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2026-04-08 01:18:46 +02:00
parent b74903746f
commit 5533cfe100

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@@ -1,171 +1,272 @@
/*
* Sigwork - Optimized & Leak-free
* Sigwork v1.1 - [Sig]nal-based Frontend Frame[work]
* Fixed: Memory Leaks, Fragment Lifecycle, and List Reconciler.
*/
const isFn = (v) => typeof v === 'function';
const isNode = (v) => v instanceof Node;
// --- Sistema de Programación ---
// --- Schedule System ---
let isScheduled = false;
const queue = new Set();
const tick = () => {
queue.forEach(fn => fn());
queue.clear();
isScheduled = false;
queue.forEach(fn => fn());
queue.clear();
isScheduled = false;
}
// --- Efectos y Alcance ---
// --- Effects System ---
let activeEffect = null;
export const effect = (fn, is_scope = false) => {
let cleanup;
const run = () => {
stop(); // Limpia suscripciones y ejecuciones previas
const prev = activeEffect;
activeEffect = run;
try { cleanup = fn(); } finally { activeEffect = prev; }
}
const stop = () => {
run.e.forEach(subs => subs.delete(run));
run.e.clear();
if (isFn(cleanup)) cleanup();
if (run.c) {
run.c.forEach(s => s());
run.c.length = 0;
}
}
run.e = new Set(); // Suscripciones (Signals)
if (is_scope) run.c = []; // Efectos hijos
run();
// Registro en el padre para evitar fugas
if (activeEffect?.c) activeEffect.c.push(stop);
return stop;
let cleanup = null;
const run = () => {
stop(); // Limpia antes de re-ejecutar
const prev = activeEffect;
activeEffect = run;
try { cleanup = fn(); } finally { activeEffect = prev; }
}
const stop = () => {
run.e.forEach(subs => subs.delete(run));
run.e.clear();
if (isFn(cleanup)) cleanup();
if (run.c) {
run.c.forEach(s => s());
run.c.length = 0;
}
}
run.e = new Set();
if (is_scope) run.c = [];
run();
if (activeEffect?.c) activeEffect.c.push(stop);
return stop;
}
export const scope = f => effect(f, true);
const track = (subs) => {
if (activeEffect) {
subs.add(activeEffect);
activeEffect.e.add(subs);
}
};
if (activeEffect && !activeEffect.c) {
subs.add(activeEffect);
activeEffect.e.add(subs);
}
}
// --- Signals ---
// --- Signals Core ---
export const signal = (value) => {
const subs = new Set();
return {
get value() { track(subs); return value; },
set value(nv) {
if (nv === value) return;
value = nv;
subs.forEach(fn => queue.add(fn));
if (!isScheduled) { isScheduled = true; queueMicrotask(tick); }
}
}
const subs = new Set();
return {
get value() { track(subs); return value; },
set value(newValue) {
if (newValue === value) return;
value = newValue;
subs.forEach(fn => queue.add(fn));
if (!isScheduled) { isScheduled = true; queueMicrotask(tick); }
}
}
}
export const untrack = (fn) => {
const prev = activeEffect;
activeEffect = null;
const result = fn();
activeEffect = prev;
return result;
}
export const computed = (fn) => {
const sig = signal();
effect(() => sig.value = fn());
return { get value() { return sig.value; } };
const sig = signal();
effect(() => sig.value = fn());
return { get value() { return sig.value; } };
}
// --- Rendering Core ---
const reactiveCache = new WeakMap();
export const reactive = (obj) => {
if (reactiveCache.has(obj)) return reactiveCache.get(obj);
const subs = {};
const proxy = new Proxy(obj, {
get(t, key) {
track(subs[key] ??= new Set());
const val = t[key];
return (val && typeof val === 'object') ? reactive(val) : val;
},
set(t, key, val) {
if (t[key] === val) return true;
t[key] = val;
if (subs[key]) {
subs[key].forEach(fn => queue.add(fn));
if (!isScheduled) { isScheduled = true; queueMicrotask(tick); }
}
return true;
}
});
reactiveCache.set(obj, proxy);
return proxy;
}
export const watch = (source, cb) => {
let first = true, oldValue;
return effect(() => {
const newValue = isFn(source) ? source() : source.value;
if (!first) untrack(() => cb(newValue, oldValue));
else first = false;
oldValue = newValue;
});
}
// --- Rendering System ---
let context = null;
export const onMount = (fn) => context?.m.push(fn);
export const onUnmount = (fn) => context?.u.push(fn);
export const provide = (key, value) => context && (context.p[key] = value);
export const inject = (key, dft) => context && (key in context.p ? context.p[key] : dft);
const remove = (node) => {
if (Array.isArray(node)) return node.forEach(remove);
node.$s?.(); // Detener efectos del nodo
if (node.$c) node.$c.u.forEach(f => f()); // Ejecutar onUnmount
const done = () => node.remove();
node.$l ? node.$l(done) : done();
if (Array.isArray(node)) return node.forEach(remove);
node.$s?.();
if (node.$c) node.$c.u.forEach(f => f());
const done = () => node.remove();
node.$l ? node.$l(done) : done();
}
const render = (fn, ...data) => {
let node;
const stop = effect(() => {
node = fn(...data);
if (isFn(node)) node = node();
}, true);
if (node) node.$s = stop;
return node;
}
export const h = (tag, props = {}, ...children) => {
children = children.flat(Infinity);
children = children.flat(Infinity);
if (isFn(tag)) {
const prev = context;
const ctx = context = { m: [], u: [], p: { ...(prev?.p || {}) } };
let res;
const stop = effect(() => {
res = tag(props, { children, emit: (e, ...a) => props[`on${e[0].toUpperCase()}${e.slice(1)}`]?.(...a) });
return () => ctx.u.forEach(f => f());
}, true);
// Si el componente devuelve un array, necesitamos un ancla para colgar el ciclo de vida
const out = isNode(res) ? res : document.createTextNode(String(res));
out.$c = ctx;
out.$s = stop;
context = prev;
return out;
}
if (isFn(tag)) {
const prev = context;
context = { m: [], u: [], p: { ...(prev?.p || {}) } };
const ctx = context;
let el;
const stop = effect(() => {
el = tag(props, { children, emit: (evt, ...args) => props[`on${evt[0].toUpperCase()}${evt.slice(1)}`]?.(...args) });
return () => ctx.u.forEach(f => f());
}, true);
// Normalización para asegurar que el nodo tenga metadatos
const out = isNode(el) ? el : document.createTextNode(String(el));
out.$c = ctx;
out.$s = stop;
context = prev;
return out;
}
if (!tag) return children; // Fragment (manejo simple)
if (!tag) return children;
const isSvg = tag === 'svg' || tag === 'path' || tag === 'circle'; // Simplificado
const el = isSvg
? document.createElementNS("http://www.w3.org/2000/svg", tag)
: document.createElement(tag);
const isSvg = tag === 'svg' || tag === 'path' || tag === 'circle';
const el = isSvg ? document.createElementNS("http://www.w3.org/2000/svg", tag) : document.createElement(tag);
for (const key in props) {
const val = props[key];
if (key.startsWith('on')) el.addEventListener(key.slice(2).toLowerCase(), val);
else if (key === "ref") isFn(val) ? val(el) : (val.value = el);
else if (isFn(val)) effect(() => el[key] = val()); // Atribución reactiva
else el[key] = val;
}
for (const key in props) {
if (key.startsWith('on')) el.addEventListener(key.slice(2).toLowerCase(), props[key]);
else if (key === "ref") isFn(props[key]) ? props[key](el) : props[key].value = el;
else if (isFn(props[key])) effect(() => el[key] = props[key]());
else el[key] = props[key];
}
children.forEach(child => append(el, child));
return el;
children.forEach(child => append(el, child));
return el;
}
const append = (parent, child) => {
if (child == null) return;
if (isFn(child)) {
const anchor = document.createTextNode('');
parent.appendChild(anchor);
let nodes = [];
effect(() => {
const raw = [child()].flat(Infinity).filter(v => v != null);
const newNodes = raw.map(n => isNode(n) ? n : document.createTextNode(String(n)));
// Cleanup de nodos antiguos que ya no están
nodes.forEach(n => { if (!newNodes.includes(n)) remove(n); });
// Reconciliación simple
newNodes.forEach((n, i) => {
if (!nodes.includes(n)) {
parent.insertBefore(n, newNodes[i+1] || anchor);
if (n.$c) n.$c.m.forEach(f => f());
}
});
nodes = newNodes;
}, true);
} else {
parent.appendChild(isNode(child) ? child : document.createTextNode(String(child)));
}
if (child == null) return;
if (isFn(child)) {
const anchor = document.createTextNode('');
parent.appendChild(anchor);
let nodes = [];
effect(() => {
const raw = [child()].flat(Infinity).filter(n => n != null);
const newNodes = raw.map(n => isNode(n) ? n : document.createTextNode(String(n)));
nodes.forEach(n => { if (!newNodes.includes(n)) remove(n); });
newNodes.forEach((n, i) => {
if (!nodes.includes(n)) {
parent.insertBefore(n, newNodes[i+1] || anchor);
if (n.$c) n.$c.m.forEach(f => f());
}
});
nodes = newNodes;
}, true);
} else {
parent.appendChild(isNode(child) ? child : document.createTextNode(String(child)));
}
}
// --- Helpers & Built-in ---
export const If = (cond, renderFn, fallback = null) => {
let cached, current;
return () => {
const show = !!cond();
if (show !== current) {
if (cached) remove(cached);
cached = show ? render(renderFn) : (isFn(fallback) ? render(fallback) : fallback);
current = show;
}
return cached;
}
}
// --- Helpers ---
export const For = (list, key, renderFn) => {
let cache = new Map();
return () => {
const next = new Map();
const items = isFn(list) ? list() : list.value || list;
const res = items.map((item, i) => {
const id = isFn(key) ? key(item, i) : (key ? item[key] : item);
let node = cache.get(id);
if (!node) node = h(() => renderFn(item, i));
next.set(id, node);
return node;
});
// Limpiar nodos que salen de la lista
cache.forEach((node, id) => { if (!next.has(id)) remove(node); });
cache = next;
return res;
}
let cache = new Map();
return () => {
const next = new Map();
const items = isFn(list) ? list() : (list.value || list);
const res = items.map((item, i) => {
const id = isFn(key) ? key(item, i) : (key ? item[id] : item);
let node = cache.get(id);
if (!node) node = render(renderFn, item, i);
next.set(id, node);
return node;
});
cache.forEach((node, id) => { if (!next.has(id)) remove(node); });
cache = next;
return res;
}
}
export const Component = ({ is, ...props }, { children }) => () => h(isFn(is) ? is() : is, props, children);
export const Transition = ({ enter: e, idle, leave: l }, { children: [c] }) => {
const decorate = (el) => {
if (!isNode(el)) return el;
const addClass = c => c && el.classList.add(...c.split(' '));
const removeClass = c => c && el.classList.remove(...c.split(' '));
if (e) {
requestAnimationFrame(() => {
addClass(e[1]);
requestAnimationFrame(() => {
addClass(e[0]); removeClass(e[1]); addClass(e[2]);
el.addEventListener('transitionend', () => {
removeClass(e[2]); removeClass(e[0]); addClass(idle);
}, { once: true });
});
});
}
if (l) {
el.$l = (done) => {
removeClass(idle); addClass(l[1]);
requestAnimationFrame(() => {
addClass(l[0]); removeClass(l[1]); addClass(l[2]);
el.addEventListener('transitionend', () => {
removeClass(l[2]); removeClass(l[0]); done();
}, { once: true });
});
}
}
return el;
}
return isFn(c) ? () => decorate(c()) : decorate(c);
}
export default (target, root, props) => {
const el = h(root, props);
target.appendChild(el);
if (el.$c) el.$c.m.forEach(f => f());
return () => remove(el);
}