Match-id-e5f256f484c40e75367de107774839a066267d89

libs/horizon/src/renderer/ErrorHandler.ts

@@ -71,7 +71,7 @@ export function handleRenderThrowError(
   // vNode抛出了异常，标记Interrupted中断
   FlagUtils.markInterrupted(sourceVNode);
   // dirtyNodes 不再有效
-  sourceVNode.dirtyNodes = [];
+  sourceVNode.dirtyNodes = null;
 
   // error是个promise
   if (error !== null && typeof error === 'object' && typeof error.then === 'function') {

libs/horizon/src/renderer/TreeBuilder.ts

@@ -57,10 +57,23 @@ function resetProcessingVariables(startUpdateVNode: VNode) {
 // 收集有变化的节点，在submit阶段继续处理
 function collectDirtyNodes(vNode: VNode, parent: VNode): void {
   // 将子树和此vNode的所有效果附加到父树的效果列表中，子项的完成顺序会影响副作用顺序。
-  parent.dirtyNodes.push(...vNode.dirtyNodes);
+  const dirtyNodes = vNode.dirtyNodes;
+  if (dirtyNodes !== null && dirtyNodes.length) {
+    if (parent.dirtyNodes === null) {
+      parent.dirtyNodes = [...vNode.dirtyNodes];
+    } else {
+      parent.dirtyNodes.push(...vNode.dirtyNodes);
+    }
+    dirtyNodes.length = 0;
+    vNode.dirtyNodes = null;
+  }
 
   if (FlagUtils.hasAnyFlag(vNode)) {
-    parent.dirtyNodes.push(vNode);
+    if (parent.dirtyNodes === null) {
+      parent.dirtyNodes = [vNode];
+    } else {
+      parent.dirtyNodes.push(vNode);
+    }
   }
 }
 

libs/horizon/src/renderer/UpdateHandler.ts

@@ -72,7 +72,11 @@ function calcState(
 function collectCallbacks(vNode: VNode, update: Update) {
   if (update.callback !== null) {
     FlagUtils.markCallback(vNode);
-    vNode.stateCallbacks.push(update.callback);
+    if (vNode.stateCallbacks === null) {
+      vNode.stateCallbacks = [update.callback];
+    } else {
+      vNode.stateCallbacks.push(update.callback);
+    }
   }
 }
 

libs/horizon/src/renderer/components/context/Context.ts

@@ -4,17 +4,19 @@ import {throwNotInFuncError} from '../../hooks/BaseHook';
 
 // 重置依赖
 export function resetDepContexts(vNode: VNode): void {
-  vNode.depContexts = [];
+  vNode.depContexts = null;
 }
 
 // 收集依赖
 function collectDeps<T>(vNode: VNode, context: ContextType<T>) {
   const depContexts = vNode.depContexts;
-  if (!depContexts.length) {
+  if (depContexts === null) {
+    vNode.depContexts = [context];
+  } else {
     vNode.isDepContextChange = false;
-  }
-  if (!depContexts.includes(context)) {
-    depContexts.push(context);
+    if (!depContexts.includes(context)) {
+      depContexts.push(context);
+    }
   }
 }
 

libs/horizon/src/renderer/diff/nodeDiffComparator.ts

@@ -27,6 +27,10 @@ function isNoKeyFragment(child: any) {
 // 清除单个节点
 function deleteVNode(parentNode: VNode, delVNode: VNode): void {
   FlagUtils.setDeletion(delVNode);
+  if (parentNode.dirtyNodes === null) {
+    parentNode.dirtyNodes = [delVNode];
+    return;
+  }
   parentNode.dirtyNodes.push(delVNode);
 }
 

libs/horizon/src/renderer/render/ContextProvider.ts

@@ -50,7 +50,7 @@ function handleContextChange(processing: VNode, context: ContextType<any>): void
   // 从vNode开始遍历
   travelVNodeTree(vNode, node => {
     const depContexts = node.depContexts;
-    if (depContexts.length) {
+    if (depContexts && depContexts.length) {
       isMatch = matchDependencies(depContexts, context, node) ?? isMatch;
     }
   }, node =>

libs/horizon/src/renderer/submit/HookEffectHandler.ts

@@ -27,23 +27,24 @@ export function isSchedulingEffects() {
 
 export function callUseEffects(vNode: VNode) {
   const effectList: EffectList = vNode.effectList;
-
-  effectList.forEach(effect => {
-    const {effectConstant} = effect;
-    if (
-      (effectConstant & EffectConstant.Effect) !== EffectConstant.NoEffect &&
-      (effectConstant & EffectConstant.DepsChange) !== EffectConstant.NoEffect
-    ) {
-      hookEffects.push(effect);
-      hookRemoveEffects.push(effect);
-
-      // 异步调用
-      if (!isScheduling) {
-        isScheduling = true;
-        runAsync(runAsyncEffects);
+  if (effectList !== null) {
+    effectList.forEach(effect => {
+      const {effectConstant} = effect;
+      if (
+        (effectConstant & EffectConstant.Effect) !== EffectConstant.NoEffect &&
+        (effectConstant & EffectConstant.DepsChange) !== EffectConstant.NoEffect
+      ) {
+        hookEffects.push(effect);
+        hookRemoveEffects.push(effect);
+  
+        // 异步调用
+        if (!isScheduling) {
+          isScheduling = true;
+          runAsync(runAsyncEffects);
+        }
       }
-    }
-  });
+    });
+  }
 }
 
 export function runAsyncEffects() {
@@ -85,23 +86,24 @@ export function runAsyncEffects() {
 // 在销毁vNode的时候调用remove
 export function callEffectRemove(vNode: VNode) {
   const effectList: EffectList = vNode.effectList;
-
-  effectList.forEach(effect => {
-    const {removeEffect, effectConstant} = effect;
-
-    if (removeEffect !== undefined) {
-      if ((effectConstant & EffectConstant.Effect) !== EffectConstant.NoEffect) { // 如果是useEffect，就异步调用
-        hookRemoveEffects.push(effect);
-
-        if (!isScheduling) {
-          isScheduling = true;
-          runAsync(runAsyncEffects);
+  if (effectList !== null) {
+    effectList.forEach(effect => {
+      const {removeEffect, effectConstant} = effect;
+  
+      if (removeEffect !== undefined) {
+        if ((effectConstant & EffectConstant.Effect) !== EffectConstant.NoEffect) { // 如果是useEffect，就异步调用
+          hookRemoveEffects.push(effect);
+  
+          if (!isScheduling) {
+            isScheduling = true;
+            runAsync(runAsyncEffects);
+          }
+        } else { // 是useLayoutEffect，直接执行
+          removeEffect();
         }
-      } else { // 是useLayoutEffect，直接执行
-        removeEffect();
       }
-    }
-  });
+    });
+  }
 }
 
 // 同步执行UseLayoutEffect的remove
@@ -109,26 +111,29 @@ export function callUseLayoutEffectRemove(vNode: VNode) {
   const effectList: EffectList = vNode.effectList;
 
   const layoutLabel = EffectConstant.LayoutEffect | EffectConstant.DepsChange;
-  effectList.forEach(effect => {
-    if ((effect.effectConstant & layoutLabel) === layoutLabel) {
-      const remove = effect.removeEffect;
-      effect.removeEffect = undefined;
-      if (typeof remove === 'function') {
-        remove();
+  if (effectList !== null) {
+    effectList.forEach(effect => {
+      if ((effect.effectConstant & layoutLabel) === layoutLabel) {
+        const remove = effect.removeEffect;
+        effect.removeEffect = undefined;
+        if (typeof remove === 'function') {
+          remove();
+        }
       }
-    }
-  });
+    });
+  }
 }
 
 // 同步执行UseLayoutEffect
 export function callUseLayoutEffectCreate(vNode: VNode) {
   const effectList: EffectList = vNode.effectList;
-
-  const layoutLabel = EffectConstant.LayoutEffect | EffectConstant.DepsChange;
-  effectList.forEach(effect => {
-    if ((effect.effectConstant & layoutLabel) === layoutLabel) {
-      const create = effect.effect;
-      effect.removeEffect = create();
-    }
-  });
+  if (effectList !== null) {
+    const layoutLabel = EffectConstant.LayoutEffect | EffectConstant.DepsChange;
+    effectList.forEach(effect => {
+      if ((effect.effectConstant & layoutLabel) === layoutLabel) {
+        const create = effect.effect;
+        effect.removeEffect = create();
+      }
+    });
+  }
 }

libs/horizon/src/renderer/submit/LifeCycleHandler.ts

@@ -72,13 +72,14 @@ function callBeforeSubmitLifeCycles(
 // 调用vNode.stateCallbacks
 function callStateCallback(vNode: VNode, obj: any): void {
   const stateCallbacks = vNode.stateCallbacks;
-  vNode.stateCallbacks = [];
-
-  stateCallbacks.forEach(callback => {
-    if (typeof callback === 'function') {
-      callback.call(obj);
-    }
-  });
+  vNode.stateCallbacks = null;
+  if (stateCallbacks !== null) {
+    stateCallbacks.forEach(callback => {
+      if (typeof callback === 'function') {
+        callback.call(obj);
+      }
+    });
+  }
 }
 
 // 调用界面变化后的生命周期

libs/horizon/src/renderer/submit/Submit.ts

@@ -40,11 +40,15 @@ export function submitToRender(treeRoot) {
 
   if (FlagUtils.hasAnyFlag(startVNode)) {
     // 把自己加上
-    startVNode.dirtyNodes.push(startVNode);
+    if (startVNode.dirtyNodes === null) {
+      startVNode.dirtyNodes = [startVNode];
+    } else {
+      startVNode.dirtyNodes.push(startVNode);
+    }
   }
 
   const dirtyNodes = startVNode.dirtyNodes;
-  if (dirtyNodes.length) {
+  if (dirtyNodes !== null && dirtyNodes.length) {
     const preMode = copyExecuteMode();
     changeMode(InRender, true);
 
@@ -60,7 +64,9 @@ export function submitToRender(treeRoot) {
     // after submit阶段
     afterSubmit(dirtyNodes);
 
-    setExecuteMode(preMode)
+    setExecuteMode(preMode);
+    dirtyNodes.length = 0;
+    startVNode.dirtyNodes = null;
   }
 
   if (isSchedulingEffects()) {

libs/horizon/src/renderer/vnode/VNode.ts

@@ -25,17 +25,17 @@ export class VNode {
 
   suspensePromises: any = null; // suspense组件的promise列表
   changeList: any = null; // DOM的变更列表
-  effectList: any[] = []; // useEffect 的更新数组
+  effectList: any[] | null = null; // useEffect 的更新数组
   updates: any[] | null = null; // TreeRoot和ClassComponent使用的更新数组
-  stateCallbacks: any[] = []; // 存放存在setState的第二个参数和HorizonDOM.render的第三个参数所在的node数组
+  stateCallbacks: any[] | null = null; // 存放存在setState的第二个参数和HorizonDOM.render的第三个参数所在的node数组
   isForceUpdate: boolean = false; // 是否使用强制更新
 
   state: any = null; // ClassComponent和TreeRoot的状态
-  hooks: Array<Hook<any, any>> = []; // 保存hook
+  hooks: Array<Hook<any, any>> | null = null; // 保存hook
   suspenseChildStatus: string = ''; // Suspense的Children是否显示
-  depContexts: Array<ContextType<any>> = []; // FunctionComponent和ClassComponent对context的依赖列表
+  depContexts: Array<ContextType<any>> | null = null; // FunctionComponent和ClassComponent对context的依赖列表
   isDepContextChange: boolean = false; // context是否变更
-  dirtyNodes: Array<VNode> = []; // 需要改动的节点数组
+  dirtyNodes: Array<VNode> | null = null; // 需要改动的节点数组
   shouldUpdate: boolean = false;
   childShouldUpdate: boolean = false;
   outerDom: any;
@@ -65,7 +65,7 @@ export class VNode {
   clearChild: VNode | null = null;
   // one tree相关属性
   isCreated: boolean = true;
-  oldHooks: Array<Hook<any, any>> = []; // 保存上一次执行的hook
+  oldHooks: Array<Hook<any, any>> | null = []; // 保存上一次执行的hook
   oldState: any = null;
   oldRef: RefType | ((handle: any) => void) | null = null;
   suspenseChildThrow = false;
@@ -74,7 +74,7 @@ export class VNode {
   suspenseDidCapture: boolean = false; // suspense是否捕获了异常
   promiseResolve: boolean = false; // suspense的promise是否resolve
 
-  path: Array<number> = []; // 保存从根到本节点的路径
+  path: string = ''; // 保存从根到本节点的路径
   toUpdateNodes: Set<VNode> | null = null; // 保存要更新的节点
 
   belongClassVNode: VNode | null = null; // 记录JSXElement所属class vNode，处理ref的时候使用

libs/horizon/src/renderer/vnode/VNodeCreator.ts

@@ -78,7 +78,7 @@ export function updateVNode(vNode: VNode, vNodeProps?: any): VNode {
   vNode.oldRef = vNode.ref;
 
   FlagUtils.setNoFlags(vNode);
-  vNode.dirtyNodes = [];
+  vNode.dirtyNodes = null;
   vNode.isCreated = false;
 
   return vNode;
@@ -143,7 +143,7 @@ export function createUndeterminedVNode(type, key, props) {
 
 export function createTreeRootVNode(container) {
   const vNode = newVirtualNode(TreeRoot, null, null, container);
-  vNode.path.push(0);
+  vNode.path += 0;
   createUpdateArray(vNode);
   return vNode;
 }
@@ -155,7 +155,7 @@ export function createVNode(tag: VNodeTag | string, ...secondArg) {
     case TreeRoot:
       // 创建treeRoot
       vNode = newVirtualNode(TreeRoot, null, null, secondArg[0]);
-      vNode.path.push(0);
+      vNode.path += 0;
 
       createUpdateArray(vNode);
       break;
@@ -165,7 +165,7 @@ export function createVNode(tag: VNodeTag | string, ...secondArg) {
 }
 
 export function updateVNodePath(vNode: VNode) {
-  vNode.path = [...vNode.parent.path, vNode.cIndex];
+  vNode.path = vNode.parent.path + vNode.cIndex;
 }
 
 export function createVNodeFromElement(element: JSXElement): VNode {

libs/horizon/src/renderer/vnode/VNodeUtils.ts

@@ -79,28 +79,24 @@ export function travelVNodeTree(
 export function clearVNode(vNode: VNode) {
   vNode.child = null;
   vNode.next = null;
-  vNode.depContexts = [];
-  vNode.dirtyNodes = [];
+  vNode.depContexts = null;
+  vNode.dirtyNodes = null;
   vNode.state = null;
-  vNode.hooks = [];
-  vNode.suspenseChildStatus = '';
+  vNode.hooks = null;
   vNode.props = null;
   vNode.parent = null;
   vNode.suspensePromises = null;
   vNode.changeList = null;
-  vNode.effectList = [];
+  vNode.effectList = null;
   vNode.updates = null;
   vNode.realNode = null;
 
   vNode.oldProps = null;
-  vNode.oldHooks = [];
+  vNode.oldHooks = null;
   vNode.oldState = null;
   vNode.oldRef = null;
-  vNode.suspenseChildThrow = false;
-  vNode.oldSuspenseChildStatus = '';
   vNode.oldChild = null;
 
-  vNode.path = [];
   vNode.toUpdateNodes = null;
 
   vNode.belongClassVNode = null;