Clear Code, small organized

sigpro.js

@@ -13,6 +13,10 @@ const proxyCache = new WeakMap()
 const ITER = Symbol('iter')
 const MOUNTED_NODES = new WeakMap()
 
+const SVG_NS = "http://www.w3.org/2000/svg"
+const XLINK_NS = "http://www.w3.org/1999/xlink"
+const SVG_TAGS = new Set("svg,path,circle,rect,line,polyline,polygon,g,defs,text,textPath,tspan,use,symbol,image,marker,ellipse".split(","))
+
 const dispose = eff => {
   if (!eff || eff._disposed) return
   eff._disposed = true
@@ -97,8 +101,8 @@ const batch = fn => {
 
 const trackUpdate = (subs, trigger = false) => {
   if (!trigger && activeEffect && !activeEffect._disposed) {
-    subs.add(activeEffect)
-      ; (activeEffect._deps ||= new Set()).add(subs)
+    subs.add(activeEffect);
+    (activeEffect._deps ||= new Set()).add(subs)
   } else if (trigger && subs.size > 0) {
     let hasQueue = false
     for (const e of subs) {
@@ -142,8 +146,6 @@ const $ = (val, key = null) => {
     computed._dirty = true
     computed._deps = null
     computed._disposed = false
-    computed.stop = () => { }
-    if (activeOwner) onUnmount(computed.stop)
     return computed
   }
   if (key) try { val = JSON.parse(localStorage.getItem(key)) ?? val } catch (e) { }
@@ -281,24 +283,23 @@ const h = (tag, props = {}, children = []) => {
     isArr(node) ? node.forEach(attach) : attach(node)
     return node
   }
-  const isSVG = /^(svg|path|circle|rect|line|poly(line|gon)|g|defs|text(path)?|tspan|use|symbol|image|marker|ellipse)$/i.test(tag);
-  const el = isSVG ? doc.createElementNS("http://www.w3.org/2000/svg", tag) : doc.createElement(tag)
+
+  const isSVG = SVG_TAGS.has(tag)
+  const el = isSVG ? doc.createElementNS(SVG_NS, tag) : doc.createElement(tag)
   el._cleanups = new Set()
 
-  for (let k in props) {
-    if (!props.hasOwnProperty(k)) continue
+  for (const k of Object.keys(props)) {
     let v = props[k]
     if (k === "ref") {
       isFunc(v) ? v(el) : (v.current = el)
       continue
     }
     if (isSVG && k.startsWith("xlink:")) {
-      const cleanVal = validateAttr(k.slice(6), v);
-      let lnk = "http://www.w3.org/1999/xlink"
+      const cleanVal = validateAttr(k.slice(6), v)
       cleanVal == null
-        ? el.removeAttributeNS(lnk, k.slice(6))
-        : el.setAttributeNS(lnk, k.slice(6), cleanVal);
-      continue;
+        ? el.removeAttributeNS(XLINK_NS, k.slice(6))
+        : el.setAttributeNS(XLINK_NS, k.slice(6), cleanVal)
+      continue
     }
     if (k.startsWith("on")) {
       const ev = k.slice(2).toLowerCase()