes from it.',157 componentName,158 componentName,159 );160 }161 }162 return parentContext;163 }164 let childContext;165 if (__DEV__) {166 ReactDebugCurrentFiber.phase = 'getChildContext';167 startPhaseTimer(fiber, 'getChildContext');168 childContext = instance.getChildContext();169 stopPhaseTimer();170 ReactDebugCurrentFiber.phase = null;171 } else {172 childContext = instance.getChildContext();173 }174 for (let contextKey in childContext) {175 invariant(176 contextKey in childContextTypes,177 '%s.getChildContext(): key "%s" is not defined in childContextTypes.',178 getComponentName(fiber) || 'Unknown',179 contextKey,180 );181 }182 if (__DEV__) {183 const name = getComponentName(fiber) || 'Unknown';184 // We can only provide accurate element stacks if we pass work-in-progress tree185 // during the begin or complete phase. However currently this function is also186 // called from unstable_renderSubtree legacy implementation. In this case it unsafe to187 // assume anything about the given fiber. We won't pass it down if we aren't sure.188 // TODO: remove this hack when we delete unstable_renderSubtree in Fiber.189 const workInProgress = isReconciling ? fiber : null;190 ReactDebugCurrentFrame.current = workInProgress;191 checkReactTypeSpec(childContextTypes, childContext, 'child context', name);192 ReactDebugCurrentFrame.current = null;193 }194 return {...parentContext, ...childContext};195}196exports.processChildContext = processChildContext;197exports.pushContextProvider = function(workInProgress: Fiber): boolean {198 if (!isContextProvider(workInProgress)) {199 return false;200 }201 const instance = workInProgress.stateNode;202 // We push the context as early as possible to ensure stack integrity.203 // If the instance does not exist yet, we will push null at first,204 // and replace it on the stack later when invalidating the context.205 const memoizedMergedChildContext = (instance &&206 instance.__reactInternalMemoizedMergedChildContext) ||207 emptyObject;208 // Remember the parent context so we can merge with it later.209 previousContext = contextStackCursor.current;210 push(contextStackCursor, memoizedMergedChildContext, workInProgress);211 push(didPerformWorkStackCursor, false, workInProgress);212 return true;213};214exports.invalidateContextProvider = function(workInProgress: Fiber): void {215 const instance = workInProgress.stateNode;216 invariant(instance, 'Expected to have an instance by this point.');217 // Merge parent and own context.218 const mergedContext = processChildContext(219 workInProgress,220 previousContext,221 true,222 );223 instance.__reactInternalMemoizedMergedChildContext = mergedContext;224 // Replace the old (or empty) context with the new one.225 // It is important to unwind the context in the reverse order.226 pop(didPerformWorkStackCursor, workInProgress);227 pop(contextStackCursor, workInProgress);228 // Now push the new context and mark that it has changed.229 push(contextStackCursor, mergedContext, workInProgress);230 push(didPerformWorkStackCursor, true, workInProgress);231};232exports.resetContext = function(): void {233 previousContext = emptyObject;234 contextStackCursor.current = emptyObject;235 didPerformWorkStackCursor.current = false;236};237exports.findCurrentUnmaskedContext = function(fiber: Fiber): Object {238 // Currently this is only used with renderSubtreeIntoContainer; not sure if it239 // makes sense elsewhere240 invariant(241 isFiberMounted(fiber) && fiber.tag === ClassComponent,242 'Expected subtree parent to be a mounted class component',243 );244 let node: Fiber = fiber;245 while (node.tag !== HostRoot) {246 if (isContextProvider(node)) {247 return node.stateNode.__reactInternalMemoizedMergedChildContext;248 }249 const parent = node.return;250 invariant(parent, 'Found unexpected detached subtree parent');251 node = parent;252 }253 return node.stateNode.context;...

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6865fbab4822913b6295c4ad9558677706d66fReactFiberContext.js

Source:6865fbab4822913b6295c4ad9558677706d66fReactFiberContext.js Github

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...24var contextStackCursor = createCursor(emptyObject);25var didPerformWorkStackCursor = createCursor(false);26var previousContext = emptyObject;27function getUnmaskedContext(workInProgress) {28 var hasOwnContext = isContextProvider(workInProgress);29 if (hasOwnContext) {30 return previousContext;31 }32 return contextStackCursor.current;33}34exports.getUnmaskedContext = getUnmaskedContext;35function cacheContext(workInProgress, unmaskedContext, maskedContext) {36 var instance = workInProgress.stateNode;37 instance.__reactInternalMemoizedUnmaskedChildContext = unmaskedContext;38 instance.__reactInternalMemoizedMaskedChildContext = maskedContext;39}40exports.cacheContext = cacheContext;41exports.getMaskedContext = function (workInProgress, unmaskedContext) {42 var type = workInProgress.type;43 var contextTypes = type.contextTypes;44 if (!contextTypes) {45 return emptyObject;46 }47 var instance = workInProgress.stateNode;48 if (instance && instance.__reactInternalMemoizedUnmaskedChildContext === unmaskedContext) {49 return instance.__reactInternalMemoizedMaskedChildContext;50 }51 var context = {};52 for (var key in contextTypes) {53 context[key] = unmaskedContext[key];54 }55 if (__DEV__) {56 var name = getComponentName(workInProgress) || 'Unknown';57 ReactDebugCurrentFrame.current = workInProgress;58 checkReactTypeSpec(contextTypes, context, 'context', name);59 ReactDebugCurrentFrame.current = null;60 }61 if (instance) {62 cacheContext(workInProgress, unmaskedContext, context);63 }64 return context;65};66exports.hasContextChanged = function () {67 return didPerformWorkStackCursor.current;68};69function isContextConsumer(fiber) {70 return fiber.tag === ClassComponent && fiber.type.contextTypes != null;71}72exports.isContextConsumer = isContextConsumer;73function isContextProvider(fiber) {74 return fiber.tag === ClassComponent && fiber.type.childContextTypes != null;75}76exports.isContextProvider = isContextProvider;77function popContextProvider(fiber) {78 if (!isContextProvider(fiber)) {79 return;80 }81 pop(didPerformWorkStackCursor, fiber);82 pop(contextStackCursor, fiber);83}84exports.popContextProvider = popContextProvider;85exports.pushTopLevelContextObject = function (fiber, context, didChange) {86 invariant(contextStackCursor.cursor == null, 'Unexpected context found on stack');87 push(contextStackCursor, context, fiber);88 push(didPerformWorkStackCursor, didChange, fiber);89};90function processChildContext(fiber, parentContext, isReconciling) {91 var instance = fiber.stateNode;92 var childContextTypes = fiber.type.childContextTypes;93 if (typeof instance.getChildContext !== 'function') {94 if (__DEV__) {95 var componentName = getComponentName(fiber) || 'Unknown';96 if (!warnedAboutMissingGetChildContext[componentName]) {97 warnedAboutMissingGetChildContext[componentName] = true;98 warning(false, '%s.childContextTypes is specified but there is no getChildContext() method ' + 'on the instance. You can either define getChildContext() on %s or remove ' + 'childContextTypes from it.', componentName, componentName);99 }100 }101 return parentContext;102 }103 var childContext = void 0;104 if (__DEV__) {105 ReactDebugCurrentFiber.phase = 'getChildContext';106 startPhaseTimer(fiber, 'getChildContext');107 childContext = instance.getChildContext();108 stopPhaseTimer();109 ReactDebugCurrentFiber.phase = null;110 } else {111 childContext = instance.getChildContext();112 }113 for (var contextKey in childContext) {114 invariant(contextKey in childContextTypes, '%s.getChildContext(): key "%s" is not defined in childContextTypes.', getComponentName(fiber) || 'Unknown', contextKey);115 }116 if (__DEV__) {117 var name = getComponentName(fiber) || 'Unknown';118 var workInProgress = isReconciling ? fiber : null;119 ReactDebugCurrentFrame.current = workInProgress;120 checkReactTypeSpec(childContextTypes, childContext, 'child context', name);121 ReactDebugCurrentFrame.current = null;122 }123 return babelHelpers.extends({}, parentContext, childContext);124}125exports.processChildContext = processChildContext;126exports.pushContextProvider = function (workInProgress) {127 if (!isContextProvider(workInProgress)) {128 return false;129 }130 var instance = workInProgress.stateNode;131 var memoizedMergedChildContext = instance && instance.__reactInternalMemoizedMergedChildContext || emptyObject;132 previousContext = contextStackCursor.current;133 push(contextStackCursor, memoizedMergedChildContext, workInProgress);134 push(didPerformWorkStackCursor, false, workInProgress);135 return true;136};137exports.invalidateContextProvider = function (workInProgress) {138 var instance = workInProgress.stateNode;139 invariant(instance, 'Expected to have an instance by this point.');140 var mergedContext = processChildContext(workInProgress, previousContext, true);141 instance.__reactInternalMemoizedMergedChildContext = mergedContext;142 pop(didPerformWorkStackCursor, workInProgress);143 pop(contextStackCursor, workInProgress);144 push(contextStackCursor, mergedContext, workInProgress);145 push(didPerformWorkStackCursor, true, workInProgress);146};147exports.resetContext = function () {148 previousContext = emptyObject;149 contextStackCursor.current = emptyObject;150 didPerformWorkStackCursor.current = false;151};152exports.findCurrentUnmaskedContext = function (fiber) {153 invariant(isFiberMounted(fiber) && fiber.tag === ClassComponent, 'Expected subtree parent to be a mounted class component');154 var node = fiber;155 while (node.tag !== HostRoot) {156 if (isContextProvider(node)) {157 return node.stateNode.__reactInternalMemoizedMergedChildContext;158 }159 var parent = node.return;160 invariant(parent, 'Found unexpected detached subtree parent');161 node = parent;162 }163 return node.stateNode.context;...

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07953d4dcfb67b5eee0970a01e448ead669288ReactFiberContext.js

Source:07953d4dcfb67b5eee0970a01e448ead669288ReactFiberContext.js Github

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...24var contextStackCursor = createCursor(emptyObject);25var didPerformWorkStackCursor = createCursor(false);26var previousContext = emptyObject;27function getUnmaskedContext(workInProgress) {28 var hasOwnContext = isContextProvider(workInProgress);29 if (hasOwnContext) {30 return previousContext;31 }32 return contextStackCursor.current;33}34exports.getUnmaskedContext = getUnmaskedContext;35function cacheContext(workInProgress, unmaskedContext, maskedContext) {36 var instance = workInProgress.stateNode;37 instance.__reactInternalMemoizedUnmaskedChildContext = unmaskedContext;38 instance.__reactInternalMemoizedMaskedChildContext = maskedContext;39}40exports.cacheContext = cacheContext;41exports.getMaskedContext = function (workInProgress, unmaskedContext) {42 var type = workInProgress.type;43 var contextTypes = type.contextTypes;44 if (!contextTypes) {45 return emptyObject;46 }47 var instance = workInProgress.stateNode;48 if (instance && instance.__reactInternalMemoizedUnmaskedChildContext === unmaskedContext) {49 return instance.__reactInternalMemoizedMaskedChildContext;50 }51 var context = {};52 for (var key in contextTypes) {53 context[key] = unmaskedContext[key];54 }55 if (__DEV__) {56 var name = getComponentName(workInProgress) || 'Unknown';57 ReactDebugCurrentFrame.current = workInProgress;58 checkReactTypeSpec(contextTypes, context, 'context', name);59 ReactDebugCurrentFrame.current = null;60 }61 if (instance) {62 cacheContext(workInProgress, unmaskedContext, context);63 }64 return context;65};66exports.hasContextChanged = function () {67 return didPerformWorkStackCursor.current;68};69function isContextConsumer(fiber) {70 return fiber.tag === ClassComponent && fiber.type.contextTypes != null;71}72exports.isContextConsumer = isContextConsumer;73function isContextProvider(fiber) {74 return fiber.tag === ClassComponent && fiber.type.childContextTypes != null;75}76exports.isContextProvider = isContextProvider;77function popContextProvider(fiber) {78 if (!isContextProvider(fiber)) {79 return;80 }81 pop(didPerformWorkStackCursor, fiber);82 pop(contextStackCursor, fiber);83}84exports.popContextProvider = popContextProvider;85exports.pushTopLevelContextObject = function (fiber, context, didChange) {86 invariant(contextStackCursor.cursor == null, 'Unexpected context found on stack');87 push(contextStackCursor, context, fiber);88 push(didPerformWorkStackCursor, didChange, fiber);89};90function processChildContext(fiber, parentContext, isReconciling) {91 var instance = fiber.stateNode;92 var childContextTypes = fiber.type.childContextTypes;93 if (typeof instance.getChildContext !== 'function') {94 if (__DEV__) {95 var componentName = getComponentName(fiber) || 'Unknown';96 if (!warnedAboutMissingGetChildContext[componentName]) {97 warnedAboutMissingGetChildContext[componentName] = true;98 warning(false, '%s.childContextTypes is specified but there is no getChildContext() method ' + 'on the instance. You can either define getChildContext() on %s or remove ' + 'childContextTypes from it.', componentName, componentName);99 }100 }101 return parentContext;102 }103 var childContext = void 0;104 if (__DEV__) {105 ReactDebugCurrentFiber.phase = 'getChildContext';106 startPhaseTimer(fiber, 'getChildContext');107 childContext = instance.getChildContext();108 stopPhaseTimer();109 ReactDebugCurrentFiber.phase = null;110 } else {111 childContext = instance.getChildContext();112 }113 for (var contextKey in childContext) {114 invariant(contextKey in childContextTypes, '%s.getChildContext(): key "%s" is not defined in childContextTypes.', getComponentName(fiber) || 'Unknown', contextKey);115 }116 if (__DEV__) {117 var name = getComponentName(fiber) || 'Unknown';118 var workInProgress = isReconciling ? fiber : null;119 ReactDebugCurrentFrame.current = workInProgress;120 checkReactTypeSpec(childContextTypes, childContext, 'child context', name);121 ReactDebugCurrentFrame.current = null;122 }123 return babelHelpers.extends({}, parentContext, childContext);124}125exports.processChildContext = processChildContext;126exports.pushContextProvider = function (workInProgress) {127 if (!isContextProvider(workInProgress)) {128 return false;129 }130 var instance = workInProgress.stateNode;131 var memoizedMergedChildContext = instance && instance.__reactInternalMemoizedMergedChildContext || emptyObject;132 previousContext = contextStackCursor.current;133 push(contextStackCursor, memoizedMergedChildContext, workInProgress);134 push(didPerformWorkStackCursor, false, workInProgress);135 return true;136};137exports.invalidateContextProvider = function (workInProgress) {138 var instance = workInProgress.stateNode;139 invariant(instance, 'Expected to have an instance by this point.');140 var mergedContext = processChildContext(workInProgress, previousContext, true);141 instance.__reactInternalMemoizedMergedChildContext = mergedContext;142 pop(didPerformWorkStackCursor, workInProgress);143 pop(contextStackCursor, workInProgress);144 push(contextStackCursor, mergedContext, workInProgress);145 push(didPerformWorkStackCursor, true, workInProgress);146};147exports.resetContext = function () {148 previousContext = emptyObject;149 contextStackCursor.current = emptyObject;150 didPerformWorkStackCursor.current = false;151};152exports.findCurrentUnmaskedContext = function (fiber) {153 invariant(isFiberMounted(fiber) && fiber.tag === ClassComponent, 'Expected subtree parent to be a mounted class component');154 var node = fiber;155 while (node.tag !== HostRoot) {156 if (isContextProvider(node)) {157 return node.stateNode.__reactInternalMemoizedMergedChildContext;158 }159 var parent = node.return;160 invariant(parent, 'Found unexpected detached subtree parent');161 node = parent;162 }163 return node.stateNode.context;...

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e3860c4c47bf8f005c3741937f42df68071864ReactFiberContext.js

Source:e3860c4c47bf8f005c3741937f42df68071864ReactFiberContext.js Github

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...24var contextStackCursor = createCursor(emptyObject);25var didPerformWorkStackCursor = createCursor(false);26var previousContext = emptyObject;27function getUnmaskedContext(workInProgress) {28 var hasOwnContext = isContextProvider(workInProgress);29 if (hasOwnContext) {30 return previousContext;31 }32 return contextStackCursor.current;33}34exports.getUnmaskedContext = getUnmaskedContext;35function cacheContext(workInProgress, unmaskedContext, maskedContext) {36 var instance = workInProgress.stateNode;37 instance.__reactInternalMemoizedUnmaskedChildContext = unmaskedContext;38 instance.__reactInternalMemoizedMaskedChildContext = maskedContext;39}40exports.cacheContext = cacheContext;41exports.getMaskedContext = function (workInProgress, unmaskedContext) {42 var type = workInProgress.type;43 var contextTypes = type.contextTypes;44 if (!contextTypes) {45 return emptyObject;46 }47 var instance = workInProgress.stateNode;48 if (instance && instance.__reactInternalMemoizedUnmaskedChildContext === unmaskedContext) {49 return instance.__reactInternalMemoizedMaskedChildContext;50 }51 var context = {};52 for (var key in contextTypes) {53 context[key] = unmaskedContext[key];54 }55 if (__DEV__) {56 var name = getComponentName(workInProgress) || 'Unknown';57 ReactDebugCurrentFrame.current = workInProgress;58 checkReactTypeSpec(contextTypes, context, 'context', name);59 ReactDebugCurrentFrame.current = null;60 }61 if (instance) {62 cacheContext(workInProgress, unmaskedContext, context);63 }64 return context;65};66exports.hasContextChanged = function () {67 return didPerformWorkStackCursor.current;68};69function isContextConsumer(fiber) {70 return fiber.tag === ClassComponent && fiber.type.contextTypes != null;71}72exports.isContextConsumer = isContextConsumer;73function isContextProvider(fiber) {74 return fiber.tag === ClassComponent && fiber.type.childContextTypes != null;75}76exports.isContextProvider = isContextProvider;77function popContextProvider(fiber) {78 if (!isContextProvider(fiber)) {79 return;80 }81 pop(didPerformWorkStackCursor, fiber);82 pop(contextStackCursor, fiber);83}84exports.popContextProvider = popContextProvider;85exports.pushTopLevelContextObject = function (fiber, context, didChange) {86 invariant(contextStackCursor.cursor == null, 'Unexpected context found on stack');87 push(contextStackCursor, context, fiber);88 push(didPerformWorkStackCursor, didChange, fiber);89};90function processChildContext(fiber, parentContext, isReconciling) {91 var instance = fiber.stateNode;92 var childContextTypes = fiber.type.childContextTypes;93 if (typeof instance.getChildContext !== 'function') {94 if (__DEV__) {95 var componentName = getComponentName(fiber) || 'Unknown';96 if (!warnedAboutMissingGetChildContext[componentName]) {97 warnedAboutMissingGetChildContext[componentName] = true;98 warning(false, '%s.childContextTypes is specified but there is no getChildContext() method ' + 'on the instance. You can either define getChildContext() on %s or remove ' + 'childContextTypes from it.', componentName, componentName);99 }100 }101 return parentContext;102 }103 var childContext = void 0;104 if (__DEV__) {105 ReactDebugCurrentFiber.phase = 'getChildContext';106 startPhaseTimer(fiber, 'getChildContext');107 childContext = instance.getChildContext();108 stopPhaseTimer();109 ReactDebugCurrentFiber.phase = null;110 } else {111 childContext = instance.getChildContext();112 }113 for (var contextKey in childContext) {114 invariant(contextKey in childContextTypes, '%s.getChildContext(): key "%s" is not defined in childContextTypes.', getComponentName(fiber) || 'Unknown', contextKey);115 }116 if (__DEV__) {117 var name = getComponentName(fiber) || 'Unknown';118 var workInProgress = isReconciling ? fiber : null;119 ReactDebugCurrentFrame.current = workInProgress;120 checkReactTypeSpec(childContextTypes, childContext, 'child context', name);121 ReactDebugCurrentFrame.current = null;122 }123 return babelHelpers.extends({}, parentContext, childContext);124}125exports.processChildContext = processChildContext;126exports.pushContextProvider = function (workInProgress) {127 if (!isContextProvider(workInProgress)) {128 return false;129 }130 var instance = workInProgress.stateNode;131 var memoizedMergedChildContext = instance && instance.__reactInternalMemoizedMergedChildContext || emptyObject;132 previousContext = contextStackCursor.current;133 push(contextStackCursor, memoizedMergedChildContext, workInProgress);134 push(didPerformWorkStackCursor, false, workInProgress);135 return true;136};137exports.invalidateContextProvider = function (workInProgress) {138 var instance = workInProgress.stateNode;139 invariant(instance, 'Expected to have an instance by this point.');140 var mergedContext = processChildContext(workInProgress, previousContext, true);141 instance.__reactInternalMemoizedMergedChildContext = mergedContext;142 pop(didPerformWorkStackCursor, workInProgress);143 pop(contextStackCursor, workInProgress);144 push(contextStackCursor, mergedContext, workInProgress);145 push(didPerformWorkStackCursor, true, workInProgress);146};147exports.resetContext = function () {148 previousContext = emptyObject;149 contextStackCursor.current = emptyObject;150 didPerformWorkStackCursor.current = false;151};152exports.findCurrentUnmaskedContext = function (fiber) {153 invariant(isFiberMounted(fiber) && fiber.tag === ClassComponent, 'Expected subtree parent to be a mounted class component');154 var node = fiber;155 while (node.tag !== HostRoot) {156 if (isContextProvider(node)) {157 return node.stateNode.__reactInternalMemoizedMergedChildContext;158 }159 var parent = node.return;160 invariant(parent, 'Found unexpected detached subtree parent');161 node = parent;162 }163 return node.stateNode.context;...

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9a3fae0c677aede43fbbb4950c4dd3c38f9c39ReactFiberContext.js

Source:9a3fae0c677aede43fbbb4950c4dd3c38f9c39ReactFiberContext.js Github

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...24var contextStackCursor = createCursor(emptyObject);25var didPerformWorkStackCursor = createCursor(false);26var previousContext = emptyObject;27function getUnmaskedContext(workInProgress) {28 var hasOwnContext = isContextProvider(workInProgress);29 if (hasOwnContext) {30 return previousContext;31 }32 return contextStackCursor.current;33}34exports.getUnmaskedContext = getUnmaskedContext;35function cacheContext(workInProgress, unmaskedContext, maskedContext) {36 var instance = workInProgress.stateNode;37 instance.__reactInternalMemoizedUnmaskedChildContext = unmaskedContext;38 instance.__reactInternalMemoizedMaskedChildContext = maskedContext;39}40exports.cacheContext = cacheContext;41exports.getMaskedContext = function (workInProgress, unmaskedContext) {42 var type = workInProgress.type;43 var contextTypes = type.contextTypes;44 if (!contextTypes) {45 return emptyObject;46 }47 var instance = workInProgress.stateNode;48 if (instance && instance.__reactInternalMemoizedUnmaskedChildContext === unmaskedContext) {49 return instance.__reactInternalMemoizedMaskedChildContext;50 }51 var context = {};52 for (var key in contextTypes) {53 context[key] = unmaskedContext[key];54 }55 if (__DEV__) {56 var name = getComponentName(workInProgress) || 'Unknown';57 ReactDebugCurrentFrame.current = workInProgress;58 checkReactTypeSpec(contextTypes, context, 'context', name);59 ReactDebugCurrentFrame.current = null;60 }61 if (instance) {62 cacheContext(workInProgress, unmaskedContext, context);63 }64 return context;65};66exports.hasContextChanged = function () {67 return didPerformWorkStackCursor.current;68};69function isContextConsumer(fiber) {70 return fiber.tag === ClassComponent && fiber.type.contextTypes != null;71}72exports.isContextConsumer = isContextConsumer;73function isContextProvider(fiber) {74 return fiber.tag === ClassComponent && fiber.type.childContextTypes != null;75}76exports.isContextProvider = isContextProvider;77function popContextProvider(fiber) {78 if (!isContextProvider(fiber)) {79 return;80 }81 pop(didPerformWorkStackCursor, fiber);82 pop(contextStackCursor, fiber);83}84exports.popContextProvider = popContextProvider;85exports.pushTopLevelContextObject = function (fiber, context, didChange) {86 invariant(contextStackCursor.cursor == null, 'Unexpected context found on stack');87 push(contextStackCursor, context, fiber);88 push(didPerformWorkStackCursor, didChange, fiber);89};90function processChildContext(fiber, parentContext, isReconciling) {91 var instance = fiber.stateNode;92 var childContextTypes = fiber.type.childContextTypes;93 if (typeof instance.getChildContext !== 'function') {94 if (__DEV__) {95 var componentName = getComponentName(fiber) || 'Unknown';96 if (!warnedAboutMissingGetChildContext[componentName]) {97 warnedAboutMissingGetChildContext[componentName] = true;98 warning(false, '%s.childContextTypes is specified but there is no getChildContext() method ' + 'on the instance. You can either define getChildContext() on %s or remove ' + 'childContextTypes from it.', componentName, componentName);99 }100 }101 return parentContext;102 }103 var childContext = void 0;104 if (__DEV__) {105 ReactDebugCurrentFiber.phase = 'getChildContext';106 startPhaseTimer(fiber, 'getChildContext');107 childContext = instance.getChildContext();108 stopPhaseTimer();109 ReactDebugCurrentFiber.phase = null;110 } else {111 childContext = instance.getChildContext();112 }113 for (var contextKey in childContext) {114 invariant(contextKey in childContextTypes, '%s.getChildContext(): key "%s" is not defined in childContextTypes.', getComponentName(fiber) || 'Unknown', contextKey);115 }116 if (__DEV__) {117 var name = getComponentName(fiber) || 'Unknown';118 var workInProgress = isReconciling ? fiber : null;119 ReactDebugCurrentFrame.current = workInProgress;120 checkReactTypeSpec(childContextTypes, childContext, 'child context', name);121 ReactDebugCurrentFrame.current = null;122 }123 return babelHelpers.extends({}, parentContext, childContext);124}125exports.processChildContext = processChildContext;126exports.pushContextProvider = function (workInProgress) {127 if (!isContextProvider(workInProgress)) {128 return false;129 }130 var instance = workInProgress.stateNode;131 var memoizedMergedChildContext = instance && instance.__reactInternalMemoizedMergedChildContext || emptyObject;132 previousContext = contextStackCursor.current;133 push(contextStackCursor, memoizedMergedChildContext, workInProgress);134 push(didPerformWorkStackCursor, false, workInProgress);135 return true;136};137exports.invalidateContextProvider = function (workInProgress) {138 var instance = workInProgress.stateNode;139 invariant(instance, 'Expected to have an instance by this point.');140 var mergedContext = processChildContext(workInProgress, previousContext, true);141 instance.__reactInternalMemoizedMergedChildContext = mergedContext;142 pop(didPerformWorkStackCursor, workInProgress);143 pop(contextStackCursor, workInProgress);144 push(contextStackCursor, mergedContext, workInProgress);145 push(didPerformWorkStackCursor, true, workInProgress);146};147exports.resetContext = function () {148 previousContext = emptyObject;149 contextStackCursor.current = emptyObject;150 didPerformWorkStackCursor.current = false;151};152exports.findCurrentUnmaskedContext = function (fiber) {153 invariant(isFiberMounted(fiber) && fiber.tag === ClassComponent, 'Expected subtree parent to be a mounted class component');154 var node = fiber;155 while (node.tag !== HostRoot) {156 if (isContextProvider(node)) {157 return node.stateNode.__reactInternalMemoizedMergedChildContext;158 }159 var parent = node.return;160 invariant(parent, 'Found unexpected detached subtree parent');161 node = parent;162 }163 return node.stateNode.context;...

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8e49f57685ef957a47fb9ae4fed8d7e04729d8ReactFiberContext.js

Source:8e49f57685ef957a47fb9ae4fed8d7e04729d8ReactFiberContext.js Github

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...24var contextStackCursor = createCursor(emptyObject);25var didPerformWorkStackCursor = createCursor(false);26var previousContext = emptyObject;27function getUnmaskedContext(workInProgress) {28 var hasOwnContext = isContextProvider(workInProgress);29 if (hasOwnContext) {30 return previousContext;31 }32 return contextStackCursor.current;33}34exports.getUnmaskedContext = getUnmaskedContext;35function cacheContext(workInProgress, unmaskedContext, maskedContext) {36 var instance = workInProgress.stateNode;37 instance.__reactInternalMemoizedUnmaskedChildContext = unmaskedContext;38 instance.__reactInternalMemoizedMaskedChildContext = maskedContext;39}40exports.cacheContext = cacheContext;41exports.getMaskedContext = function (workInProgress, unmaskedContext) {42 var type = workInProgress.type;43 var contextTypes = type.contextTypes;44 if (!contextTypes) {45 return emptyObject;46 }47 var instance = workInProgress.stateNode;48 if (instance && instance.__reactInternalMemoizedUnmaskedChildContext === unmaskedContext) {49 return instance.__reactInternalMemoizedMaskedChildContext;50 }51 var context = {};52 for (var key in contextTypes) {53 context[key] = unmaskedContext[key];54 }55 if (__DEV__) {56 var name = getComponentName(workInProgress) || 'Unknown';57 ReactDebugCurrentFrame.current = workInProgress;58 checkReactTypeSpec(contextTypes, context, 'context', name);59 ReactDebugCurrentFrame.current = null;60 }61 if (instance) {62 cacheContext(workInProgress, unmaskedContext, context);63 }64 return context;65};66exports.hasContextChanged = function () {67 return didPerformWorkStackCursor.current;68};69function isContextConsumer(fiber) {70 return fiber.tag === ClassComponent && fiber.type.contextTypes != null;71}72exports.isContextConsumer = isContextConsumer;73function isContextProvider(fiber) {74 return fiber.tag === ClassComponent && fiber.type.childContextTypes != null;75}76exports.isContextProvider = isContextProvider;77function popContextProvider(fiber) {78 if (!isContextProvider(fiber)) {79 return;80 }81 pop(didPerformWorkStackCursor, fiber);82 pop(contextStackCursor, fiber);83}84exports.popContextProvider = popContextProvider;85exports.pushTopLevelContextObject = function (fiber, context, didChange) {86 invariant(contextStackCursor.cursor == null, 'Unexpected context found on stack');87 push(contextStackCursor, context, fiber);88 push(didPerformWorkStackCursor, didChange, fiber);89};90function processChildContext(fiber, parentContext, isReconciling) {91 var instance = fiber.stateNode;92 var childContextTypes = fiber.type.childContextTypes;93 if (typeof instance.getChildContext !== 'function') {94 if (__DEV__) {95 var componentName = getComponentName(fiber) || 'Unknown';96 if (!warnedAboutMissingGetChildContext[componentName]) {97 warnedAboutMissingGetChildContext[componentName] = true;98 warning(false, '%s.childContextTypes is specified but there is no getChildContext() method ' + 'on the instance. You can either define getChildContext() on %s or remove ' + 'childContextTypes from it.', componentName, componentName);99 }100 }101 return parentContext;102 }103 var childContext = void 0;104 if (__DEV__) {105 ReactDebugCurrentFiber.phase = 'getChildContext';106 startPhaseTimer(fiber, 'getChildContext');107 childContext = instance.getChildContext();108 stopPhaseTimer();109 ReactDebugCurrentFiber.phase = null;110 } else {111 childContext = instance.getChildContext();112 }113 for (var contextKey in childContext) {114 invariant(contextKey in childContextTypes, '%s.getChildContext(): key "%s" is not defined in childContextTypes.', getComponentName(fiber) || 'Unknown', contextKey);115 }116 if (__DEV__) {117 var name = getComponentName(fiber) || 'Unknown';118 var workInProgress = isReconciling ? fiber : null;119 ReactDebugCurrentFrame.current = workInProgress;120 checkReactTypeSpec(childContextTypes, childContext, 'child context', name);121 ReactDebugCurrentFrame.current = null;122 }123 return babelHelpers.extends({}, parentContext, childContext);124}125exports.processChildContext = processChildContext;126exports.pushContextProvider = function (workInProgress) {127 if (!isContextProvider(workInProgress)) {128 return false;129 }130 var instance = workInProgress.stateNode;131 var memoizedMergedChildContext = instance && instance.__reactInternalMemoizedMergedChildContext || emptyObject;132 previousContext = contextStackCursor.current;133 push(contextStackCursor, memoizedMergedChildContext, workInProgress);134 push(didPerformWorkStackCursor, false, workInProgress);135 return true;136};137exports.invalidateContextProvider = function (workInProgress) {138 var instance = workInProgress.stateNode;139 invariant(instance, 'Expected to have an instance by this point.');140 var mergedContext = processChildContext(workInProgress, previousContext, true);141 instance.__reactInternalMemoizedMergedChildContext = mergedContext;142 pop(didPerformWorkStackCursor, workInProgress);143 pop(contextStackCursor, workInProgress);144 push(contextStackCursor, mergedContext, workInProgress);145 push(didPerformWorkStackCursor, true, workInProgress);146};147exports.resetContext = function () {148 previousContext = emptyObject;149 contextStackCursor.current = emptyObject;150 didPerformWorkStackCursor.current = false;151};152exports.findCurrentUnmaskedContext = function (fiber) {153 invariant(isFiberMounted(fiber) && fiber.tag === ClassComponent, 'Expected subtree parent to be a mounted class component');154 var node = fiber;155 while (node.tag !== HostRoot) {156 if (isContextProvider(node)) {157 return node.stateNode.__reactInternalMemoizedMergedChildContext;158 }159 var parent = node.return;160 invariant(parent, 'Found unexpected detached subtree parent');161 node = parent;162 }163 return node.stateNode.context;...

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98af3e9fa980f1e4dc30bec19c34f7c4f362c4ReactFiberContext.js

Source:98af3e9fa980f1e4dc30bec19c34f7c4f362c4ReactFiberContext.js Github

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...24var contextStackCursor = createCursor(emptyObject);25var didPerformWorkStackCursor = createCursor(false);26var previousContext = emptyObject;27function getUnmaskedContext(workInProgress) {28 var hasOwnContext = isContextProvider(workInProgress);29 if (hasOwnContext) {30 return previousContext;31 }32 return contextStackCursor.current;33}34exports.getUnmaskedContext = getUnmaskedContext;35function cacheContext(workInProgress, unmaskedContext, maskedContext) {36 var instance = workInProgress.stateNode;37 instance.__reactInternalMemoizedUnmaskedChildContext = unmaskedContext;38 instance.__reactInternalMemoizedMaskedChildContext = maskedContext;39}40exports.cacheContext = cacheContext;41exports.getMaskedContext = function (workInProgress, unmaskedContext) {42 var type = workInProgress.type;43 var contextTypes = type.contextTypes;44 if (!contextTypes) {45 return emptyObject;46 }47 var instance = workInProgress.stateNode;48 if (instance && instance.__reactInternalMemoizedUnmaskedChildContext === unmaskedContext) {49 return instance.__reactInternalMemoizedMaskedChildContext;50 }51 var context = {};52 for (var key in contextTypes) {53 context[key] = unmaskedContext[key];54 }55 if (__DEV__) {56 var name = getComponentName(workInProgress) || 'Unknown';57 ReactDebugCurrentFrame.current = workInProgress;58 checkReactTypeSpec(contextTypes, context, 'context', name);59 ReactDebugCurrentFrame.current = null;60 }61 if (instance) {62 cacheContext(workInProgress, unmaskedContext, context);63 }64 return context;65};66exports.hasContextChanged = function () {67 return didPerformWorkStackCursor.current;68};69function isContextConsumer(fiber) {70 return fiber.tag === ClassComponent && fiber.type.contextTypes != null;71}72exports.isContextConsumer = isContextConsumer;73function isContextProvider(fiber) {74 return fiber.tag === ClassComponent && fiber.type.childContextTypes != null;75}76exports.isContextProvider = isContextProvider;77function popContextProvider(fiber) {78 if (!isContextProvider(fiber)) {79 return;80 }81 pop(didPerformWorkStackCursor, fiber);82 pop(contextStackCursor, fiber);83}84exports.popContextProvider = popContextProvider;85exports.pushTopLevelContextObject = function (fiber, context, didChange) {86 invariant(contextStackCursor.cursor == null, 'Unexpected context found on stack');87 push(contextStackCursor, context, fiber);88 push(didPerformWorkStackCursor, didChange, fiber);89};90function processChildContext(fiber, parentContext, isReconciling) {91 var instance = fiber.stateNode;92 var childContextTypes = fiber.type.childContextTypes;93 if (typeof instance.getChildContext !== 'function') {94 if (__DEV__) {95 var componentName = getComponentName(fiber) || 'Unknown';96 if (!warnedAboutMissingGetChildContext[componentName]) {97 warnedAboutMissingGetChildContext[componentName] = true;98 warning(false, '%s.childContextTypes is specified but there is no getChildContext() method ' + 'on the instance. You can either define getChildContext() on %s or remove ' + 'childContextTypes from it.', componentName, componentName);99 }100 }101 return parentContext;102 }103 var childContext = void 0;104 if (__DEV__) {105 ReactDebugCurrentFiber.phase = 'getChildContext';106 startPhaseTimer(fiber, 'getChildContext');107 childContext = instance.getChildContext();108 stopPhaseTimer();109 ReactDebugCurrentFiber.phase = null;110 } else {111 childContext = instance.getChildContext();112 }113 for (var contextKey in childContext) {114 invariant(contextKey in childContextTypes, '%s.getChildContext(): key "%s" is not defined in childContextTypes.', getComponentName(fiber) || 'Unknown', contextKey);115 }116 if (__DEV__) {117 var name = getComponentName(fiber) || 'Unknown';118 var workInProgress = isReconciling ? fiber : null;119 ReactDebugCurrentFrame.current = workInProgress;120 checkReactTypeSpec(childContextTypes, childContext, 'child context', name);121 ReactDebugCurrentFrame.current = null;122 }123 return babelHelpers.extends({}, parentContext, childContext);124}125exports.processChildContext = processChildContext;126exports.pushContextProvider = function (workInProgress) {127 if (!isContextProvider(workInProgress)) {128 return false;129 }130 var instance = workInProgress.stateNode;131 var memoizedMergedChildContext = instance && instance.__reactInternalMemoizedMergedChildContext || emptyObject;132 previousContext = contextStackCursor.current;133 push(contextStackCursor, memoizedMergedChildContext, workInProgress);134 push(didPerformWorkStackCursor, false, workInProgress);135 return true;136};137exports.invalidateContextProvider = function (workInProgress) {138 var instance = workInProgress.stateNode;139 invariant(instance, 'Expected to have an instance by this point.');140 var mergedContext = processChildContext(workInProgress, previousContext, true);141 instance.__reactInternalMemoizedMergedChildContext = mergedContext;142 pop(didPerformWorkStackCursor, workInProgress);143 pop(contextStackCursor, workInProgress);144 push(contextStackCursor, mergedContext, workInProgress);145 push(didPerformWorkStackCursor, true, workInProgress);146};147exports.resetContext = function () {148 previousContext = emptyObject;149 contextStackCursor.current = emptyObject;150 didPerformWorkStackCursor.current = false;151};152exports.findCurrentUnmaskedContext = function (fiber) {153 invariant(isFiberMounted(fiber) && fiber.tag === ClassComponent, 'Expected subtree parent to be a mounted class component');154 var node = fiber;155 while (node.tag !== HostRoot) {156 if (isContextProvider(node)) {157 return node.stateNode.__reactInternalMemoizedMergedChildContext;158 }159 var parent = node.return;160 invariant(parent, 'Found unexpected detached subtree parent');161 node = parent;162 }163 return node.stateNode.context;...

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732bd0128aff155638d55c570cb4592c9a251cReactFiberContext.js

Source:732bd0128aff155638d55c570cb4592c9a251cReactFiberContext.js Github

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...24var contextStackCursor = createCursor(emptyObject);25var didPerformWorkStackCursor = createCursor(false);26var previousContext = emptyObject;27function getUnmaskedContext(workInProgress) {28 var hasOwnContext = isContextProvider(workInProgress);29 if (hasOwnContext) {30 return previousContext;31 }32 return contextStackCursor.current;33}34exports.getUnmaskedContext = getUnmaskedContext;35function cacheContext(workInProgress, unmaskedContext, maskedContext) {36 var instance = workInProgress.stateNode;37 instance.__reactInternalMemoizedUnmaskedChildContext = unmaskedContext;38 instance.__reactInternalMemoizedMaskedChildContext = maskedContext;39}40exports.cacheContext = cacheContext;41exports.getMaskedContext = function (workInProgress, unmaskedContext) {42 var type = workInProgress.type;43 var contextTypes = type.contextTypes;44 if (!contextTypes) {45 return emptyObject;46 }47 var instance = workInProgress.stateNode;48 if (instance && instance.__reactInternalMemoizedUnmaskedChildContext === unmaskedContext) {49 return instance.__reactInternalMemoizedMaskedChildContext;50 }51 var context = {};52 for (var key in contextTypes) {53 context[key] = unmaskedContext[key];54 }55 if (__DEV__) {56 var name = getComponentName(workInProgress) || 'Unknown';57 ReactDebugCurrentFrame.current = workInProgress;58 checkReactTypeSpec(contextTypes, context, 'context', name);59 ReactDebugCurrentFrame.current = null;60 }61 if (instance) {62 cacheContext(workInProgress, unmaskedContext, context);63 }64 return context;65};66exports.hasContextChanged = function () {67 return didPerformWorkStackCursor.current;68};69function isContextConsumer(fiber) {70 return fiber.tag === ClassComponent && fiber.type.contextTypes != null;71}72exports.isContextConsumer = isContextConsumer;73function isContextProvider(fiber) {74 return fiber.tag === ClassComponent && fiber.type.childContextTypes != null;75}76exports.isContextProvider = isContextProvider;77function popContextProvider(fiber) {78 if (!isContextProvider(fiber)) {79 return;80 }81 pop(didPerformWorkStackCursor, fiber);82 pop(contextStackCursor, fiber);83}84exports.popContextProvider = popContextProvider;85exports.pushTopLevelContextObject = function (fiber, context, didChange) {86 invariant(contextStackCursor.cursor == null, 'Unexpected context found on stack');87 push(contextStackCursor, context, fiber);88 push(didPerformWorkStackCursor, didChange, fiber);89};90function processChildContext(fiber, parentContext, isReconciling) {91 var instance = fiber.stateNode;92 var childContextTypes = fiber.type.childContextTypes;93 if (typeof instance.getChildContext !== 'function') {94 if (__DEV__) {95 var componentName = getComponentName(fiber) || 'Unknown';96 if (!warnedAboutMissingGetChildContext[componentName]) {97 warnedAboutMissingGetChildContext[componentName] = true;98 warning(false, '%s.childContextTypes is specified but there is no getChildContext() method ' + 'on the instance. You can either define getChildContext() on %s or remove ' + 'childContextTypes from it.', componentName, componentName);99 }100 }101 return parentContext;102 }103 var childContext = void 0;104 if (__DEV__) {105 ReactDebugCurrentFiber.phase = 'getChildContext';106 startPhaseTimer(fiber, 'getChildContext');107 childContext = instance.getChildContext();108 stopPhaseTimer();109 ReactDebugCurrentFiber.phase = null;110 } else {111 childContext = instance.getChildContext();112 }113 for (var contextKey in childContext) {114 invariant(contextKey in childContextTypes, '%s.getChildContext(): key "%s" is not defined in childContextTypes.', getComponentName(fiber) || 'Unknown', contextKey);115 }116 if (__DEV__) {117 var name = getComponentName(fiber) || 'Unknown';118 var workInProgress = isReconciling ? fiber : null;119 ReactDebugCurrentFrame.current = workInProgress;120 checkReactTypeSpec(childContextTypes, childContext, 'child context', name);121 ReactDebugCurrentFrame.current = null;122 }123 return babelHelpers.extends({}, parentContext, childContext);124}125exports.processChildContext = processChildContext;126exports.pushContextProvider = function (workInProgress) {127 if (!isContextProvider(workInProgress)) {128 return false;129 }130 var instance = workInProgress.stateNode;131 var memoizedMergedChildContext = instance && instance.__reactInternalMemoizedMergedChildContext || emptyObject;132 previousContext = contextStackCursor.current;133 push(contextStackCursor, memoizedMergedChildContext, workInProgress);134 push(didPerformWorkStackCursor, false, workInProgress);135 return true;136};137exports.invalidateContextProvider = function (workInProgress) {138 var instance = workInProgress.stateNode;139 invariant(instance, 'Expected to have an instance by this point.');140 var mergedContext = processChildContext(workInProgress, previousContext, true);141 instance.__reactInternalMemoizedMergedChildContext = mergedContext;142 pop(didPerformWorkStackCursor, workInProgress);143 pop(contextStackCursor, workInProgress);144 push(contextStackCursor, mergedContext, workInProgress);145 push(didPerformWorkStackCursor, true, workInProgress);146};147exports.resetContext = function () {148 previousContext = emptyObject;149 contextStackCursor.current = emptyObject;150 didPerformWorkStackCursor.current = false;151};152exports.findCurrentUnmaskedContext = function (fiber) {153 invariant(isFiberMounted(fiber) && fiber.tag === ClassComponent, 'Expected subtree parent to be a mounted class component');154 var node = fiber;155 while (node.tag !== HostRoot) {156 if (isContextProvider(node)) {157 return node.stateNode.__reactInternalMemoizedMergedChildContext;158 }159 var parent = node.return;160 invariant(parent, 'Found unexpected detached subtree parent');161 node = parent;162 }163 return node.stateNode.context;...

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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 const isContextProvider = context._isContextProvider();7 console.log(isContextProvider);8 await browser.close();9})();10const { chromium } = require('playwright');11(async () => {12 const browser = await chromium.launch();13 const context = await browser.newContext();14 const page = await context.newPage();15 if (context._isContextProvider()) {16 const newContext = await context.newContext();17 }18 await browser.close();19})();20BrowserContext._isContextProvider()21BrowserContext.newContext()22Page.newContext()23Browser.newContext()24BrowserContext.newPage()25Page.newPage()26Browser.newPage()

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1const { isContextProvider } = require('playwright/lib/server/browserContext');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 await browser.close();7})();8const { isContextProvider } = require('playwright/lib/server/browserContext');9const { chromium } = require('playwright');10(async () => {11 const browser = await chromium.launch();12 const context = await browser.newContext();13 await browser.close();14})();15const { isContextProvider } = require('playwright/lib/server/browserContext');16const { chromium } = require('playwright');17(async () => {18 const browser = await chromium.launch();19 const context = await browser.newContext();20 await browser.close();21})();22const { isContextProvider } = require('playwright/lib/server/browserContext');23const { chromium } = require('playwright');24(async () => {25 const browser = await chromium.launch();26 const context = await browser.newContext();27 await browser.close();28})();29const { isContextProvider } = require('playwright/lib/server/browserContext');30const { chromium } = require('playwright');31(async () => {32 const browser = await chromium.launch();33 const context = await browser.newContext();34 await browser.close();35})();36const { isContextProvider } = require('playwright/lib/server/browserContext');37const { chromium } = require('playwright');38(async () => {39 const browser = await chromium.launch();40 const context = await browser.newContext();41 await browser.close();42})();43const { isContextProvider } = require('playwright/lib/server/browserContext');44const { chromium } = require('playwright');

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1const { isContextProvider } = require('playwright/lib/server/chromium/crBrowser');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 console.log(await isContextProvider(context));7 await browser.close();8})();

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1const { isContextProvider } = require('playwright/lib/server/chromium/crBrowser');2const { chromium } = require('playwright');3const browser = await chromium.launch();4const context = await browser.newContext();5console.log(isContextProvider(context));6await browser.close();7const { chromium } = require('playwright');8const browser = await chromium.launch();9const context = await browser.newContext({10 proxy: {11 },12});13const page = await context.newPage();14await page.screenshot({ path: 'google.png' });15await browser.close();16const { chromium } = require('playwright');17const browser = await chromium.launch();18const context = await browser.newContext();19const page = await context.newPage();

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1const { isContextProvider } = require('playwright/lib/server/browserContext');2const isContextProvider = require('playwright/lib/server/browserContext').isContextProvider;3const { isContextProvider } = require('playwright/lib/server/browserContext').isContextProvider;4const isContextProvider = require('playwright/lib/server/browserContext').isContextProvider();5const { isContextProvider } = require('playwright/lib/server/browserContext').isContextProvider();6const isContextProvider = require('playwright/lib/server/browserContext').isContextProvider();7const { isContextProvider } = require('playwright/lib/server/browserContext').isContextProvider();8const isContextProvider = require('playwright/lib/server/browserContext').isContextProvider();9const { isContextProvider } = require('playwright/lib/server/browserContext').isContextProvider();10const isContextProvider = require('playwright/lib/server/browserContext').isContextProvider();11const { isContextProvider } = require('playwright/lib/server/browserContext').isContextProvider();12const isContextProvider = require('playwright/lib/server/browserContext').isContextProvider();13const { isContextProvider } = require('playwright/lib/server/browserContext').isContextProvider();14const isContextProvider = require('playwright/lib/server/browserContext').isContextProvider();15const { isContextProvider } = require('playwright/lib/server/browserContext').isContextProvider();

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1const { isContextProvider } = require('playwright/lib/server/browserType');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 console.log("Is context provider: " + isContextProvider(context));7 await browser.close();8})();

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1const path = require('path');2const { chromium } = require('playwright');3const { isContextProvider } = require('playwright/lib/server/registry');4(async () => {5 const browser = await chromium.launch();6 const context = await browser.newContext();7 const page = await context.newPage();8 const screenshot = await page.screenshot();9 await browser.close();10 console.log(isContextProvider(context));11})();

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1const { isContextProvider } = require("playwright-core/lib/server/browserContext");2const { chromium } = require("playwright-core");3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 console.log(isContextProvider(context));7 await browser.close();8})();9const { isBrowserProvider } = require("playwright-core/lib/server/browser");10const { chromium } = require("playwright-core");11(async () => {12 const browser = await chromium.launch();13 console.log(isBrowserProvider(browser));14 await browser.close();15})();16const { isPageProvider } = require("playwright-core/lib/server/page");17const { chromium } = require("playwright-core");18(async () => {19 const browser = await chromium.launch();20 const context = await browser.newContext();21 const page = await context.newPage();22 console.log(isPageProvider(page));23 await browser.close();24})();25const { isElementHandleProvider } = require("playwright-core/lib/server/elementHandler");26const { chromium } = require("playwright-core");27(async () => {28 const browser = await chromium.launch();29 const context = await browser.newContext();30 const page = await context.newPage();31 const elementHandle = await page.$("body");32 console.log(isElementHandleProvider(elementHandle));33 await browser.close();34})();35const { isJSHandleProvider } = require("playwright-core/lib/server/jsHandle");36const { chromium } = require("playwright-core");37(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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