Add to mangle

Author: JoviDeCroock

mangle.json

@@ -28,6 +28,16 @@
   "props": {
     "cname": 6,
     "props": {
+      "$__persistentState": "__$p",
+      "$_list": "__",
+      "$_pendingSetup": "__h",
+      "$_cleanup": "__c",
+      "$_stateValue": "__",
+      "$_args": "__H",
+      "$_stored": "__s",
+      "$_renderCallbacks": "__h",
+      "$_parentDom": "__P",
+      "$_skipEffects": "__s",
       "core: Node": "",
       "$_watched": "W",
       "$_unwatched": "Z",

packages/preact/src/index.ts

@@ -467,7 +467,7 @@ function queueSetupTasks(newQueueLength: number) {
 function flushSetup() {
 	let component;
 	while ((component = setupTasks.shift())) {
-		if (!component.__persistentState) continue;
+		if (!component.__persistentState || !component._parentDom) continue;
 		try {
 			component.__persistentState._pendingSetup.forEach(invokeCleanup);
 			component.__persistentState._pendingSetup.forEach(invokeEffect);
@@ -527,11 +527,11 @@ function getState(index: number): HookState {
 
 export function useStoreValueOnce<T>(factory: () => T): T {
 	const state = getState(currentHookIndex++);
-	if (!state._stored) {
+	if (!state._stored || (options as any)._skipEffects) {
 		state._stored = true;
-		state._value = factory();
+		state._stateValue = factory();
 	}
-	return state._value;
+	return state._stateValue;
 }
 
 export function useRef<T>(initialValue: T): { current: T } {
@@ -542,14 +542,14 @@ function useOnce(callback: () => void | (() => void)): void {
 	const state = getState(currentHookIndex++);
 	if (!state._executed) {
 		state._executed = true;
-		state._value = callback;
+		state._stateValue = callback;
 		currentComponent!.__persistentState._pendingSetup.push(state);
 	}
 }
 
 function invokeEffect(hook: HookState): void {
-	if (hook._value) {
-		hook._cleanup = hook._value() || undefined;
+	if (hook._stateValue) {
+		hook._cleanup = hook._stateValue() || undefined;
 	}
 }
 

packages/preact/src/internal.d.ts

@@ -28,12 +28,13 @@ export interface AugmentedComponent extends Component<any, any> {
 	_updater?: Effect;
 	_updateFlags: number;
 	__persistentState: SignalState;
+	_parentDom?: Element | Text | null;
 }
 
 export interface HookState {
 	_executed?: boolean;
 	_stored?: boolean;
-	_value?: any;
+	_stateValue?: any;
 	_cleanup?: () => void;
 }