megacommit

backend/static/js/van.js

@@ -0,0 +1,125 @@
+let e,
+  t,
+  r,
+  o,
+  l,
+  s,
+  n = Object.getPrototypeOf,
+  i = { isConnected: 1 },
+  f = {},
+  h = n(i),
+  u = n(n),
+  a = (e, t, r, o) =>
+    (e ?? (o ? setTimeout(r, o) : queueMicrotask(r), new Set())).add(t),
+  d = (e, t, o) => {
+    let l = r;
+    r = t;
+    try {
+      return e(o);
+    } catch (e) {
+      return (console.error(e), o);
+    } finally {
+      r = l;
+    }
+  },
+  w = (e) => e.filter((e) => e.t?.isConnected),
+  c = (e) =>
+    (l = a(
+      l,
+      e,
+      () => {
+        for (let e of l) ((e.o = w(e.o)), (e.l = w(e.l)));
+        l = s;
+      },
+      1e3,
+    )),
+  _ = {
+    get val() {
+      return (r?.i?.add(this), this.rawVal);
+    },
+    get oldVal() {
+      return (r?.i?.add(this), this.h);
+    },
+    set val(o) {
+      (r?.u?.add(this),
+        o !== this.rawVal &&
+          ((this.rawVal = o),
+          this.o.length + this.l.length
+            ? (t?.add(this), (e = a(e, this, v)))
+            : (this.h = o)));
+    },
+  },
+  S = (e) => ({ __proto__: _, rawVal: e, h: e, o: [], l: [] }),
+  g = (e, t) => {
+    let r = { i: new Set(), u: new Set() },
+      l = { f: e },
+      s = o;
+    o = [];
+    let n = d(e, r, t);
+    n = (n ?? document).nodeType ? n : new Text(n);
+    for (let e of r.i) r.u.has(e) || (c(e), e.o.push(l));
+    for (let e of o) e.t = n;
+    return ((o = s), (l.t = n));
+  },
+  y = (e, t = S(), r) => {
+    let l = { i: new Set(), u: new Set() },
+      s = { f: e, s: t };
+    ((s.t = r ?? o?.push(s) ?? i), (t.val = d(e, l, t.rawVal)));
+    for (let e of l.i) l.u.has(e) || (c(e), e.l.push(s));
+    return t;
+  },
+  b = (e, ...t) => {
+    for (let r of t.flat(1 / 0)) {
+      let t = n(r ?? 0),
+        o = t === _ ? g(() => r.val) : t === u ? g(r) : r;
+      o != s && e.append(o);
+    }
+    return e;
+  },
+  m = (e, t, ...r) => {
+    let [{ is: o, ...l }, ...i] = n(r[0] ?? 0) === h ? r : [{}, ...r],
+      a = e
+        ? document.createElementNS(e, t, { is: o })
+        : document.createElement(t, { is: o });
+    for (let [e, r] of Object.entries(l)) {
+      let o = (t) =>
+          t ? (Object.getOwnPropertyDescriptor(t, e) ?? o(n(t))) : s,
+        l = t + "," + e,
+        i = (f[l] ??= o(n(a))?.set ?? 0),
+        h = e.startsWith("on")
+          ? (t, r) => {
+              let o = e.slice(2);
+              (a.removeEventListener(o, r), a.addEventListener(o, t));
+            }
+          : i
+            ? i.bind(a)
+            : a.setAttribute.bind(a, e),
+        d = n(r ?? 0);
+      (e.startsWith("on") || (d === u && ((r = y(r)), (d = _))),
+        d === _ ? g(() => (h(r.val, r.h), a)) : h(r));
+    }
+    return b(a, i);
+  },
+  x = (e) => ({ get: (t, r) => m.bind(s, e, r) }),
+  j = (e, t) => (t ? t !== e && e.replaceWith(t) : e.remove()),
+  v = () => {
+    let r = 0,
+      o = [...e].filter((e) => e.rawVal !== e.h);
+    do {
+      t = new Set();
+      for (let e of new Set(o.flatMap((e) => (e.l = w(e.l)))))
+        (y(e.f, e.s, e.t), (e.t = s));
+    } while (++r < 100 && (o = [...t]).length);
+    let l = [...e].filter((e) => e.rawVal !== e.h);
+    e = s;
+    for (let e of new Set(l.flatMap((e) => (e.o = w(e.o)))))
+      (j(e.t, g(e.f, e.t)), (e.t = s));
+    for (let e of l) e.h = e.rawVal;
+  };
+export default {
+  tags: new Proxy((e) => new Proxy(m, x(e)), x()),
+  hydrate: (e, t) => j(e, g(t, e)),
+  add: b,
+  state: S,
+  derive: y,
+};