@nerdalytics/beacon - npm Package Compare versions

Comparing version 1000.3.1 to 1000.3.2

dist/src/index.min.js

@@ -1,1 +0,1 @@
-let r=Symbol("STATE_ID"),f=null,u=new Set,s=!1,d=0,a=[],l=new Set,o=new WeakMap,v=new WeakMap,c=new WeakMap,i=new WeakMap,y=(e,t,r)=>{let n=e.get(t);return n||(n=r(),e.set(t,n)),n},p=()=>{if(!s){s=!0;try{for(;0<u.size;){var e,t=u;u=new Set;for(e of t)e()}}finally{s=!1}}},w=e=>{u.delete(e);var t=v.get(e);if(t){for(var r of t)r.delete(e);t.clear(),v.delete(e)}},g=e=>{w(e),l.delete(e),o.delete(e);var t=c.get(e),t=(t&&(t=i.get(t))&&t.delete(e),c.delete(e),i.get(e));if(t){for(var r of t)g(r);t.clear(),i.delete(e)}},h=(e,n=Object.is)=>{let a=e,l=new Set,i=Symbol(),t=()=>{var e=f;return e&&(l.add(e),y(v,e,()=>new Set).add(l),y(o,e,()=>new Set).add(i)),a};return t.set=e=>{if(!n(a,e)){var t=f;if(t)if(o.get(t)?.has(i)&&!c.get(t))throw new Error("Infinite loop detected: effect() cannot update a state() it depends on!");if(a=e,0!==l.size){for(var r of l)u.add(r);0!==d||s||p()}}},t.update=e=>{t.set(e(a))},t[r]=i,t},S=r=>{let n=()=>{if(!l.has(n)){l.add(n);var e=f;try{w(n),f=n;var t=o.get(n);t?t.clear():o.set(n,new Set),e&&(c.set(n,e),y(i,e,()=>new Set).add(n)),r()}finally{f=e,l.delete(n)}}};var e;return 0===d?n():(f&&(e=f,c.set(n,e),y(i,e,()=>new Set).add(n)),a.push(n)),()=>{g(n)}};var e=e=>{d++;try{return e()}catch(e){throw 1===d&&(u.clear(),a.length=0),e}finally{if(0===--d){if(0<a.length){var t,e=a;a=[];for(t of e)t()}0<u.size&&!s&&p()}}},t=t=>{let r=void 0,n=!1,a=h(void 0);return S(function(){var e=t();n&&Object.is(r,e)||(r=e,a.set(e)),n=!0}),function(){return n||(r=t(),n=!0,a.set(r)),a()}},n=(t,r,n=Object.is)=>{let a=!1,l,i,f=h(void 0);return S(function(){var e=t();a&&Object.is(i,e)||(i=e,e=r(e),a&&void 0!==l&&n(l,e))||(l=e,f.set(e),a=!0)}),function(){return a||(i=t(),l=r(i),f.set(l),a=!0),f()}};let b=(e,t,r)=>{e=[...e];return e[t]=r,e},m=(e,t,r)=>{e={...e};return e[t]=r,e},j=e=>"number"==typeof e||!Number.isNaN(Number(e))?[]:{},N=(n,a,l,i)=>{if(l>=a.length)return i;if(null==n)return N({},a,l,i);var f=a[l];if(void 0===f)return n;if(Array.isArray(n)){var u=Number(f);if(l===a.length-1)return b(n,u,i);var s=[...n];let e=l+1,t=a[e],r=n[u];return null==r&&(r=void 0===t?{}:j(t)),s[u]=N(r,a,e,i),s}u=n;if(l===a.length-1)return m(u,f,i);let e=l+1,t=a[e],r=u[f];null==r&&(r=void 0===t?{}:j(t));s={...u};return s[f]=N(r,a,e,i),s};var O=(e,t)=>{let r=!1;let n=(()=>{let r=[],n=new Proxy({},{get:(e,t)=>("string"!=typeof t&&"number"!=typeof t||r.push(t),n)});try{t(n)}catch{}return r})(),a=h(t(e())),l=a.set;return S(function(){if(!r){r=!0;try{a.set(t(e()))}finally{r=!1}}}),a.set=function(t){if(!r){r=!0;try{l(t),e.update(e=>N(e,n,0,t))}finally{r=!1}}},a.update=function(e){a.set(e(a()))},a};let k=e=>()=>e();var M=(e,t=Object.is)=>{let r=h(e,t);return[k(r),{set:e=>r.set(e),update:e=>r.update(e)}]};export{t as derive,S as effect,O as lens,M as protectedState,k as readonlyState,n as select,h as state,e as batch};
+let r=Symbol("STATE_ID"),f=null,o=new Set,s=!1,u=0,a=[],l=new Set,d=new WeakMap,c=new WeakMap,v=new WeakMap,i=new WeakMap,p=new Set(["__proto__","constructor","prototype"]),y=(e,t,r)=>{let n=e.get(t);return n||(n=r(),e.set(t,n)),n},w=()=>{if(!s){s=!0;try{for(;0<o.size;){var e,t=o;o=new Set;for(e of t)e()}}finally{s=!1}}},g=e=>{o.delete(e);var t=c.get(e);if(t){for(var r of t)r.delete(e);t.clear(),c.delete(e)}},h=e=>{g(e),l.delete(e),d.delete(e);var t=v.get(e),t=(t&&(t=i.get(t))&&t.delete(e),v.delete(e),i.get(e));if(t){for(var r of t)h(r);t.clear(),i.delete(e)}},S=(e,n=Object.is)=>{let a=e,l=new Set,i=Symbol(),t=()=>{var e=f;return e&&(l.add(e),y(c,e,()=>new Set).add(l),y(d,e,()=>new Set).add(i)),a};return t.set=e=>{if(!n(a,e)){var t=f;if(t)if(d.get(t)?.has(i)&&!v.get(t))throw new Error("Infinite loop detected: effect() cannot update a state() it depends on!");if(a=e,0!==l.size){for(var r of l)o.add(r);0!==u||s||w()}}},t.update=e=>{t.set(e(a))},t[r]=i,t},b=r=>{let n=()=>{if(!l.has(n)){l.add(n);var e=f;try{g(n),f=n;var t=d.get(n);t?t.clear():d.set(n,new Set),e&&(v.set(n,e),y(i,e,()=>new Set).add(n)),r()}finally{f=e,l.delete(n)}}};var e;return 0===u?n():(f&&(e=f,v.set(n,e),y(i,e,()=>new Set).add(n)),a.push(n)),()=>{h(n)}};var e=e=>{u++;try{return e()}catch(e){throw 1===u&&(o.clear(),a.length=0),e}finally{if(0===--u){if(0<a.length){var t,e=a;a=[];for(t of e)t()}0<o.size&&!s&&w()}}},t=t=>{let r=void 0,n=!1,a=S(void 0);return b(function(){var e=t();n&&Object.is(r,e)||(r=e,a.set(e)),n=!0}),function(){return n||(r=t(),n=!0,a.set(r)),a()}},n=(t,r,n=Object.is)=>{let a=!1,l,i,f=S(void 0);return b(function(){var e=t();a&&Object.is(i,e)||(i=e,e=r(e),a&&void 0!==l&&n(l,e))||(l=e,f.set(e),a=!0)}),function(){return a||(i=t(),l=r(i),f.set(l),a=!0),f()}};let m=(e,t,r)=>{e=[...e];return e[t]=r,e},j=(e,t,r)=>{e={...e};return e[t]=r,e},N=e=>"number"==typeof e||!Number.isNaN(Number(e))?[]:{},O=(n,a,l,i)=>{if(l>=a.length)return i;if(null==n)return O({},a,l,i);var f=a[l];if(void 0===f)return n;if(Array.isArray(n)){var o=Number(f);if(l===a.length-1)return m(n,o,i);var s=[...n];let e=l+1,t=a[e],r=n[o];return null==r&&(r=void 0===t?{}:N(t)),s[o]=O(r,a,e,i),s}o=n;if(l===a.length-1)return j(o,f,i);let e=l+1,t=a[e],r=o[f];null==r&&(r=void 0===t?{}:N(t));s={...o};return s[f]=O(r,a,e,i),s};var _=(e,t)=>{let r=!1;let n=(()=>{let r=[],n=!1,a=new Proxy({},{get:(e,t)=>(n||"string"!=typeof t&&"number"!=typeof t||(p.has(String(t))?n=!0:r.push(t)),a)});try{t(a)}catch{}return n?[]:r})(),a=S(t(e())),l=a.set;return b(function(){if(!r){r=!0;try{a.set(t(e()))}finally{r=!1}}}),a.set=function(t){if(!r&&0!==n.length){r=!0;try{l(t),e.update(e=>O(e,n,0,t))}finally{r=!1}}},a.update=function(e){a.set(e(a()))},a};let k=e=>()=>e();var M=(e,t=Object.is)=>{let r=S(e,t);return[k(r),{set:e=>r.set(e),update:e=>r.update(e)}]};export{t as derive,b as effect,_ as lens,M as protectedState,k as readonlyState,n as select,S as state,e as batch};

package.json

 {
 	"author": "Denny Trebbin (nerdalytics)",
-	"description": "A lightweight reactive state library for Node.js backends. Enables reactive state management with automatic dependency tracking and efficient updates for server-side applications.",
+	"description": "Reactive dependency graph runtime for Node.js backends. Tracks dependencies between signals and propagates updates automatically.",
 	"devDependencies": {
@@ -97,3 +97,3 @@ "@biomejs/biome": "2.3.14",
 	"types": "dist/src/index.d.ts",
-	"version": "1000.3.1"
+	"version": "1000.3.2"
 }

README.md

 # Beacon <img align="right" src="https://raw.githubusercontent.com/nerdalytics/beacon/refs/heads/trunk/assets/beacon-logo-v2.svg" width="128px" alt="A stylized lighthouse beacon with golden light against a dark blue background, representing the reactive state library"/>
 
-> Lightweight reactive state management for Node.js backends
+> Reactive dependency graph runtime for Node.js backends. Tracks dependencies between signals and propagates updates automatically.
 
@@ -13,4 +13,2 @@ [![license:mit](https://flat.badgen.net/static/license/MIT/blue)](https://github.com/nerdalytics/beacon/blob/trunk/LICENSE)
 
-A lightweight reactive state library for Node.js backends. Enables reactive state management with automatic dependency tracking and efficient updates for server-side applications.
-
 ## Installation
@@ -43,4 +41,14 @@
 
+### LLM-friendly docs
+
+The handbook has plain-text endpoints for LLMs:
+
+- [`llms.txt`](https://nerdalytics.github.io/beacon/llms.txt) lists available versions
+- [`<version>/llms.txt`](https://nerdalytics.github.io/beacon/latest/llms.txt) lists pages for a version
+- [`<version>/llms-full.txt`](https://nerdalytics.github.io/beacon/latest/llms-full.txt) concatenates every page into one file
+
+You can also append `.md` to any handbook page URL for its Markdown source (e.g. [`<version>/introduction.md`](https://nerdalytics.github.io/beacon/latest/introduction.md)).
+
 ## License
 
 MIT - See [LICENSE](./LICENSE) for details.

src/index.ts

@@ -32,2 +32,7 @@ // Core types for reactive primitives
 const childSubscribers: WeakMap<Subscriber, Set<Subscriber>> = new WeakMap<Subscriber, Set<Subscriber>>()
+const DANGEROUS_KEYS: ReadonlySet<string> = new Set([
+	'__proto__',
+	'constructor',
+	'prototype',
+])
 
@@ -388,2 +393,3 @@ const getOrCreate = <K extends object, V>(map: WeakMap<K, V>, key: K, factory: () => V): V => {
 		const pathCollector: (string | number)[] = []
+		let tainted = false
 		const proxy = new Proxy(
@@ -393,4 +399,8 @@ {},
 				get: (_: object, prop: string | symbol): unknown => {
-					if (typeof prop === 'string' || typeof prop === 'number') {
-						pathCollector.push(prop)
+					if (!tainted && (typeof prop === 'string' || typeof prop === 'number')) {
+						if (DANGEROUS_KEYS.has(String(prop))) {
+							tainted = true
+						} else {
+							pathCollector.push(prop)
+						}
 					}
@@ -408,3 +418,3 @@ return proxy
 
-		return pathCollector
+		return tainted ? [] : pathCollector
 	}
@@ -430,3 +440,3 @@
 	lensState.set = function lensSet(value: K): void {
-		if (isUpdating) {
+		if (isUpdating || path.length === 0) {
 			return
@@ -433,0 +443,0 @@ }

No alert changes

Improved metrics

Total package byte prevSize

22811

3.51%

Lines of code

430

2.38%

Number of lines in readme file

53

17.78%

No dependency changes