✨ feat: Inline SQLite worker source code into the main bundle

Author: haroonwaves

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "@haroonwaves/sqlite-wasm-easy",
-	"version": "0.1.9",
+	"version": "0.2.0",
 	"description": "A simple, zero-config wrapper around @sqlite.org/sqlite-wasm",
 	"type": "module",
 	"main": "./dist/index.js",
@@ -12,7 +12,7 @@
 			"types": "./dist/index.d.ts"
 		},
 		"./worker": {
-			"import": "./dist/worker/sqliteWorker.js"
+			"import": "./dist/worker.js"
 		}
 	},
 	"files": [
@@ -51,12 +51,11 @@
 	],
 	"author": "haroonwaves",
 	"license": "MIT",
-	"peerDependencies": {
+	"dependencies": {
 		"@sqlite.org/sqlite-wasm": "^3.51.2-build5"
 	},
 	"devDependencies": {
 		"@eslint/js": "^9.39.2",
-		"@sqlite.org/sqlite-wasm": "^3.51.2-build5",
 		"@types/node": "^25.0.10",
 		"cspell": "^9.6.0",
 		"eslint": "^9.39.2",

pnpm-lock.yaml

@@ -7,6 +7,7 @@ import type {
 	WorkerResponse,
 } from '../types/index';
 import { mergeConfig } from './defaults';
+import SqliteWorker from '../worker/sqliteWorker?worker&inline';
 
 /**
  * Main SQLiteWASM class - provides a simple interface to SQLite WASM
@@ -40,9 +41,7 @@ export class SQLiteWASM<Schema = any> {
 
 	private async initialize(): Promise<void> {
 		// Create worker
-		const workerPath =
-			this.config.worker.path || new URL('./worker/sqliteWorker.js', document.baseURI).href;
-		this.worker = new Worker(workerPath, { type: 'module' });
+		this.worker = new SqliteWorker();
 
 		// Setup message handler
 		this.worker.addEventListener('message', this.handleWorkerMessage.bind(this));

src/core/database.ts

@@ -123,6 +123,7 @@ export interface WorkerMessage {
 	config?: SQLiteWASMConfig;
 	filename?: string;
 	data?: Uint8Array;
+	baseUrl?: string; // Base URL for resolving module imports in worker
 }
 
 export interface WorkerResponse {

src/types/index.ts

@@ -0,0 +1,15 @@
+/// <reference types="vite/client" />
+
+declare module '*?worker&inline' {
+	const workerConstructor: {
+		new (): Worker;
+	};
+	export default workerConstructor;
+}
+
+declare module '*?worker' {
+	const workerConstructor: {
+		new (): Worker;
+	};
+	export default workerConstructor;
+}

src/vite-env.d.ts

@@ -12,13 +12,14 @@ export default defineConfig({
 		lib: {
 			entry: {
 				index: resolve(__dirname, 'src/index.ts'),
-				'worker/sqliteWorker': resolve(__dirname, 'src/worker/sqliteWorker.ts'),
+				worker: resolve(__dirname, 'src/worker/sqliteWorker.ts'),
 			},
 			formats: ['es'],
 			fileName: (format, entryName) => `${entryName}.js`,
 		},
 		rollupOptions: {
-			external: ['@sqlite.org/sqlite-wasm'],
+			// Don't mark sqlite-wasm as external - bundle it into the worker
+			// so the inlined worker is self-contained and works offline
 			output: {
 				preserveModules: false,
 			},
@@ -41,5 +42,11 @@ export default defineConfig({
 	},
 	worker: {
 		format: 'es',
+		rollupOptions: {
+			output: {
+				// Force everything into a single chunk for the worker
+				inlineDynamicImports: true,
+			},
+		},
 	},
 });