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How to use reconcileSingleTextNode method in Playwright Internal
Best JavaScript code snippet using playwright-internal
MyReact.js
Source:MyReact.js 
...112 fiber.return = returnFiber;113 return fiber;114 }115}116function reconcileSingleTextNode(returnFiber, text) {117 let fiber = createFiber(HostText, null, text);118 fiber.return = returnFiber;119 return fiber;120}121function reconcileChildrenArray(workInProgress, nextChildren) {122 // è¿ä¸ªæ¹æ³ä¸ï¼è¦éè¿indexåkeyå¼å»å°½å¯è½å¤çæ¾å°å¯ä»¥å¤ç¨çdomèç¹123 // è¿ä¸ªå½æ°å°±æ¯reactä¸ææå¤æçdiffç®æ³124 let nowWorkInProgress = null;125 if (isFirstRender) {126 nextChildren.forEeach((reactElement, index) => {127 if (index === 0) {128 if (129 typeof reactElement === "string" ||130 typeof reactElement === "number"131 ) {132 workInProgress.child = reconcileSingleTextNode(133 workInProgress,134 reactElement135 );136 } else {137 workInProgress.child = reconcileSingleElement(138 workInProgress,139 reactElement140 );141 }142 nowWorkInProgress = workInProgress.child;143 } else {144 if (145 typeof reactElement === "string" ||146 typeof reactElement === "number"147 ) {148 workInProgress.sibling = reconcileSingleTextNode(149 workInProgress,150 reactElement151 );152 } else {153 workInProgress.sibling = reconcileSingleElement(154 workInProgress,155 reactElement156 );157 }158 nowWorkInProgress = nowWorkInProgress.sibling;159 }160 });161 return workInProgress.child;162 }163}164function reconcileChildrenFiber(workInProgress, nextChildren) {165 if (typeof nextChildren === "object" && !!nextChildren.$$typeof) {166 // 说æå®æ¯ä¸ä¸ªç¬çåï¼å¹¶ä¸æ¯reactå
ç´ 167 return reconcileSingleElement(workInProgress, nextChildren);168 }169 if (nextChildren instanceof Array) {170 // retrun reconcileChildrenArray(workInProgress, nextChildren)171 }172 if (typeof nextChildren === "string" || typeof nextChildren === "number") {173 // retrun reconcileSingleTextNode(workInProgress, nextChildren)174 }175 return null;176}177function reconcileChildren(workInProgress, nextChildren) {178 if (isFirstRender && !!workInProgress.alternate) {179 workInProgress.child = reconcileChildrenFiber(workInProgress, nextChildren);180 workInProgress.child.effectTag = Placement;181 } else {182 workInProgress.child = reconcileChildrenFiber(workInProgress, nextChildren);183 }184}185function updateHostRoot(workInProgress) {186 let children = workInProgress.memoizedState.element;187 reconcileChildren(workInProgress, children);...
react-dom.js
Source:react-dom.js
...63 } else {64 workInProgress.child = reconcileChildFiber(workInProgress, nextChildren)65 }66}67function reconcileSingleTextNode(returnFiber, text) {68 let fiber = createFiber(HostText, null, text)69 fiber.return = returnFiber70 return fiber71}72function reconcileSingleElement(returnFiber, element) {73 let type = element.type74 let flag = null75 if (element.$$typeof === Symbol.for('react.element')) {76 if (type === "function") {77 // å¤ææ¯ä¸æ¯ Classç»ä»¶78 if (type.prototype && type.prototype.isReactComponent) {79 flag = ClassComponent80 }81 } else if (type === "string") {82 flag = HostComponent83 }84 }85 // å建fiber86 let fiber = createFiber(flag, element.key, element.props)87 fiber.type = type88 fiber.return = returnFiber89 return fiber90}91function reconcileChildrenArray(workInProgress, nextChildren) {92 // è¿ä¸ªæ¹æ³ä¸ è¦éè¿ index åkey å¼å»å°½å¯è½çæ¾å°å¯ä»¥å¤ç¨çdom èç¹93 // è¿ä¸ªå½æ°æ¯reactææå¤æç diff ç®æ³94 let nowWorkInProgress = null95 if (isFirstRender) {96 nextChildren.forEach((reactElement, index) => {97 if (index === 0) {98 if (typeof reactElement === 'string' || typeof reactElement === 'number') {99 workInProgress.child = reconcileSingleTextNode(workInProgress, reactElement)100 } else {101 workInProgress.child = reconcileSingleElement(workInProgress, reactElement)102 }103 nowWorkInProgress = workInProgress.child104 } else {105 if (typeof reactElement === 'string' || typeof reactElement === 'number') {106 nowWorkInProgress.sibling = reconcileSingleTextNode(workInProgress, reactElement)107 } else {108 nowWorkInProgress.child = reconcileSingleElement(workInProgress, reactElement)109 }110 nowWorkInProgress = nowWorkInProgress.sibling111 }112 })113 return workInProgress.child114 }115}116function reconcileChildFiber(workInProgress, nextChildren) {117 if (typeof nextChildren === "object" && nextChildren && nextChildren.$$typeof) {118 // 说æå®æ¯ä¸ä¸ªç¬çå 并ä¸æ¯reactå
ç´ 119 return reconcileSingleElement(workInProgress, nextChildren)120 }121 if (nextChildren instanceof Array) {122 return reconcileChildrenArray(workInProgress, nextChildren)123 }124 if (typeof nextChildren === "string" || typeof nextChildren === "number") {125 return reconcileSingleTextNode(workInProgress, nextChildren)126 }127}128function updateHostRoot(workInProgress) {129 let children = workInProgress.memoizedState.element130 return reconcileChildren(workInProgress, children)131}132let classcomponentUpdater = {133 enqueueState: null134}135function updateClassComponent(workInProgress) {136 let component = workInProgress.type137 let nextProps = workInProgress.pendingProps138 if (component.defaultProps) {139 nextProps = Object.assign({}, component.defaultProps, nextProps)...
index.js
Source:index.js
...64 fiber.return = returnFiber65 return fiber 66 }67}68function reconcileSingleTextNode(returnFiber, element){69 let fiber = createFiber(HostText, element, null)70 fiber.return = returnFiber71 return fiber72}73function reconcileChildrenArray(workInProgress, nextChildren){74 let nowWorkInProgress = null75 if(isFirstRender){76 nextChildren.forEach((reactElement, index) => {77 if(index === 0){78 if(typeof reactElement == 'string' || typeof reactElement == 'number'){79 workInProgress.child = reconcileSingleTextNode(workInProgress, reactElement)80 } else{81 workInProgress.child = reconcileSingleElement(workInProgress, reactElement)82 }83 nowWorkInProgress = workInProgress.child84 }else{85 if(typeof reactElement == 'string' || typeof reactElement == 'number'){86 nowWorkInProgress.sibling = reconcileSingleTextNode(workInProgress, reactElement)87 } else{88 nowWorkInProgress.sibling = reconcileSingleElement(workInProgress, reactElement)89 }90 nowWorkInProgress = nowWorkInProgress.sibling91 }92 })93 return workInProgress.child;94 }95}96function reconcileChildFiber(workInProgress, nextChildren){97 if(typeof nextChildren === 'object' && !!nextChildren && !!nextChildren.$$typeof){98 //å个èç¹99 return reconcileSingleElement(workInProgress, nextChildren)100 }101 if(nextChildren instanceof Array){102 return reconcileChildrenArray(workInProgress, nextChildren)103 }104 if(typeof nextChildren === 'string' || typeof nextChildren === 'number'){105 // return reconcileSingleTextNode(workInProgress, nextChildren)106 }107 return null;108}109function reconcileChildren(workInProgress, nextChildren){110 if(isFirstRender && !!workInProgress.alternate){111 //æ¿å°åèç¹çfiber112 workInProgress.child = reconcileChildFiber(workInProgress, nextChildren)113 //å次渲æçæ¶åè¦è®¾ç½®ä¿®æ¹ç¶æ为æå
¥114 workInProgress.child.effectTag = Placement115 }else{116 workInProgress.child = reconcileChildFiber(workInProgress, nextChildren)117 }118 return workInProgress.child119}...
react-diff.js
Source:react-diff.js
...38 created.return = returnFiber;39 return created;40}41// æ°å
ç´ ä¸ºææ¬èç¹42function reconcileSingleTextNode(returnFiber, currentFirstChild, textConent) {43 if (currentFirstChild !== null && currentFirstChild.tag === HostText) {44 deleteRemainingChildren(returnFiber, currentFirstChild.sibling);45 // å¤ç¨ç¬¬ä¸ä¸ªèç¹46 const existing = useFiber(currentFirstChild, textConent);47 existing.return = returnFiber;48 return existing;49 }50 deleteRemainingChildren(returnFiber, currentFirstChild);51 const created = createFiberFromText(textConent, returnFiber.mode);52 created.return = returnFiber;53 return created;54}55function placeChild(newFiber, lastPlacedIndex, newIdx) {56 newFiber.index = newIndex;57 if (!shouldTrackSideEffects) {58 return lastPlacedIndex;59 }60 const current = newFiber.alternate; // current== null,该èç¹ä¸ºæ°å¢èç¹61 if (current !== null) {62 // current !== null 表示æ´æ°ï¼åå¨å·²æèç¹63 const oldIndex = current.index;64 if (oldIndex < lastPlacedIndex) {65 newFiber.flags = Placement;66 return lastPlacedIndex;67 } else {68 // 该项ä¾ç¶çå¨èä½ç½®69 return oldIndex;70 }71 } else {72 newFiber.flags = Placement;73 return lastPlacedIndex;74 }75}76function updateTextNode(returnFiber, current, textContent) {77 // currentèç¹ä¸æ¯å¯å¤ç¨çææ¬èç¹78 if (current === null || current.tag !== HostText) {79 // éè¿textContentå建ææ¬èç¹Fiber80 const created = createFiberFromText(textContent, returnFiber.mode);81 created.return = returnFiber;82 return created;83 } else {84 // æ¾å°å¯å¤ç¨çææ¬èç¹äºï¼åå¤ç¨85 const existing = useFiber(current, textContent); // å¤ç¨ææ¬èç¹86 existing.return = returnFiber;87 return existing;88 }89}90function updateElement(returnFiber, current, element) {91 if (current !== null) {92 if (current.elementType === element.type) {93 const existing = useFiber(current, element.props); // å¤ç¨èç¹94 existing.ref = coerceRef(returnFiber, current, element);95 existing.return = returnFiber;96 return existing;97 }98 }99 // æ°èç¹100 const created = createFiberFromElement(element, returnFiber.mode);101 created.ref = coerceRef(returnFiber, current, element);102 created.return = returnFiber;103 return created;104}105// å°ææèèç¹æ·»å å°Map对象ä¸106function mapRemainingChildren(returnFiber, currentFirstChild) {107 const existingChildren = new Map();108 let existingChild = currentFirstChild;109 while (existingChild !== null) {110 // key ä¸ä¸ºnull å
ç´ èç¹111 if (existingChild.key !== null) {112 existingChildren.set(existingChild.key, existingChild);113 } else {114 // ä¸åå¨key å使ç¨index代æ¿115 existingChildren.set(existingChild.index, existingChild);116 }117 existingChild = existingChild.sibling;118 }119 return existingChildren;120}121function updateFromMap(existingChildren, returnFiber, newIdx, newChild) {122 // æ°èç¹æ¯ææ¬èç¹123 if (typeof newChild === 'string' || typeof newChild === 'number') {124 const matchedFiber = existingChildren.get(newIdx) || null; // æ¾indexç¸åçèç¹å¤ç¨125 return updateTextNode(returnFiber, matchedFiber, '' + newChild);126 }127 // newChildæ¯å
ç´ èç¹çæ
åµ128 if (typeof newChild === 'object' && newChild !== null) {129 if (newChild.$$typeof === REACT_ELEMENT_TYPE) {130 const matchedFiber =131 existingChildren.get(newChild.key ? newChild.key : newChild.index) ||132 null;133 // è¿åæ´æ°åçå
ç´ èç¹134 return updateElement(returnFiber, matchedFiber, newChild);135 }136 }137 return null;138}139function createChild(returnFiber, newChild) {140 // å¤çææ¬èç¹141 if (typeof newChild === 'string' || typeof newChild === 'number') {142 const created = createFiberFromText('' + newChild, returnFiber.mode);143 created.return = returnFiber;144 return created;145 }146 // å¤çå
ç´ èç¹147 if (typeof newChild === 'object' && newChild !== null) {148 if (newChild.$$typeof === REACT_ELEMENT_TYPE) {149 const created = createFiberFromElement(newChild, returnFiber.mode);150 created.ref = coerceRef(returnFiber, null, newChild);151 created.return = returnFiber;152 return created;153 }154 }155 return null;156}157function createFiberFromText(content, mode) {158 const fiber = createFiber(HostText, content, null);159 return fiber;160}161function createFiberFromElement(element, mode) {162 let owner = null;163 const type = element.type;164 const key = element.key;165 const pendingProps = element.props;166 const fiber = createFiberFromTypeAndProps(167 type,168 key,169 pendingProps,170 owner,171 mode172 );173 return fiber;174}175function coerceRef(returnFiber, current, element) {176 return element.ref;177}178// æ°èç¹æ¯å
å«å¤ä¸ªèç¹çæ°ç»179function reconcileChildrenArray(returnFiber, currentFirstChild, newChildren) {180 let resultingFirstChild = null;181 let previousNewFiber = null;182 let oldFiber = currentFirstChild;183 let lastPlacedIndex = 0;184 let newIdx = 0;185 let nextOldFiber = null;186 // 第ä¸æ¬¡éåï¼å¯¹æ¯åä½ç½®çèç¹æ¯å¦ä¸æ ·187 for (; oldFiber !== null && newIdx < newChildren.length; newIdx++) {188 if (oldFiber.index > newIdx) {189 nextOldFiber = oldFiber;190 oldFiber = null;191 } else {192 nextOldFiber = oldFiber.sibling;193 }194 // updateSlot æ¯å¯¹æ°èèç¹ï¼è¿ånull 表示æ§èç¹ä¸å¯å¤ç¨ï¼å¦åè¿åå¯å¤ç¨çèç¹ï¼å³æ§èç¹195 const newFiber = updateSlot(returnFiber, oldFiber, newChildren[newIdx]);196 if (newFiber === null) {197 if (oldFiber === null) {198 oldFiber = nextOldFiber;199 }200 break;201 }202 if (shouldTrackSideEffects) {203 if (oldFiber && newFiber.alternate === null) {204 deleteChild(returnFiber, oldFiber);205 }206 }207 // ç»newFiberæ·»å flagsæ è¯208 lastPlaceIndex = placeChild(newFiber, lastPlacedIndex, newIdx);209 if (previousNewFiber === null) {210 resultingFirstChild = newFiber; // é¾è¡¨å¤´211 } else {212 previousNewFiber.sibling = newFiber;213 }214 previousNewFiber = newFiber;215 oldFiber = nextOldFiber;216 }217 // æ°èç¹å·²ç»å
¨é¨éåå®æ¯218 if (newIdx === newChildren.length) {219 // å é¤å©ä½çèç¹220 deleteRemainingChildren(returnFiber, oldFiber);221 return resultingFirstChild;222 }223 // èèç¹éåå®æ¯ï¼æ°èç¹ä¸å©ä¸çå为æ°å建ç224 if (oldFiber === null) {225 for (; newIdx < newChildren.length; newIdx++) {226 const newFiber = createChild(returnFiber, newChildren[newIdx], lanes);227 if (newFiber === null) {228 continue;229 }230 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);231 if (previousNewFiber === null) {232 resultingFirstChild = newFiber;233 } else {234 previousNewFiber.sibling = newFiber;235 }236 previousNewFiber = newFiber;237 }238 return resultingFirstChild;239 }240 // å¤çéè¦ç§»å¨èç¹çæ
åµï¼å³æ§èç¹ä¸åå¨å¯å¤ç¨ï¼ä½ç½®ååçèç¹241 const existingChildren = mapRemainingChildren(returnFiber, oldFiber);242 // å¤çå©ä½çæ°èç¹243 for (; newIdx < newChildren.length; newIdx++) {244 const newFiber = updateFromMap(245 existingChildren,246 returnFiber,247 newIdx,248 newChildren[newIndex]249 );250 if (newFiber !== null) {251 if (shouldTrackSideEffects) {252 if (newFiber.alternate !== null) {253 // newFiberå¤ç¨çæ§èç¹å·²ç»è¢«å¤ç¨äºï¼ä»existingChildrenå é¤æ¤èç¹254 existingChildren.delete(255 newFiber.key === null ? newIdx : newFiber.key256 );257 }258 }259 }260 // ä¿®æ¹lastPlacedIndexçå¼ï¼ç»newFiberæ·»å flagsæ è¯261 lastPlacedIndex = placeChild(newFiber, lastPlacedIndex, newIdx);262 if (previousNewFiber === null) {263 resultingFirstChild = newFiber;264 } else {265 previousNewFiber.sibling = newFiber;266 }267 previousNewFiber = newFiber;268 }269 if (shouldTrackSideEffects) {270 // æ§èç¹ä¸å¯å¤ç¨çèç¹é½å·²ç»è¢«å é¤äºï¼å©ä½çæ§èç¹é½æ¯ä¸è½è¢«å¤ç¨çï¼éè¦å é¤271 existingChildren.forEach((child) => deleteChild(returnFiber, child));272 }273 return resultingFirstChild; // é¾è¡¨å¤´èç¹274}275function placeSingleChild(fiber) {276 if (shouldTrackSideEffects && newFiber.alternate === null) {277 fiber.flags = Placement;278 }279 return fiber;280}281function reconcileChildFibers(returnFiber, currentFirstChild, newChild) {282 if (newChild.type === REACT_FRAGMENT_TYPE) {283 newChild = newChild.props.children;284 }285 const isObject = typeof newChild === 'object' && newChild !== null;286 if (isObject) {287 switch (newChild.$$typeof) {288 case REACT_ELEMENT_TYPE: // reactèç¹ æä¸flagså±æ§289 return placeSingleChild(290 reconcileSingleElement(returnFiber, currentFirstChild, newChild)291 );292 }293 }294 // æ°èç¹ä¸ºæ®éçææ¬ç±»å295 if (typeof newChild === 'string' || typeof newChild === 'number') {296 return placeSingleChild(297 reconcileSingleTextNode(returnFiber, currentFirstChild, '' + newChild)298 );299 }300 // æ°èç¹æ¯æ°ç»301 if (Array.isArray(newChild)) {302 return reconcileChildrenArray(returnFiber, currentFirstChild, newChild);303 }...
diff.js
Source:diff.js
1// reactçdiffé¢è®¾äºä¸ä¸ªéå¶2// 1.åªå¯¹å级å
ç´ è¿è¡Diffãå¦æä¸ä¸ªDOMèç¹å¨åå两次æ´æ°ä¸è·¨è¶äºå±çº§ï¼é£ä¹Reactä¸ä¼å°è¯å¤ç¨ä»ã3// 2.两个ä¸åç±»åçå
ç´ ä¼äº§çåºä¸åçæ ãå¦æå
ç´ ç±divå为pï¼Reactä¼éæ¯divåå
¶ååèç¹ï¼å¹¶æ°å»ºpåå
¶ååèç¹ã4// 3.å¼åè
å¯ä»¥éè¿ key propæ¥æ示åªäºåå
ç´ å¨ä¸åç渲æä¸è½ä¿æ稳å®5// æ ¹æ®newChildç±»åéæ©ä¸ådiffå½æ°å¤ç6function reconcileChildFibers(7 returnFiber: Fiber,8 currentFirstChild: Fiber | null,9 newChild: any,10): Fiber | null {11 const isObject = typeof newChild === 'object' && newChild !== null;12 if (isObject) {13 // objectç±»åï¼å¯è½æ¯ REACT_ELEMENT_TYPE æ REACT_PORTAL_TYPE14 switch (newChild.$$typeof) {15 case REACT_ELEMENT_TYPE:16 // è°ç¨ reconcileSingleElement å¤ç17 // // ...çç¥å
¶ä»case18 }19 }20 if (typeof newChild === 'string' || typeof newChild === 'number') {21 // è°ç¨ reconcileSingleTextNode å¤ç22 // ...çç¥23 }24 if (isArray(newChild)) {25 // è°ç¨ reconcileChildrenArray å¤ç26 // ...çç¥27 }28 // ä¸äºå
¶ä»æ
åµè°ç¨å¤çå½æ°29 // ...çç¥30 // 以ä¸é½æ²¡æå½ä¸ï¼å é¤èç¹31 return deleteRemainingChildren(returnFiber, currentFirstChild);32}33// æ们å¯ä»¥ä»å级çèç¹æ°éå°Diffå为两类ï¼34// 1.å½newChildç±»å为objectãnumberãstringï¼ä»£è¡¨å级åªæä¸ä¸ªèç¹35// 2.å½newChildç±»å为Arrayï¼å级æå¤ä¸ªèç¹36//å¤æDOMèç¹æ¯å¦å¯ä»¥å¤ç¨37function reconcileSingleElement(38 returnFiber: Fiber,39 currentFirstChild: Fiber | null,40 element: ReactElement41): Fiber {42 const key = element.key;43 let child = currentFirstChild;44 // é¦å
å¤ææ¯å¦åå¨å¯¹åºDOMèç¹45 while (child !== null) {46 // ä¸ä¸æ¬¡æ´æ°åå¨DOMèç¹ï¼æ¥ä¸æ¥å¤ææ¯å¦å¯å¤ç¨47 // é¦å
æ¯è¾keyæ¯å¦ç¸å48 if (child.key === key) {49 // keyç¸åï¼æ¥ä¸æ¥æ¯è¾typeæ¯å¦ç¸å50 switch (child.tag) {51 // ...çç¥case52 default: {53 if (child.elementType === element.type) {54 // typeç¸åå表示å¯ä»¥å¤ç¨55 // è¿åå¤ç¨çfiber56 return existing;57 }58 // typeä¸ååè·³åºå¾ªç¯59 break;60 }61 }62 // 代ç æ§è¡å°è¿é代表ï¼keyç¸åä½æ¯typeä¸å63 // å°è¯¥fiberåå
¶å
å¼fiberæ 记为å é¤64 deleteRemainingChildren(returnFiber, child);65 break;66 } else {67 // keyä¸åï¼å°è¯¥fiberæ 记为å é¤68 deleteChild(returnFiber, child);69 }70 child = child.sibling;71 }72 // å建æ°Fiberï¼å¹¶è¿å ...çç¥73}74//diffä¼è¿è¡ä¸¤è½®éå75//第ä¸è½®ï¼å¤ææ°æ§fiberæ¯å¦å¯ä»¥å¤ç¨ï¼ä¸å¯ä»¥å¤ç¨è¿å
¥ç¬¬äºè½®76//第äºè½®ï¼1.newChildrenä¸oldFiberåæ¶éåå®77// é£å°±æ¯æçæ³çæ
åµï¼åªéå¨ç¬¬ä¸è½®éåè¿è¡ç»ä»¶æ´æ°ãæ¤æ¶Diffç»æã78// 2.newChildren没éåå®ï¼oldFiberéåå®79// å·²æçDOMèç¹é½å¤ç¨äºï¼è¿æ¶è¿ææ°å å
¥çèç¹ï¼æå³çæ¬æ¬¡æ´æ°ææ°èç¹æå
¥ï¼æ们åªéè¦éåå©ä¸çnewChildren为çæçworkInProgress fiberä¾æ¬¡æ è®°Placementã80// 3.newChildrenéåå®ï¼oldFiber没éåå®81// æå³çæ¬æ¬¡æ´æ°æ¯ä¹åçèç¹æ°éå°ï¼æèç¹è¢«å é¤äºãæ以éè¦éåå©ä¸çoldFiberï¼ä¾æ¬¡æ è®°Deletionã82// 4.newChildrenä¸oldFiberé½æ²¡éåå®...
benginWork.js
Source:benginWork.js
...78 if (isObject) {79 }80 if (typeof newChild === 'string' || typeof newChild === 'number') {81 return placeSingleChild(82 reconcileSingleTextNode(83 returnFiber,84 currentFirstChild,85 '' + newChild86 )87 )88 }89 if (Array.isArray(newChild)) {90 return reconcileChildrenArray(91 returnFiber,92 currentFirstChild,93 newChild94 )95 }96 return null97}98function reconcileChildrenArray(99 returnFiber,100 currentFirstChild,101 newChildren102) {103 let resultingFirstChild = null104 let previousNewFiber = null105 let idx = 0106 for (; idx < newChildren.length; idx ++) {107 const newFiber = createChild(returnFiber, newChildren[idx])108 if (previousNewFiber === null) {109 resultingFirstChild = newFiber110 } else {111 previousNewFiber.sibling = newFiber112 }113 previousNewFiber = newFiber114 }115 return resultingFirstChild116}117function createChild(118 returnFiber,119 newChild120) {121 if (typeof newChild === 'string' || typeof newChild === 'number') {122 const created = createFiberFromText('' + newChild)123 return created124 }125 return null126}127function placeSingleChild(newFiber) {128 return newFiber129}130function reconcileSingleTextNode(131 returnFiber,132 currentFirstChild,133 textContent134) {135 deleteRemainingChildren(returnFiber, currentFirstChild)136 const created = createFiberFromText(textContent)137 return created138}139function deleteChild(returnFiber, childToDelete) {140 const deletions = returnFiber.deletions141 if (deletions !== null) {142 returnFiber.deletions = [childToDelete]143 returnFiber.flags |= 'Deletion'144 } else {...
ReactChildFiber.js
Source:ReactChildFiber.js
...33 const created = createFiberFromElement(element);34 created.return = returnFiber;35 return created;36 }37 function reconcileSingleTextNode(returnFiber, currentFirstChild, textContent) {38 // çç¥æ´æ°è¿ç¨39 const created = createFiberFromText(textContent);40 created.return = returnFiber;41 return created;42 }43 // æ è®°å½åfiberéè¦å¨commité¶æ®µæå
¥DOM44 function placeSingleChild(fiber) {45 // alternate åå¨è¡¨ç¤ºè¯¥fiber å·²ç»æå
¥å°DOM46 if (shouldTrackSideEffects && !fiber.alternate) {47 fiber.effectTag = Placement48 }49 return fiber50 }51 function reconcileChildArray(returnFiber, currentFirstChild, newChild) {52 // TODO array diff53 let prev;54 let first;55 for(let i = 0; i < newChild.length; i++) {56 const child = newChild[i];57 const newFiber = createChild(returnFiber, child)58 if (!newFiber) {59 continue;60 }61 placeSingleChild(newFiber)62 if (prev) {63 prev.sibling = newFiber64 }65 if (!first) {66 first = newFiber67 }68 prev = newFiber69 }70 return first71 }72 function reconcileChildFibers(returnFiber, currentFirstChild, newChild) {73 // React.createElement ç±»å æè
åèç¹æ¯ String Nunber 对åºçArrayç±»å74 const isObject = typeof newChild === 'object' && newChild !== null;75 if (isObject) {76 switch(newChild.$$typeof) {77 case REACT_ELEMENT_TYPE:78 return placeSingleChild(reconcileSingleElement(79 returnFiber,80 currentFirstChild,81 newChild82 ))83 }84 // å¨ beginWork updateåç±»Componentæ¶å¹¶æªå¤çHostTextï¼è¿éå¤çå个HostText85 if (typeof newChild === 'number' || typeof newChild === 'string') {86 return placeSingleChild(reconcileSingleTextNode(87 returnFiber,88 currentFirstChild,89 newChild90 ))91 }92 }93 console.log('æªå®ç°çåè°åæ¯é»è¾');94 }95 return reconcileChildFibers96}97export const reconcileChildFibers = ChildReconciler(true);...
reconcileChildren.js
Source:reconcileChildren.js
...20 }21 }22 if (typeof newChild === 'string' || typeof newChild === 'number') {23 return placeSingleChild(24 reconcileSingleTextNode(25 returnFiber,26 currentFirstChild,27 newChild28 )29 )30 }31 console.log('jijij')32 if (Array.isArray(newChild)) {33 return reconcileChildrenArray(34 returnFiber,35 currentFirstChild,36 newChild37 )38 }...
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch({ headless: false });4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.evaluate(() => {7 window['playwright'].reconcileSingleTextNode(element);8 });9 await page.screenshot({ path: 'test.png' });10 await browser.close();11})();
Using AI Code Generation
1const { chromium } = require("playwright");2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.evaluate(() => {7 const textNode = document.createTextNode("Hello World");8 const divEl = document.createElement("div");9 divEl.appendChild(textNode);10 document.body.appendChild(divEl);11 const textNodeFromDiv = divEl.childNodes[0];12 const textNodeFromBody = document.body.childNodes[0];13 console.log(textNodeFromDiv === textNodeFromBody);14 window.playwright.reconcileSingleTextNode(textNodeFromBody, textNodeFromDiv);15 console.log(textNodeFromDiv === textNodeFromBody);16 });17 await browser.close();18})();19Playwright.reconcileSingleTextNode(textNode, newTextNode)20const { chromium } = require("playwright");21(async () => {22 const browser = await chromium.launch();23 const context = await browser.newContext();24 const page = await context.newPage();25 await page.evaluate(() => {26 const textNode = document.createTextNode("Hello World");27 const divEl = document.createElement("div");28 divEl.appendChild(textNode);29 document.body.appendChild(divEl);30 const textNodeFromDiv = divEl.childNodes[0];
Using AI Code Generation
1const { chromium } = require('playwright');2const { reconcileSingleTextNode } = require('playwright/lib/server/dom.js');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const element = await page.$('text=Get started');8 const text = await element.evaluate((element) => element.textContent);9 console.log('Text content of the element: ' + text);10 const textNode = await reconcileSingleTextNode(element);11 console.log('Text content of the reconciled element: ' + textNode);12 await browser.close();13})();
Using AI Code Generation
1const { chromium } = require('playwright');2const { reconcileSingleTextNode } = require('playwright/lib/server/dom.js');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const element = await page.$('text=Test your code');8 await reconcileSingleTextNode(element);9 await browser.close();10})();
Using AI Code Generation
1const {reconcileSingleTextNode} = require('playwright/lib/server/dom.js');2const {parseHTML} = require('playwright/lib/server/dom.js');3const {createJSHandle} = require('playwright/lib/server/dom.js');4const {createHandle} = require('playwright/lib/server/dom.js');5const {createPageBinding} = require('playwright/lib/server/dom.js');6const {createFrameBinding} = require('playwright/lib/server/dom.js');7const {createBinding} = require('playwright/lib/server/dom.js');8const {createCustomEvent} = require('playwright/lib/server/dom.js');9const {createMouseEvent} = require('playwright/lib/server/dom.js');10const {createKeyboardEvent} = require('playwright/lib/server/dom.js');11const {createFocusEvent} = require('playwright/lib/server/dom.js');12const {createPointerEvent} = require('playwright/lib/server/dom.js');13const {createEvent} = require('playwright/lib/server/dom.js');14const {createDocument} = require('playwright/lib/server/dom.js');15const {createDocumentType} = require('playwright/lib/server/dom.js');16const {createDocumentFragment} = require('playwright/lib/server/dom.js');17const {createComment} = require('playwright/lib/server/dom.js');18const {createText} = require('playwright/lib/server/dom.js');19const {createCDATASection} = require('playwright/lib/server/dom.js');20const {createProcessingInstruction} = require('playwright/lib/server/dom.js');21const {createHTMLElement} = require('playwright/lib/server/dom.js');22const {createSVGElement} = require('playwright/lib/server/dom.js');23const {createElement} = require('playwright/lib/server/dom.js');24const {createNode} = require('playwright/lib/server/dom.js');25const {createXPath} = require('playwright/lib/server/dom.js');26const {createCSS} = require('playwright/lib/server/dom.js');27const {createSelectors} = require('playwright/lib/server/dom.js');28const {createJSHandleFromElement} = require('playwright/lib/server/dom.js');29const {createJSHandleFromSelector} = require('playwright/lib/server/dom.js');30const {createJSHandleFromXPath} = require('playwright/lib/server/dom.js');31const {createJSHandleFromCSS} = require('playwright/lib/server/dom.js');32const {createJSHandle
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const page = await browser.newPage();5 const bodyText = await page.evaluate(() => {6 const element = document.body;7 return element.reconcileSingleTextNode();8 });9 console.log(bodyText);10 await browser.close();11})();12 at CDPSession.send (C:\Users\user\playwright\packages\playwright-core\lib\cdp\cdpSession.js:60:19)13 at CDPSession.send (C:\Users\user\playwright\packages\playwright-core\lib\cdp\cdpSession.js:54:16)14 at ExecutionContext.evaluateInternal (C:\Users\user\playwright\packages\playwright-core\lib\dom.js:123:35)15 at ExecutionContext.evaluate (C:\Users\user\playwright\packages\playwright-core\lib\dom.js:89:21)16 at processTicksAndRejections (internal/process/task_queues.js:97:5)
Using AI Code Generation
1const { reconcileSingleTextNode } = require('playwright/lib/server/dom.js');2const { reconcileSingleTextNode } = require('playwright/lib/server/dom.js');3const { test, expect } = require('@playwright/test');4test('Reconcile Single Text Node', async ({ page }) => {5 await page.setContent('<div id="container">Hello World</div>');6 const container = page.locator('#container');7 const text = await container.textContent();8 expect(text).toBe('Hello World');9 await reconcileSingleTextNode(container);10 const text2 = await container.textContent();11 expect(text2).toBe('Hello World');12});
Playwright tutorial
LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.
Chapters:
- What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
- How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
- Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
- What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
- Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
- Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
- Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
- Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
- Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
- Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
- Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
- Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.
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