Added dev builds for web, react-native, node.

Author: Chriztiaan

packages/common/package.json

@@ -15,6 +15,12 @@
       "import": "./dist/bundle.mjs",
       "default": "./dist/bundle.mjs",
       "types": "./lib/index.d.ts"
+    },
+    "./dev": {
+      "import": "./dist/dev/bundle.dev.mjs",
+      "require": "./dist/dev/bundle.dev.cjs",
+      "types": "./lib/dev/index.d.ts",
+      "default": "./dist/dev/bundle.dev.mjs"
     }
   },
   "author": "JOURNEYAPPS",
@@ -41,12 +47,14 @@
     "js-logger": "^1.6.1"
   },
   "devDependencies": {
+    "@rollup/plugin-alias": "^5.1.0",
     "@rollup/plugin-commonjs": "^25.0.7",
     "@rollup/plugin-inject": "^5.0.5",
     "@rollup/plugin-json": "^6.1.0",
     "@rollup/plugin-node-resolve": "15.2.3",
     "@rollup/plugin-terser": "^0.4.4",
     "@types/node": "^20.5.9",
+    "@types/sql.js": "^1.4.9",
     "@types/uuid": "^9.0.1",
     "async-mutex": "^0.4.0",
     "bson": "^6.6.0",
@@ -56,6 +64,7 @@
     "rollup": "4.14.3",
     "rsocket-core": "1.0.0-alpha.3",
     "rsocket-websocket-client": "1.0.0-alpha.3",
+    "sql.js": "workspace:*",
     "text-encoding": "^0.7.0",
     "web-streams-polyfill": "3.2.1"
   }

packages/common/rollup.config.mjs

@@ -1,8 +1,15 @@
+import alias from '@rollup/plugin-alias';
 import commonjs from '@rollup/plugin-commonjs';
 import inject from '@rollup/plugin-inject';
 import json from '@rollup/plugin-json';
 import nodeResolve from '@rollup/plugin-node-resolve';
+import replace from '@rollup/plugin-replace';
 import terser from '@rollup/plugin-terser';
+import path from 'path';
+import { fileURLToPath } from 'url';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
 
 /**
  * @returns {import('rollup').RollupOptions}
@@ -13,29 +20,63 @@ export default (commandLineArgs) => {
   // Clears rollup CLI warning https://github.com/rollup/rollup/issues/2694
   delete commandLineArgs.sourceMap;
 
-  return {
-    input: 'lib/index.js',
-    output: {
-      file: 'dist/bundle.mjs',
-      format: 'esm',
-      sourcemap: sourceMap
+  return [
+    {
+      input: 'lib/index.js',
+      output: {
+        file: 'dist/bundle.mjs',
+        format: 'esm',
+        sourcemap: sourceMap
+      },
+      plugins: [
+        json(),
+        nodeResolve({ preferBuiltins: false, browser: true }),
+        commonjs({}),
+        inject({
+          Buffer: ['buffer', 'Buffer'],
+          ReadableStream: ['web-streams-polyfill/ponyfill', 'ReadableStream'],
+          // Used by can-ndjson-stream
+          TextDecoder: ['text-encoding', 'TextDecoder']
+        }),
+        terser({ sourceMap })
+      ],
+      // This makes life easier
+      external: [
+        // This has dynamic logic - makes bundling hard
+        'cross-fetch'
+      ]
     },
-    plugins: [
-      json(),
-      nodeResolve({ preferBuiltins: false, browser: true }),
-      commonjs({}),
-      inject({
-        Buffer: ['buffer', 'Buffer'],
-        ReadableStream: ['web-streams-polyfill/ponyfill', 'ReadableStream'],
-        // Used by can-ndjson-stream
-        TextDecoder: ['text-encoding', 'TextDecoder']
-      }),
-      terser({ sourceMap })
-    ],
-    // This makes life easier
-    external: [
-      // This has dynamic logic - makes bundling hard
-      'cross-fetch'
-    ]
-  };
+    {
+      input: 'lib/dev/index.js',
+      output: [
+        {
+          file: 'dist/dev/bundle.dev.mjs',
+          format: 'esm',
+          sourcemap: sourceMap
+        },
+        {
+          file: 'dist/dev/bundle.dev.cjs',
+          format: 'cjs',
+          sourcemap: sourceMap
+        }
+      ],
+      plugins: [
+        replace({
+          delimiters: ['', ''],
+          preventAssignment: true
+        }),
+        nodeResolve({ preferBuiltins: false, browser: true }),
+        commonjs({}),
+        alias({
+          entries: [
+            { find: 'fs', replacement: path.resolve(__dirname, 'vendored/empty.js') },
+            { find: 'path', replacement: path.resolve(__dirname, 'vendored/empty.js') },
+            { find: 'crypto', replacement: path.resolve(__dirname, 'vendored/empty.js') }
+            // add others as needed
+          ]
+        })
+      ],
+      external: ['@powersync/common']
+    }
+  ];
 };

packages/common/src/client/SQLOpenFactory.ts

@@ -23,8 +23,33 @@ export interface SQLOpenOptions {
    *    debugMode: process.env.NODE_ENV !== 'production'
    */
   debugMode?: boolean;
+
+  /**
+   * Use a development database, requires no project setup.
+   */
+  developmentMode?: boolean;
+
+  /**
+   * Persister for the development database.
+   *
+   * @example
+   * ```javascript
+   * persister: {
+   *     readFile: async () => null,
+   *     writeFile: async () => {}
+   * }
+   * ```
+   */
+  developmentPersister?: Persister;
 }
 
+export interface Persister {
+  readFile: () => Promise<ArrayLike<number> | Buffer | null>;
+  writeFile: (data: ArrayLike<number> | Buffer) => Promise<void>;
+}
+
+export interface DevDBOptions {}
+
 export interface SQLOpenFactory {
   /**
    * Opens a connection adapter to a SQLite DB