chore: downgrade node engine to 18

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ on:
         type: string
 
 env:
-  NODE_JS: "20"
+  NODE_JS: "18"
 
 jobs:
   check:

.github/workflows/playwright.yml

@@ -7,7 +7,7 @@ on:
     branches: [ master ]
 
 env:
-  NODE_JS: "20"
+  NODE_JS: "18"
   EXAMPLE_TEMPLATE: "web-chat"
   EXAMPLE_NAME: "example"
   EXAMPLE_PORT: "8080"

.github/workflows/test-node.yml

@@ -24,7 +24,7 @@ on:
         default: false
 
 env:
-  NODE_JS: "20"
+  NODE_JS: "18"
   # Ensure test type conditions remain consistent.
   WAKU_SERVICE_NODE_PARAMS: ${{ (inputs.test_type == 'go-waku-master') && '--min-relay-peers-to-publish=0' || '' }}
   DEBUG: ${{ inputs.debug }}

.release-please-manifest.json

@@ -9,5 +9,6 @@
   "packages/relay": "0.0.15",
   "packages/sdk": "0.0.28",
   "packages/discovery": "0.0.5",
-  "packages/react-native-polyfills": "0.0.1"
+  "packages/react-native-polyfills": "0.0.1",
+  "packages/custom-event-polyfill": "0.0.1"
 }

package.json

@@ -3,6 +3,7 @@
   "private": true,
   "type": "module",
   "workspaces": [
+    "packages/custom-event-polyfill",
     "packages/proto",
     "packages/interfaces",
     "packages/utils",

packages/core/package.json

@@ -65,7 +65,7 @@
     "reset-hard": "git clean -dfx -e .idea && git reset --hard && npm i && npm run build"
   },
   "engines": {
-    "node": ">=20"
+    "node": ">=18"
   },
   "dependencies": {
     "@libp2p/ping": "^1.1.2",
@@ -78,7 +78,8 @@
     "it-length-prefixed": "^9.0.4",
     "it-pipe": "^3.0.1",
     "uint8arraylist": "^2.4.3",
-    "uuid": "^9.0.0"
+    "uuid": "^9.0.0",
+    "@waku/custom-event-polyfill": "0.0.1"
   },
   "devDependencies": {
     "@multiformats/multiaddr": "^12.0.0",

packages/core/src/index.ts

@@ -1,3 +1,5 @@
+import "@waku/custom-event-polyfill";
+
 export { createEncoder, createDecoder } from "./lib/message/version_0.js";
 export type {
   Encoder,

packages/core/src/lib/connection_manager.ts

@@ -1,5 +1,6 @@
+import "@waku/custom-event-polyfill";
 import type { Peer, PeerId, PeerInfo, PeerStore } from "@libp2p/interface";
-import { CustomEvent, TypedEventEmitter } from "@libp2p/interface";
+import { TypedEventEmitter } from "@libp2p/interface";
 import {
   ConnectionManagerOptions,
   DiscoveryTrigger,
@@ -36,7 +37,7 @@
   private options: ConnectionManagerOptions;
   private libp2p: Libp2p;
   private dialAttemptsForPeer: Map<string, number> = new Map();
   private dialErrorsForPeer: Map<string, any> = new Map();
 
   private currentActiveParallelDialCount = 0;
   private pendingPeerDialQueue: Array<PeerId> = [];
@@ -253,7 +254,7 @@
           // Handle generic error
           log.error(
             `Error dialing peer ${peerId.toString()} - ${
               (error as any).message
             }`
           );
         }

packages/core/src/lib/stream_manager/stream_manager.spec.ts

@@ -1,3 +1,4 @@
+import "@waku/custom-event-polyfill";
 import { Connection, Peer, PeerId, Stream } from "@libp2p/interface";
 import { expect } from "chai";
 import sinon from "sinon";

packages/core/src/lib/stream_manager/stream_manager.ts

@@ -1,3 +1,4 @@
+import "@waku/custom-event-polyfill";
 import type { Peer, PeerId, PeerUpdate, Stream } from "@libp2p/interface";
 import type { Libp2p } from "@waku/interfaces";
 import { Logger } from "@waku/utils";

packages/custom-event-polyfill/.eslintrc.cjs

@@ -0,0 +1,6 @@
+module.exports = {
+  parserOptions: {
+    tsconfigRootDir: __dirname,
+    project: "./tsconfig.dev.json"
+  }
+};

packages/custom-event-polyfill/CHANGELOG.md

@@ -0,0 +1,10 @@
+# Changelog
+
+## 0.0.1 (2024-04-09)
+
+
+### Features
+
+* Add react-native polyfills ([#1915](https://github.com/waku-org/js-waku/issues/1915)) ([9be942f](https://github.com/waku-org/js-waku/commit/9be942fc23e1e6c1ed5775e44e0d77ec7627b38c))
+
+## Changelog

packages/custom-event-polyfill/package.json

@@ -0,0 +1,42 @@
+{
+  "name": "@waku/custom-event-polyfill",
+  "version": "0.0.1",
+  "description": "CustomEvent polyfill for Waku",
+  "module": "./dist/index.js",
+  "exports": {
+    ".": "./dist/index.js"
+  },
+  "type": "module",
+  "homepage": "https://github.com/waku-org/js-waku/tree/master/packages/custom-event-polyfill#readme",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/waku-org/js-waku.git"
+  },
+  "bugs": {
+    "url": "https://github.com/waku-org/js-waku/issues"
+  },
+  "license": "MIT OR Apache-2.0",
+  "keywords": [
+    "waku",
+    "custom-event",
+    "polyfill",
+    "web3"
+  ],
+  "scripts": {
+    "build": "run-s build:**",
+    "build:esm": "tsc",
+    "check": "run-s check:*",
+    "check:tsc": "tsc -p tsconfig.dev.json",
+    "check:spelling": "cspell \"{README.md,src/**/*.ts}\"",
+    "prepublish": "npm run build"
+  },
+  "engines": {
+    "node": ">=18"
+  },
+  "dependencies": {},
+  "devDependencies": {},
+  "files": [
+    "dist"
+  ],
+  "types": "dist/index.d.ts"
+}

packages/custom-event-polyfill/src/index.ts

@@ -0,0 +1,12 @@
+if (typeof CustomEvent === "undefined") {
+  class CustomEvent<T = unknown> extends Event {
+    public detail: T;
+
+    public constructor(type: string, eventInitDict?: CustomEventInit<T>) {
+      super(type, eventInitDict);
+      this.detail = eventInitDict?.detail ?? (null as T);
+    }
+  }
+
+  (globalThis as Record<string, unknown>).CustomEvent = CustomEvent;
+}

packages/custom-event-polyfill/tsconfig.dev.json

@@ -0,0 +1,7 @@
+{
+  "extends": "../../tsconfig.dev.json",
+  "include": ["src/**/*", "src/**/*.d.ts"],
+  "compilerOptions": {
+    "outDir": "dist"
+  }
+}

packages/custom-event-polyfill/tsconfig.json

@@ -0,0 +1,12 @@
+{
+  "extends": "../../tsconfig",
+  "compilerOptions": {
+    "outDir": "dist/",
+    "rootDir": "src",
+    "tsBuildInfoFile": "dist/.tsbuildinfo",
+    "declaration": true,
+    "declarationMap": true
+  },
+  "include": ["src/**/*", "src/**/*.d.ts"],
+  "exclude": ["src/**/*.spec.ts", "src/test_utils"]
+}

packages/discovery/package.json

@@ -48,7 +48,7 @@
     "test:browser": "NODE_ENV=test karma start karma.conf.cjs"
   },
   "engines": {
-    "node": ">=20"
+    "node": ">=18"
   },
   "dependencies": {
     "@waku/interfaces": "0.0.27",
@@ -59,7 +59,8 @@
     "debug": "^4.3.4",
     "dns-query": "^0.11.2",
     "hi-base32": "^0.5.1",
-    "uint8arrays": "^5.0.1"
+    "uint8arrays": "^5.0.1",
+    "@waku/custom-event-polyfill": "0.0.1"
   },
   "devDependencies": {
     "@libp2p/peer-id": "^4.2.1",

packages/discovery/src/dns/dns_discovery.ts

@@ -1,3 +1,5 @@
+import "@waku/custom-event-polyfill";
+
 import {
   CustomEvent,
   PeerDiscovery,