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mirror of https://github.com/jaandrle/deka-dom-el synced 2024-11-21 23:39:37 +01:00

Add deps WeakMap for register/clear deps signals

This commit is contained in:
Jan Andrle 2023-09-08 10:52:45 +02:00
parent 9b77d65279
commit eb8aa93f06
Signed by: jaandrle
GPG Key ID: B3A25AED155AFFAB
4 changed files with 408 additions and 374 deletions

View File

@ -1,7 +1,7 @@
//deka-dom-el library is available via global namespace `dde`
(()=> {
// src/helpers.js
function h(e) {
function m(e) {
let t = typeof e;
return t !== "object" ? t : e === null ? "null" : Object.prototype.toString.call(e);
}
@ -12,16 +12,16 @@
return !1;
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isTextContent(e) {
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return m(e) !== "[object Object]";
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reactiveElement(e, ...t) {
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function C(e, t = !0) {
function L(e, t = !0) {
return t ? Object.assign(b, e) : (Object.setPrototypeOf(e, b), e);
}
function j(e) {
@ -29,205 +29,205 @@
}
// src/dom.js
var O = "html";
function Y(e) {
return O = e === "svg" ? "http://www.w3.org/2000/svg" : e, {
var w = "html";
function ee(e) {
return w = e === "svg" ? "http://www.w3.org/2000/svg" : e, {
append(t) {
return O = "html", t;
return w = "html", t;
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};
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let r = j(this), o;
function te(e, t, ...r) {
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o = document.createDocumentFragment();
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let [o, a, f] = T(e, t), s = !_(o.set);
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return Object.entries(e).forEach(([r, n]) => t(r, n));
}
function N(e) {
function _(e) {
return typeof e > "u";
}
function P(e, t, n, r) {
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function P(e, t, r, n) {
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function z(e, t, n, r, o = null) {
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function q(e, t, r, n, o = null) {
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}
function L(e, t, n) {
return Reflect.set(e, t, n);
function N(e, t, r) {
return Reflect.set(e, t, r);
}
// src/events.js
function D(e, t, n) {
return (r) => (r.addEventListener(e, t, n), r);
function M(e, t, r) {
return (n) => (n.addEventListener(e, t, r), n);
}
var w = I();
D.connected = function(e, t) {
return function(r) {
w.onConnected(r, e), t && t.signal && t.signal.addEventListener("abort", () => w.offConnected(r, e));
var O = W();
M.connected = function(e, t) {
return function(n) {
O.onConnected(n, e), t && t.signal && t.signal.addEventListener("abort", () => O.offConnected(n, e));
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};
D.disconnected = function(e, t) {
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M.disconnected = function(e, t) {
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O.onDisconnected(n, e), t && t.signal && t.signal.addEventListener("abort", () => O.offDisconnected(n, e));
};
};
function I() {
let e = /* @__PURE__ */ new Map(), t = !1, n = new MutationObserver(function(c) {
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f();
continue;
}
v(s.removedNodes, !0) && f();
v(i.removedNodes, !0) && f();
}
});
return {
onConnected(c, s) {
a(), o(c).connected.push(s);
onConnected(c, i) {
a(), o(c).connected.push(i);
},
offConnected(c, s) {
offConnected(c, i) {
if (!e.has(c))
return;
let u = e.get(c), d = u.connected;
d.splice(d.indexOf(s), 1), r(c, u);
let u = e.get(c), l = u.connected;
l.splice(l.indexOf(i), 1), n(c, u);
},
onDisconnected(c, s) {
a(), o(c).disconnected.push(s);
onDisconnected(c, i) {
a(), o(c).disconnected.push(i);
},
offDisconnected(c, s) {
offDisconnected(c, i) {
if (!e.has(c))
return;
let u = e.get(c), d = u.disconnected;
d.splice(d.indexOf(s), 1), r(c, u);
let u = e.get(c), l = u.disconnected;
l.splice(l.indexOf(i), 1), n(c, u);
}
};
function r(c, s) {
s.connected.length || s.disconnect.length || (e.delete(c), f());
function n(c, i) {
i.connected.length || i.disconnect.length || (e.delete(c), f());
}
function o(c) {
if (e.has(c))
return e.get(c);
let s = { connected: [], disconnected: [] };
return e.set(c, s), s;
let i = { connected: [], disconnected: [] };
return e.set(c, i), i;
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function a() {
t || (t = !0, n.observe(document.body, { childList: !0, subtree: !0 }));
t || (t = !0, r.observe(document.body, { childList: !0, subtree: !0 }));
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function f() {
!t || e.size || (t = !1, n.disconnect());
!t || e.size || (t = !1, r.disconnect());
}
function i() {
function s() {
return new Promise(function(c) {
(requestIdleCallback || requestAnimationFrame)(c);
});
}
async function p(c) {
e.size > 30 && await i();
let s = [];
async function h(c) {
e.size > 30 && await s();
let i = [];
if (!(c instanceof Node))
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for (let u of e.keys())
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return s;
u === c || !(u instanceof Node) || c.contains(u) && i.push(u);
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function E(c, s) {
function E(c, i) {
for (let u of c) {
if (s && p(u).then(E), !e.has(u))
if (i && h(u).then(E), !e.has(u))
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let d = e.get(u);
return d.connected.forEach((S) => S(u)), d.connected.length = 0, d.disconnected.length || e.delete(u), !0;
let l = e.get(u);
return l.connected.forEach((C) => C(u)), l.connected.length = 0, l.disconnected.length || e.delete(u), !0;
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function v(c, s) {
function v(c, i) {
for (let u of c) {
if (s && p(u).then(v), !e.has(u))
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let d = e.get(u);
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let l = e.get(u);
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}
}
}
@ -235,144 +235,152 @@
// index.js
[HTMLElement, DocumentFragment].forEach((e) => {
let { append: t } = e.prototype;
e.prototype.append = function(...n) {
return t.apply(this, n), this;
e.prototype.append = function(...r) {
return t.apply(this, r), this;
};
});
// src/signals-lib.js
var l = Symbol.for("Signal");
var d = Symbol.for("Signal");
function R(e) {
try {
return Reflect.has(e, l);
return Reflect.has(e, d);
} catch {
return !1;
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}
function m(e, t) {
var p = /* @__PURE__ */ new WeakMap();
function g(e, t) {
if (typeof e != "function")
return M(e, t);
return H(e, t);
if (R(e))
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let n = M();
return F(() => n(e())), n;
let r = H(""), n = () => r(e());
return p.set(n, /* @__PURE__ */ new Set([r])), B(n), r;
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if (!o || !Reflect.has(o, t))
throw new Error(`'${e}' has no action with name '${t}'!`);
if (o[t].apply(r, n), r.skip)
return Reflect.deleteProperty(r, "skip");
r.listeners.forEach((a) => a(r.value));
if (o[t].apply(n, r), n.skip)
return Reflect.deleteProperty(n, "skip");
n.listeners.forEach((a) => a(n.value));
};
m.on = function e(t, n, r = {}) {
let { signal: o } = r;
g.on = function e(t, r, n = {}) {
let { signal: o } = n;
if (!(o && o.aborted)) {
if (Array.isArray(t))
return t.forEach((a) => e(a, n, r));
_(t, n), o && o.addEventListener("abort", () => $(t, n));
return t.forEach((a) => e(a, r, n));
D(t, r), o && o.addEventListener("abort", () => z(t, r));
}
};
m.symbols = {
signal: l,
g.symbols = {
signal: d,
onclear: Symbol.for("Signal.onclear")
};
m.clear = function(...e) {
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let n = t[l], { onclear: r } = m.symbols;
n.actions && n.actions[r] && n.actions[r].call(n), n.listeners.clear(), Reflect.deleteProperty(t, l);
g.clear = function(...e) {
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function t(r, n) {
n.listeners.forEach((o) => {
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a.delete(r), !(a.size > 1) && (g.clear(...a), p.delete(o));
});
}
};
var H = {
var k = {
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return m(e) === "string" || R(e) && m(V(e)) === "string";
},
processReactiveAttribute(e, t, n, r) {
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processReactiveAttribute(e, t, r, n) {
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},
reactiveElement(e, t) {
let n = document.createComment("<#reactive>"), r = document.createComment("</#reactive>"), o = document.createDocumentFragment();
o.append(n, r);
let r = document.createComment("<#reactive>"), n = document.createComment("</#reactive>"), o = document.createDocumentFragment();
o.append(r, n);
let a = (f) => {
if (!n.parentNode || !r.parentNode)
return $(e, a);
let i = t(f);
Array.isArray(i) || (i = [i]);
let p = n;
for (; (p = n.nextSibling) !== r; )
p.remove();
n.after(...i);
if (!r.parentNode || !n.parentNode)
return z(e, a);
let s = t(f);
Array.isArray(s) || (s = [s]);
let h = r;
for (; (h = r.nextSibling) !== n; )
h.remove();
r.after(...s);
};
return _(e, a), a(e()), o;
return D(e, a), a(e()), o;
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function M(e, t) {
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var W = Object.assign(/* @__PURE__ */ Object.create(null), {
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stopPropagation() {
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function Z(e, t, r) {
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actions: n,
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}, Object.setPrototypeOf(e[d], I), e;
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var g = [];
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function B(e) {
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function J(e, t) {
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function U(e) {
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function V(e) {
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function z(e, t) {
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// src/signals.js
C(H);
L(k);
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S: g,
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createElement: te,
el: te,
empty: ne,
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namespace: Y,
on: D,
registerReactivity: C,
watch: F
namespace: ee,
on: M,
registerReactivity: L
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@ -1,5 +1,5 @@
// src/helpers.js
function h(e) {
function m(e) {
let t = typeof e;
return t !== "object" ? t : e === null ? "null" : Object.prototype.toString.call(e);
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@ -10,16 +10,16 @@ var b = {
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processReactiveAttribute(e, t, n, r) {
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@ -27,205 +27,205 @@ function j(e) {
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var O = "html";
function Y(e) {
return O = e === "svg" ? "http://www.w3.org/2000/svg" : e, {
var w = "html";
function ee(e) {
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append(t) {
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return n.forEach((a) => a(o)), o;
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return y(s, P.bind(null, e.style, "Property"));
case "dataset":
return y(i, L.bind(null, e.dataset));
return y(s, N.bind(null, e.dataset));
case "ariaset":
return y(i, (E, v) => o("aria-" + E, v));
return y(s, (E, v) => o("aria-" + E, v));
case "classList":
return k(e, i);
return F(e, s);
default:
return Reflect.set(e, f, i);
return Reflect.set(e, f, s);
}
if (/(aria|data)([A-Z])/.test(f))
return f = f.replace(/([a-z])([A-Z])/g, "$1-$2").toLowerCase(), o(f, i);
return f = f.replace(/([a-z])([A-Z])/g, "$1-$2").toLowerCase(), o(f, s);
switch (f) {
case "xlink:href":
return o(f, i, "http://www.w3.org/1999/xlink");
return o(f, s, "http://www.w3.org/1999/xlink");
case "textContent":
if (!r)
if (!n)
break;
return e.appendChild(document.createTextNode(i));
return e.appendChild(document.createTextNode(s));
}
return q(e, f) ? L(e, f, i) : o(f, i);
return $(e, f) ? N(e, f, s) : o(f, s);
}), e;
}
function k(e, t) {
function F(e, t) {
return typeof t != "object" || y(
t,
(n, r) => e.classList.toggle(n, r === -1 ? void 0 : !!r)
(r, n) => e.classList.toggle(r, n === -1 ? void 0 : !!n)
), e;
}
function te(e) {
function ne(e) {
return Array.from(e.children).forEach((t) => t.remove()), e;
}
function q(e, t) {
let n = "HTMLElement," + t;
if (e instanceof HTMLElement && x.has(n))
return x.get(n);
let r = e.nodeName + "," + t;
if (x.has(r))
function $(e, t) {
let r = "HTMLElement," + t;
if (e instanceof HTMLElement && x.has(r))
return x.get(r);
let [o, a, f] = T(e, t), i = !N(o.set);
return (!i || a) && x.set(f === HTMLElement.prototype ? n : r, i), i;
let n = e.nodeName + "," + t;
if (x.has(n))
return x.get(n);
let [o, a, f] = T(e, t), s = !_(o.set);
return (!s || a) && x.set(f === HTMLElement.prototype ? r : n, s), s;
}
function T(e, t, n = 0) {
function T(e, t, r = 0) {
if (e = Object.getPrototypeOf(e), !e)
return [{}, n, e];
let r = Object.getOwnPropertyDescriptor(e, t);
return r ? [r, n, e] : T(e, t, n + 1);
return [{}, r, e];
let n = Object.getOwnPropertyDescriptor(e, t);
return n ? [n, r, e] : T(e, t, r + 1);
}
function y(e, t) {
return Object.entries(e).forEach(([n, r]) => t(n, r));
return Object.entries(e).forEach(([r, n]) => t(r, n));
}
function N(e) {
function _(e) {
return typeof e > "u";
}
function P(e, t, n, r) {
return e[(N(r) ? "remove" : "set") + t](n, r);
function P(e, t, r, n) {
return e[(_(n) ? "remove" : "set") + t](r, n);
}
function z(e, t, n, r, o = null) {
return e[(N(r) ? "remove" : "set") + t + "NS"](o, n, r);
function q(e, t, r, n, o = null) {
return e[(_(n) ? "remove" : "set") + t + "NS"](o, r, n);
}
function L(e, t, n) {
return Reflect.set(e, t, n);
function N(e, t, r) {
return Reflect.set(e, t, r);
}
// src/events.js
function D(e, t, n) {
return (r) => (r.addEventListener(e, t, n), r);
function M(e, t, r) {
return (n) => (n.addEventListener(e, t, r), n);
}
var w = I();
D.connected = function(e, t) {
return function(r) {
w.onConnected(r, e), t && t.signal && t.signal.addEventListener("abort", () => w.offConnected(r, e));
var O = W();
M.connected = function(e, t) {
return function(n) {
O.onConnected(n, e), t && t.signal && t.signal.addEventListener("abort", () => O.offConnected(n, e));
};
};
D.disconnected = function(e, t) {
return function(r) {
w.onDisconnected(r, e), t && t.signal && t.signal.addEventListener("abort", () => w.offDisconnected(r, e));
M.disconnected = function(e, t) {
return function(n) {
O.onDisconnected(n, e), t && t.signal && t.signal.addEventListener("abort", () => O.offDisconnected(n, e));
};
};
function I() {
let e = /* @__PURE__ */ new Map(), t = !1, n = new MutationObserver(function(c) {
for (let s of c)
if (s.type === "childList") {
if (E(s.addedNodes, !0)) {
function W() {
let e = /* @__PURE__ */ new Map(), t = !1, r = new MutationObserver(function(c) {
for (let i of c)
if (i.type === "childList") {
if (E(i.addedNodes, !0)) {
f();
continue;
}
v(s.removedNodes, !0) && f();
v(i.removedNodes, !0) && f();
}
});
return {
onConnected(c, s) {
a(), o(c).connected.push(s);
onConnected(c, i) {
a(), o(c).connected.push(i);
},
offConnected(c, s) {
offConnected(c, i) {
if (!e.has(c))
return;
let u = e.get(c), d = u.connected;
d.splice(d.indexOf(s), 1), r(c, u);
let u = e.get(c), l = u.connected;
l.splice(l.indexOf(i), 1), n(c, u);
},
onDisconnected(c, s) {
a(), o(c).disconnected.push(s);
onDisconnected(c, i) {
a(), o(c).disconnected.push(i);
},
offDisconnected(c, s) {
offDisconnected(c, i) {
if (!e.has(c))
return;
let u = e.get(c), d = u.disconnected;
d.splice(d.indexOf(s), 1), r(c, u);
let u = e.get(c), l = u.disconnected;
l.splice(l.indexOf(i), 1), n(c, u);
}
};
function r(c, s) {
s.connected.length || s.disconnect.length || (e.delete(c), f());
function n(c, i) {
i.connected.length || i.disconnect.length || (e.delete(c), f());
}
function o(c) {
if (e.has(c))
return e.get(c);
let s = { connected: [], disconnected: [] };
return e.set(c, s), s;
let i = { connected: [], disconnected: [] };
return e.set(c, i), i;
}
function a() {
t || (t = !0, n.observe(document.body, { childList: !0, subtree: !0 }));
t || (t = !0, r.observe(document.body, { childList: !0, subtree: !0 }));
}
function f() {
!t || e.size || (t = !1, n.disconnect());
!t || e.size || (t = !1, r.disconnect());
}
function i() {
function s() {
return new Promise(function(c) {
(requestIdleCallback || requestAnimationFrame)(c);
});
}
async function p(c) {
e.size > 30 && await i();
let s = [];
async function h(c) {
e.size > 30 && await s();
let i = [];
if (!(c instanceof Node))
return s;
return i;
for (let u of e.keys())
u === c || !(u instanceof Node) || c.contains(u) && s.push(u);
return s;
u === c || !(u instanceof Node) || c.contains(u) && i.push(u);
return i;
}
function E(c, s) {
function E(c, i) {
for (let u of c) {
if (s && p(u).then(E), !e.has(u))
if (i && h(u).then(E), !e.has(u))
return !1;
let d = e.get(u);
return d.connected.forEach((S) => S(u)), d.connected.length = 0, d.disconnected.length || e.delete(u), !0;
let l = e.get(u);
return l.connected.forEach((C) => C(u)), l.connected.length = 0, l.disconnected.length || e.delete(u), !0;
}
}
function v(c, s) {
function v(c, i) {
for (let u of c) {
if (s && p(u).then(v), !e.has(u))
if (i && h(u).then(v), !e.has(u))
return !1;
let d = e.get(u);
return d.disconnected.forEach((S) => S(u)), d.connected.length = 0, d.disconnected.length = 0, e.delete(u), !0;
let l = e.get(u);
return l.disconnected.forEach((C) => C(u)), l.connected.length = 0, l.disconnected.length = 0, e.delete(u), !0;
}
}
}
@ -233,141 +233,149 @@ function I() {
// index.js
[HTMLElement, DocumentFragment].forEach((e) => {
let { append: t } = e.prototype;
e.prototype.append = function(...n) {
return t.apply(this, n), this;
e.prototype.append = function(...r) {
return t.apply(this, r), this;
};
});
// src/signals-lib.js
var l = Symbol.for("Signal");
var d = Symbol.for("Signal");
function R(e) {
try {
return Reflect.has(e, l);
return Reflect.has(e, d);
} catch {
return !1;
}
}
function m(e, t) {
var p = /* @__PURE__ */ new WeakMap();
function g(e, t) {
if (typeof e != "function")
return M(e, t);
return H(e, t);
if (R(e))
return e;
let n = M();
return F(() => n(e())), n;
let r = H(""), n = () => r(e());
return p.set(n, /* @__PURE__ */ new Set([r])), B(n), r;
}
m.action = function(e, t, ...n) {
let r = e[l], { actions: o } = r;
g.action = function(e, t, ...r) {
let n = e[d], { actions: o } = n;
if (!o || !Reflect.has(o, t))
throw new Error(`'${e}' has no action with name '${t}'!`);
if (o[t].apply(r, n), r.skip)
return Reflect.deleteProperty(r, "skip");
r.listeners.forEach((a) => a(r.value));
if (o[t].apply(n, r), n.skip)
return Reflect.deleteProperty(n, "skip");
n.listeners.forEach((a) => a(n.value));
};
m.on = function e(t, n, r = {}) {
let { signal: o } = r;
g.on = function e(t, r, n = {}) {
let { signal: o } = n;
if (!(o && o.aborted)) {
if (Array.isArray(t))
return t.forEach((a) => e(a, n, r));
_(t, n), o && o.addEventListener("abort", () => $(t, n));
return t.forEach((a) => e(a, r, n));
D(t, r), o && o.addEventListener("abort", () => z(t, r));
}
};
m.symbols = {
signal: l,
g.symbols = {
signal: d,
onclear: Symbol.for("Signal.onclear")
};
m.clear = function(...e) {
for (let t of e) {
let n = t[l], { onclear: r } = m.symbols;
n.actions && n.actions[r] && n.actions[r].call(n), n.listeners.clear(), Reflect.deleteProperty(t, l);
g.clear = function(...e) {
for (let r of e) {
let n = r[d], { onclear: o } = g.symbols;
n.actions && n.actions[o] && n.actions[o].call(n), t(r, n), Reflect.deleteProperty(r, d);
}
function t(r, n) {
n.listeners.forEach((o) => {
if (n.listeners.delete(o), !p.has(o))
return;
let a = p.get(o);
a.delete(r), !(a.size > 1) && (g.clear(...a), p.delete(o));
});
}
};
var H = {
var k = {
isReactiveAtrribute(e, t) {
return R(e);
},
isTextContent(e) {
return h(e) === "string" || R(e) && h(U(e)) === "string";
return m(e) === "string" || R(e) && m(V(e)) === "string";
},
processReactiveAttribute(e, t, n, r) {
return _(n, (o) => r([t, o])), n();
processReactiveAttribute(e, t, r, n) {
return D(r, (o) => n([t, o])), r();
},
reactiveElement(e, t) {
let n = document.createComment("<#reactive>"), r = document.createComment("</#reactive>"), o = document.createDocumentFragment();
o.append(n, r);
let r = document.createComment("<#reactive>"), n = document.createComment("</#reactive>"), o = document.createDocumentFragment();
o.append(r, n);
let a = (f) => {
if (!n.parentNode || !r.parentNode)
return $(e, a);
let i = t(f);
Array.isArray(i) || (i = [i]);
let p = n;
for (; (p = n.nextSibling) !== r; )
p.remove();
n.after(...i);
if (!r.parentNode || !n.parentNode)
return z(e, a);
let s = t(f);
Array.isArray(s) || (s = [s]);
let h = r;
for (; (h = r.nextSibling) !== n; )
h.remove();
r.after(...s);
};
return _(e, a), a(e()), o;
return D(e, a), a(e()), o;
}
};
function M(e, t) {
let n = (...r) => r.length ? J(n, r[0]) : G(n);
return Z(n, e, t);
function H(e, t) {
let r = (...n) => n.length ? U(r, n[0]) : J(r);
return Z(r, e, t);
}
var W = Object.assign(/* @__PURE__ */ Object.create(null), {
var I = Object.assign(/* @__PURE__ */ Object.create(null), {
stopPropagation() {
this.skip = !0;
}
});
function Z(e, t, n) {
return h(n) !== "[object Object]" && (n = {}), e[l] = {
function Z(e, t, r) {
return m(r) !== "[object Object]" && (r = {}), e[d] = {
value: t,
actions: n,
actions: r,
listeners: /* @__PURE__ */ new Set()
}, Object.setPrototypeOf(e[l], W), e;
}, Object.setPrototypeOf(e[d], I), e;
}
var g = [];
function F(e) {
var S = [];
function B(e) {
let t = function() {
g.push(t), e(), g.pop();
S.push(t), e(), S.pop();
};
g.push(t), e(), g.pop();
p.has(e) && (p.set(t, p.get(e)), p.delete(e)), t();
}
function B() {
return g[g.length - 1];
function G() {
return S[S.length - 1];
}
function G(e) {
if (!e[l])
function J(e) {
if (!e[d])
return;
let { value: t, listeners: n } = e[l], r = B();
return r && n.add(r), t;
let { value: t, listeners: r } = e[d], n = G();
return n && r.add(n), p.has(n) && p.get(n).add(e), t;
}
function J(e, t) {
if (!e[l])
function U(e, t) {
if (!e[d])
return;
let n = e[l];
if (n.value !== t)
return n.value = t, n.listeners.forEach((r) => r(t)), t;
let r = e[d];
if (r.value !== t)
return r.value = t, r.listeners.forEach((n) => n(t)), t;
}
function U(e) {
return e[l].value;
function V(e) {
return e[d].value;
}
function _(e, t) {
return e[l].listeners.add(t);
function D(e, t) {
return e[d].listeners.add(t);
}
function $(e, t) {
return e[l].listeners.delete(t);
function z(e, t) {
return e[d].listeners.delete(t);
}
// src/signals.js
C(H);
L(k);
export {
m as S,
g as S,
A as assign,
k as classListDeclartive,
ee as createElement,
ee as el,
te as empty,
F as classListDeclartive,
te as createElement,
te as el,
ne as empty,
R as isSignal,
Y as namespace,
D as on,
C as registerReactivity,
F as watch
ee as namespace,
M as on,
L as registerReactivity
};

View File

@ -4,15 +4,18 @@ export function isSignal(candidate){
try{ return Reflect.has(candidate, mark); }
catch(e){ return false; }
}
/** @type {WeakMap<function,Set<ddeSignal<any, any>>>} */
const deps= new WeakMap();
export function S(value, actions){
if(typeof value!=="function")
return create(value, actions);
if(isSignal(value)) return value;
const out= create();
watch(()=> out(value()));
const out= create("");
const context= ()=> out(value());
deps.set(context, new Set([ out ]));
watch(context);
return out;
//TODO for docs: is auto remove if used for args, if external listener needs also S.clear
}
S.action= function(signal, name, ...a){
const s= signal[mark], { actions }= s;
@ -40,9 +43,22 @@ S.clear= function(...signals){
const { onclear }= S.symbols;
if(s.actions && s.actions[onclear])
s.actions[onclear].call(s);
s.listeners.clear();
clearListDeps(signal, s);
Reflect.deleteProperty(signal, mark);
}
function clearListDeps(signal, s){
s.listeners.forEach(l=> {
s.listeners.delete(l);
if(!deps.has(l)) return;
const ls= deps.get(l);
ls.delete(signal);
if(ls.size>1) return;
S.clear(...ls);
deps.delete(l);
});
}
};
import { typeOf } from './helpers.js';
@ -98,16 +114,17 @@ function toSignal(signal, value, actions){
return signal;
}
/** @type {function[]} */
const stack_watch= [];
export function watch(context){
function watch(context){
const contextReWatch= function(){
stack_watch.push(contextReWatch);
context();
stack_watch.pop();
};
stack_watch.push(contextReWatch);
context();
stack_watch.pop();
//reassign deps as final context is contextReWatch
if(deps.has(context)){ deps.set(contextReWatch, deps.get(context)); deps.delete(context); }
contextReWatch();
}
function currentContext(){
return stack_watch[stack_watch.length - 1];
@ -117,6 +134,7 @@ function read(signal){
const { value, listeners }= signal[mark];
const context= currentContext();
if(context) listeners.add(context);
if(deps.has(context)) deps.get(context).add(signal);
return value;
}
function write(signal, value){
@ -124,7 +142,7 @@ function write(signal, value){
const s= signal[mark];
if(s.value===value) return;
s.value= value;
s.listeners.forEach(fn=> fn(value));
s.listeners.forEach(l=> l(value));
return value;
}

View File

@ -1,4 +1,4 @@
export { S, isSignal, watch } from "./signals-lib.js";
export { S, isSignal } from "./signals-lib.js";
import { signals_config } from "./signals-lib.js";
import { registerReactivity } from "./signals-common.js";
registerReactivity(signals_config);