Agrupacion de funciones en linea (visual)
This commit is contained in:
382
sw.js
382
sw.js
@@ -1,15 +1,15 @@
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/*
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* Fixed: Memory Leaks, Fragment Lifecycle, and List Reconciler.
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* Refactored: Compact & Descriptive naming.
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*/
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const isFunction = (value) => typeof value === 'function';
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const isNode = (value) => value instanceof Node;
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// --- Utilities ---
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const isFunction = (v) => typeof v === 'function', isNode = (v) => v instanceof Node;
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// --- Schedule System ---
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let isScheduled = false;
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const updateQueue = new Set();
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const processQueue = () => {
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updateQueue.forEach(callback => callback());
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updateQueue.clear();
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isScheduled = false;
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}
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const processQueue = () => { updateQueue.forEach(cb => cb()); updateQueue.clear(); isScheduled = false; };
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// --- Effects System ---
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let activeEffect = null;
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@@ -17,309 +17,193 @@ export const effect = (fn, isScope = false) => {
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let cleanup = null;
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const run = () => {
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stop();
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const previousEffect = activeEffect;
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activeEffect = run;
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try { cleanup = fn(); } finally { activeEffect = previousEffect; }
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}
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const prev = activeEffect; activeEffect = run;
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try { cleanup = fn(); } finally { activeEffect = prev; }
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};
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const stop = () => {
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run.subscriptions.forEach(subscribers => subscribers.delete(run));
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run.subscriptions.clear();
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run.subscriptions.forEach(subs => subs.delete(run)); run.subscriptions.clear();
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if (isFunction(cleanup)) cleanup();
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if (run.childEffects) {
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run.childEffects.forEach(stopChild => stopChild());
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run.childEffects.length = 0;
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}
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}
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run.subscriptions = new Set();
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if (isScope) run.childEffects = [];
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run();
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if (activeEffect?.childEffects) activeEffect.childEffects.push(stop);
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if (run.childEffects) { run.childEffects.forEach(s => s()); run.childEffects.length = 0; }
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};
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run.subscriptions = new Set(); if (isScope) run.childEffects = [];
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run(); if (activeEffect?.childEffects) activeEffect.childEffects.push(stop);
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return stop;
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}
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};
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export const scope = (fn) => effect(fn, true);
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const track = (subscribers) => {
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if (activeEffect && !activeEffect.childEffects) {
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subscribers.add(activeEffect);
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activeEffect.subscriptions.add(subscribers);
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}
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}
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const track = (subs) => { if (activeEffect && !activeEffect.childEffects) { subs.add(activeEffect); activeEffect.subscriptions.add(subs); } };
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// --- Signals Core ---
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export const signal = (initialValue, storageKey = null) => {
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const subscribers = new Set();
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const hasStorage = typeof localStorage !== 'undefined';
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let currentValue = initialValue;
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export const signal = (val, key = null) => {
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const subs = new Set(), storage = typeof localStorage !== 'undefined';
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let current = val;
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if (key && storage) { const saved = localStorage.getItem(key); if (saved !== null) try { current = JSON.parse(saved); } catch {} }
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if (storageKey && hasStorage) {
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const saved = localStorage.getItem(storageKey);
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if (saved !== null) try { currentValue = JSON.parse(saved); } catch {}
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}
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const signalObject = {
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const sig = {
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_isSignal: true,
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get value() { track(subscribers); return currentValue; },
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set value(newValue) {
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if (newValue === currentValue) return;
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currentValue = newValue;
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subscribers.forEach(callback => updateQueue.add(callback));
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get value() { track(subs); return current; },
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set value(v) {
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if (v === current) return;
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current = v; subs.forEach(cb => updateQueue.add(cb));
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if (!isScheduled) { isScheduled = true; queueMicrotask(processQueue); }
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}
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};
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if (storageKey && hasStorage) {
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effect(() => localStorage.setItem(storageKey, JSON.stringify(signalObject.value)));
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}
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return signalObject;
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if (key && storage) effect(() => localStorage.setItem(key, JSON.stringify(sig.value)));
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return sig;
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};
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export const untrack = (fn) => {
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const previousEffect = activeEffect;
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activeEffect = null;
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const result = fn();
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activeEffect = previousEffect;
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return result;
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}
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export const computed = (fn) => {
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const sig = signal();
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effect(() => sig.value = fn());
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return { get value() { return sig.value; } };
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}
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export const untrack = (fn) => { const prev = activeEffect; activeEffect = null; const res = fn(); activeEffect = prev; return res; };
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export const computed = (fn) => { const sig = signal(); effect(() => sig.value = fn()); return { get value() { return sig.value; } }; };
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const reactiveCache = new WeakMap();
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export const reactive = (targetObject) => {
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if (reactiveCache.has(targetObject)) return reactiveCache.get(targetObject);
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const subscribersMap = {};
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const proxy = new Proxy(targetObject, {
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get(target, key) {
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track(subscribersMap[key] ??= new Set());
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const value = target[key];
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return (value && typeof value === 'object') ? reactive(value) : value;
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},
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set(target, key, value) {
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if (target[key] === value) return true;
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target[key] = value;
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if (subscribersMap[key]) {
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subscribersMap[key].forEach(callback => updateQueue.add(callback));
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if (!isScheduled) { isScheduled = true; queueMicrotask(processQueue); }
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}
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export const reactive = (obj) => {
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if (reactiveCache.has(obj)) return reactiveCache.get(obj);
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const subsMap = {};
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const proxy = new Proxy(obj, {
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get(t, k) { track(subsMap[k] ??= new Set()); const v = t[k]; return (v && typeof v === 'object') ? reactive(v) : v; },
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set(t, k, v) {
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if (t[k] === v) return true;
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t[k] = v; if (subsMap[k]) { subsMap[k].forEach(cb => updateQueue.add(cb)); if (!isScheduled) { isScheduled = true; queueMicrotask(processQueue); } }
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return true;
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}
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});
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reactiveCache.set(targetObject, proxy);
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return proxy;
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}
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reactiveCache.set(obj, proxy); return proxy;
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};
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export const watch = (source, callback) => {
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let isFirstRun = true, oldValue;
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export const watch = (src, cb) => {
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let first = true, old;
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return effect(() => {
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const newValue = isFunction(source) ? source() : source.value;
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if (!isFirstRun) untrack(() => callback(newValue, oldValue));
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else isFirstRun = false;
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oldValue = newValue;
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const val = isFunction(src) ? src() : src.value;
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if (!first) untrack(() => cb(val, old)); else first = false;
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old = val;
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});
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}
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};
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// --- Rendering System ---
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let currentContext = null;
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export const onMount = (fn) => currentContext?.mountHooks.push(fn);
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export const onUnmount = (fn) => currentContext?.unmountHooks.push(fn);
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export const provide = (key, value) => currentContext && (currentContext.providers[key] = value);
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export const inject = (key, defaultValue) => currentContext && (key in currentContext.providers ? currentContext.providers[key] : defaultValue);
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export const provide = (k, v) => currentContext && (currentContext.providers[k] = v);
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export const inject = (k, dft) => currentContext && (k in currentContext.providers ? currentContext.providers[k] : dft);
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const remove = (node) => {
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if (Array.isArray(node)) return node.forEach(remove);
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node.$stopEffect?.();
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if (node.$context) node.$context.unmountHooks.forEach(hook => hook());
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const finalize = () => node.remove();
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node.$leaveTransition ? node.$leaveTransition(finalize) : finalize();
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}
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node.$stopEffect?.(); if (node.$context) node.$context.unmountHooks.forEach(h => h());
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const done = () => node.remove();
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node.$leave ? node.$leave(done) : done();
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};
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const render = (renderFn, ...data) => {
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let node;
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const stop = effect(() => {
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node = renderFn(...data);
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if (isFunction(node)) node = node();
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}, true);
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if (node) node.$stopEffect = stop;
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return node;
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}
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const render = (fn, ...data) => {
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let node; const stop = effect(() => { node = fn(...data); if (isFunction(node)) node = node(); }, true);
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if (node) node.$stopEffect = stop; return node;
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};
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export const h = (tag, props = {}, ...children) => {
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children = children.flat(Infinity);
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if (isFunction(tag)) {
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const previousContext = currentContext;
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currentContext = { mountHooks: [], unmountHooks: [], providers: { ...(previousContext?.providers || {}) } };
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const localContext = currentContext;
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let element;
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const prev = currentContext;
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currentContext = { mountHooks: [], unmountHooks: [], providers: { ...(prev?.providers || {}) } };
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const ctx = currentContext; let el;
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const stop = effect(() => {
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element = tag(props, {
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children,
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emit: (event, ...args) => props[`on${event[0].toUpperCase()}${event.slice(1)}`]?.(...args)
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});
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return () => localContext.unmountHooks.forEach(hook => hook());
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el = tag(props, { children, emit: (e, ...a) => props[`on${e[0].toUpperCase()}${e.slice(1)}`]?.(...a) });
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return () => ctx.unmountHooks.forEach(h => h());
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}, true);
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const output = isNode(element) ? element : document.createTextNode(String(element));
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output.$context = localContext;
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output.$stopEffect = stop;
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currentContext = previousContext;
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return output;
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const out = isNode(el) ? el : document.createTextNode(String(el));
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out.$context = ctx; out.$stopEffect = stop; currentContext = prev; return out;
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}
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if (!tag) return children;
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const isSvg = ['svg', 'path', 'circle'].includes(tag);
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const element = isSvg
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? document.createElementNS("http://www.w3.org/2000/svg", tag)
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: document.createElement(tag);
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for (const key in props) {
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if (key.startsWith('on')) element.addEventListener(key.slice(2).toLowerCase(), props[key]);
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else if (key === "ref") isFunction(props[key]) ? props[key](element) : props[key].value = element;
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else if (isFunction(props[key])) effect(() => element[key] = props[key]());
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else element[key] = props[key];
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const el = ['svg', 'path', 'circle'].includes(tag) ? document.createElementNS("http://www.w3.org/2000/svg", tag) : document.createElement(tag);
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for (const k in props) {
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if (k.startsWith('on')) el.addEventListener(k.slice(2).toLowerCase(), props[k]);
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else if (k === "ref") isFunction(props[k]) ? props[k](el) : props[k].value = el;
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else if (isFunction(props[k])) effect(() => el[k] = props[k]());
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else el[k] = props[k];
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}
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children.forEach(child => append(element, child));
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return element;
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}
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children.forEach(c => append(el, c)); return el;
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};
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const append = (parent, child) => {
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if (child == null) return;
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if (isFunction(child)) {
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const anchor = document.createTextNode('');
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parent.appendChild(anchor);
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let currentNodes = [];
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const anchor = document.createTextNode(''); parent.appendChild(anchor);
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let nodes = [];
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effect(() => {
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const rawChildren = [child()].flat(Infinity).filter(node => node != null);
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const nextNodes = rawChildren.map(node => isNode(node) ? node : document.createTextNode(String(node)));
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currentNodes.forEach(node => { if (!nextNodes.includes(node)) remove(node); });
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nextNodes.forEach((node, index) => {
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if (!currentNodes.includes(node)) {
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parent.insertBefore(node, nextNodes[index + 1] || anchor);
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if (node.$context) node.$context.mountHooks.forEach(hook => hook());
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}
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});
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currentNodes = nextNodes;
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const raw = [child()].flat(Infinity).filter(n => n != null);
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const next = raw.map(n => isNode(n) ? n : document.createTextNode(String(n)));
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nodes.forEach(n => { if (!next.includes(n)) remove(n); });
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next.forEach((n, i) => { if (!nodes.includes(n)) { parent.insertBefore(n, next[i+1] || anchor); if (n.$context) n.$context.mountHooks.forEach(h => h()); } });
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nodes = next;
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}, true);
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} else {
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parent.appendChild(isNode(child) ? child : document.createTextNode(String(child)));
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}
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}
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} else parent.appendChild(isNode(child) ? child : document.createTextNode(String(child)));
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};
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// --- Control Flow & Built-in Components ---
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export const If = (condition, renderFn, fallback = null) => {
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let cachedNode, currentCondition;
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// --- Components & Router ---
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export const If = (cond, renderFn, fallback = null) => {
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let cached, current;
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return () => {
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const show = !!condition();
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if (show !== currentCondition) {
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if (cachedNode) remove(cachedNode);
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cachedNode = show ? render(renderFn) : (isFunction(fallback) ? render(fallback) : fallback);
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currentCondition = show;
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}
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return cachedNode;
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}
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}
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const show = !!cond();
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if (show !== current) { if (cached) remove(cached); cached = show ? render(renderFn) : (isFunction(fallback) ? render(fallback) : fallback); current = show; }
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return cached;
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};
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};
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export const For = (list, keyFn, renderFn) => {
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let nodeCache = new Map();
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let cache = new Map();
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return () => {
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const nextCache = new Map();
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const items = isFunction(list) ? list() : (list.value || list);
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const results = items.map((item, index) => {
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const id = isFunction(keyFn) ? keyFn(item, index) : (keyFn ? item[keyFn] : item);
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let node = nodeCache.get(id);
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if (!node) node = render(renderFn, item, index);
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nextCache.set(id, node);
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return node;
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const next = new Map(), items = isFunction(list) ? list() : (list.value || list);
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const res = items.map((item, i) => {
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const id = isFunction(keyFn) ? keyFn(item, i) : (keyFn ? item[keyFn] : item);
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let node = cache.get(id) || render(renderFn, item, i);
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next.set(id, node); return node;
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});
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nodeCache.forEach((node, id) => { if (!nextCache.has(id)) remove(node); });
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nodeCache = nextCache;
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return results;
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}
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}
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cache.forEach((n, id) => { if (!next.has(id)) remove(n); }); cache = next; return res;
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};
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};
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export const Component = ({ is, ...props }, { children }) => () => h(isFunction(is) ? is() : is, props, children);
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export const Transition = ({ enter, idle, leave }, { children: [child] }) => {
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const decorate = (element) => {
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if (!isNode(element)) return element;
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const addClasses = css => css && element.classList.add(...css.split(' '));
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const removeClasses = css => css && element.classList.remove(...css.split(' '));
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if (enter) {
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requestAnimationFrame(() => {
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addClasses(enter[1]);
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requestAnimationFrame(() => {
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addClasses(enter[0]); removeClasses(enter[1]); addClasses(enter[2]);
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element.addEventListener('transitionend', () => {
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removeClasses(enter[2]); removeClasses(enter[0]); addClasses(idle);
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}, { once: true });
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});
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});
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}
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if (leave) {
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element.$leaveTransition = (done) => {
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removeClasses(idle); addClasses(leave[1]);
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requestAnimationFrame(() => {
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addClasses(leave[0]); removeClasses(leave[1]); addClasses(leave[2]);
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element.addEventListener('transitionend', () => {
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removeClasses(leave[2]); removeClasses(leave[0]); done();
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}, { once: true });
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});
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}
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}
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return element;
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}
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return isFunction(child) ? () => decorate(child()) : decorate(child);
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}
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// --- Routing & Application Entry ---
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export const Router = (routes) => {
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const currentPath = signal(window.location.hash.slice(1) || '/');
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window.onhashchange = () => currentPath.value = window.location.hash.slice(1) || '/';
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const path = signal(window.location.hash.slice(1) || '/');
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window.onhashchange = () => path.value = window.location.hash.slice(1) || '/';
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return h('div', { class: 'router-view' }, () => {
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const pathValue = currentPath.value;
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for (const route of routes) {
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const pattern = new RegExp(`^${route.path.replace(/:[^\s/]+/g, '([^/]+)')}$`);
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const match = pathValue.match(pattern);
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const cur = path.value;
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for (const r of routes) {
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const match = cur.match(new RegExp(`^${r.path.replace(/:[^\s/]+/g, '([^/]+)')}$`));
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if (match) {
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const params = {};
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const keys = route.path.match(/:[^\s/]+/g) || [];
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keys.forEach((key, index) => params[key.slice(1)] = match[index + 1]);
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return h(route.component, { params, path: pathValue });
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const params = {}; (r.path.match(/:[^\s/]+/g) || []).forEach((k, i) => params[k.slice(1)] = match[i+1]);
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return h(r.component, { params, path: cur });
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}
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}
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const fallback = routes.find(r => r.path === '*');
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return fallback ? h(fallback.component) : '404';
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const fbk = routes.find(r => r.path === '*'); return fbk ? h(fbk.component) : '404';
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});
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};
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export const mount = (rootComponent, target, props = {}) => {
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const destination = typeof target === 'string' ? document.querySelector(target) : target;
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if (!destination) return;
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while (destination.firstChild) remove(destination.firstChild);
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const element = h(rootComponent, props);
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destination.appendChild(element);
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if (element.$context) {
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element.$context.mountHooks.forEach(hook => hook());
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element.$context.mountHooks.length = 0;
|
||||
export const Transition = ({ enter: e, idle, leave: l }, { children: [c] }) => {
|
||||
const decorate = (el) => {
|
||||
if (!isNode(el)) return el;
|
||||
const cls = (css, add = true) => css && el.classList[add ? 'add' : 'remove'](...css.split(' '));
|
||||
if (e) {
|
||||
cls(e[1]);
|
||||
requestAnimationFrame(() => {
|
||||
cls(e[0]); cls(e[2]); cls(e[1], false);
|
||||
el.addEventListener('transitionend', () => { cls(e[2], false); cls(e[0], false); cls(idle); }, { once: true });
|
||||
});
|
||||
}
|
||||
|
||||
return () => remove(element);
|
||||
if (l) el.$leave = (done) => {
|
||||
cls(idle, false); cls(l[1]);
|
||||
requestAnimationFrame(() => {
|
||||
cls(l[0]); cls(l[2]); cls(l[1], false);
|
||||
el.addEventListener('transitionend', () => { cls(l[2], false); cls(l[0], false); done(); }, { once: true });
|
||||
});
|
||||
};
|
||||
return el;
|
||||
};
|
||||
return isFunction(c) ? () => decorate(c()) : decorate(c);
|
||||
};
|
||||
|
||||
export default (target, rootComponent, props) => {
|
||||
const element = h(rootComponent, props);
|
||||
target.appendChild(element);
|
||||
if (element.$context) element.$context.mountHooks.forEach(hook => hook());
|
||||
return () => remove(element);
|
||||
}
|
||||
export const mount = (root, target, props = {}) => {
|
||||
const dest = typeof target === 'string' ? document.querySelector(target) : target;
|
||||
if (!dest) return;
|
||||
while (dest.firstChild) remove(dest.firstChild);
|
||||
const el = h(root, props); dest.appendChild(el);
|
||||
if (el.$context) { el.$context.mountHooks.forEach(h => h()); el.$context.mountHooks.length = 0; }
|
||||
return () => remove(el);
|
||||
};
|
||||
Reference in New Issue
Block a user