feat(bun): add bun sqlite support

.prettierrc

@@ -0,0 +1,5 @@
+{
+    "semi": true,
+    "printWidth": 130,
+    "tabWidth": 4
+}

package.json

@@ -21,7 +21,6 @@
         "Jan Plhak <[email protected]>"
     ],
     "license": "MIT",
-
     "type": "module",
     "main": "lib-cjs/node.js",
     "types": "lib-esm/node.d.ts",
@@ -33,6 +32,7 @@
                 "deno": "./lib-esm/web.js",
                 "edge-light": "./lib-esm/web.js",
                 "netlify": "./lib-esm/web.js",
+                "bun": "./lib-esm/bun.js",
                 "node": "./lib-esm/node.js",
                 "default": "./lib-esm/node.js"
             },
@@ -62,22 +62,47 @@
             "types": "./lib-esm/web.d.ts",
             "import": "./lib-esm/web.js",
             "require": "./lib-cjs/web.js"
+        },
+        "./bun": {
+            "types": "./lib-esm/bun.d.ts",
+            "import": "./lib-esm/bun.js",
+            "require": "./lib-cjs/bun.js"
+        },
+        "./bun-sqlite": {
+            "types": "./lib-esm/bun_sqlite.d.ts",
+            "import": "./lib-esm/bun_sqlite.js",
+            "require": "./lib-cjs/bun_sqlite.js"
         }
     },
     "typesVersions": {
         "*": {
-            ".": ["./lib-esm/node.d.ts"],
-            "http": ["./lib-esm/http.d.ts"],
-            "hrana": ["./lib-esm/hrana.d.ts"],
-            "sqlite3": ["./lib-esm/sqlite3.d.ts"],
-            "web": ["./lib-esm/web.d.ts"]
+            ".": [
+                "./lib-esm/node.d.ts"
+            ],
+            "http": [
+                "./lib-esm/http.d.ts"
+            ],
+            "hrana": [
+                "./lib-esm/hrana.d.ts"
+            ],
+            "sqlite3": [
+                "./lib-esm/sqlite3.d.ts"
+            ],
+            "web": [
+                "./lib-esm/web.d.ts"
+            ],
+            "bun": [
+                "./lib-esm/bun.d.ts"
+            ],
+            "bun-sqlite": [
+                "./lib-esm/bun_sqlite.d.ts"
+            ]
         }
     },
     "files": [
         "lib-cjs/**",
         "lib-esm/**"
     ],
-
     "scripts": {
         "prepublishOnly": "npm run build",
         "prebuild": "rm -rf ./lib-cjs ./lib-esm",
@@ -86,10 +111,10 @@
         "build:esm": "tsc -p tsconfig.build-esm.json",
         "postbuild": "cp package-cjs.json ./lib-cjs/package.json",
         "test": "jest --runInBand",
+        "test:bun": "bun test bun",
         "typecheck": "tsc --noEmit",
         "typedoc": "rm -rf ./docs && typedoc"
     },
-
     "dependencies": {
         "@libsql/hrana-client": "^0.5.0-pre.2",
         "better-sqlite3": "^8.0.1",
@@ -99,6 +124,7 @@
         "@types/better-sqlite3": "^7.6.3",
         "@types/jest": "^29.2.5",
         "@types/node": "^18.15.5",
+        "bun-types": "^0.8.1",
         "jest": "^29.3.1",
         "ts-jest": "^29.0.5",
         "typedoc": "^0.23.28",

src/__tests__/client.test.ts

@@ -1,6 +1,4 @@
-import console from "node:console";
 import { expect } from "@jest/globals";
-import type { MatcherFunction } from "expect";
 
 import type { Request, Response } from "@libsql/hrana-client";
 import { fetch } from "@libsql/hrana-client";
@@ -449,7 +447,7 @@ describe("batch()", () => {
         ], "write");
 
         const n = 100;
-        const promises = [];
+        const promises: Promise<void>[] = [];
         for (let i = 0; i < n; ++i) {
             const ii = i;
             promises.push((async () => {
@@ -495,7 +493,7 @@ describe("batch()", () => {
     }));
 
     test("batch with a lot of different statements", withClient(async (c) => {
-        const stmts = [];
+        const stmts: string[] = [];
         for (let i = 0; i < 1000; ++i) {
             stmts.push(`SELECT ${i}`);
         }
@@ -509,7 +507,7 @@ describe("batch()", () => {
         const n = 20;
         const m = 200;
 
-        const stmts = [];
+        const stmts: libsql.InStatement[] = [];
         for (let i = 0; i < n; ++i) {
             for (let j = 0; j < m; ++j) {
                 stmts.push({sql: `SELECT ?, ${j}`, args: [i]});

src/__tests__/helpers.ts

@@ -10,7 +10,7 @@ const toBeLibsqlError: MatcherFunction<[code?: string, message?: RegExp]> =
             && (messageRe === undefined || actual.message.match(messageRe) !== null);
 
         const message = (): string => {
-            const parts = [];
+            const parts: string[] = [];
             parts.push("expected ");
             parts.push(this.utils.printReceived(actual));
             parts.push(pass ? " not to be " : " to be ");

src/bun.ts

@@ -0,0 +1,38 @@
+import type { Config, Client } from "./api.js";
+import { LibsqlError } from "./api.js";
+import type { ExpandedConfig } from "./config.js";
+import { expandConfig } from "./config.js";
+import { supportedUrlLink } from "./util.js";
+
+import { _createClient as _createWsClient } from "./ws.js";
+import { _createClient as _createHttpClient } from "./http.js";
+import { _createClient as _createBunSqliteClient } from "./bun_sqlite.js";
+
+export * from "./api.js";
+
+export function createClient(config: Config): Client {
+    return _createClient(expandConfig(config, true));
+}
+
+export const isBun = () => {
+    if ((globalThis as any).Bun || (globalThis as any).process?.versions?.bun) return;
+    throw new LibsqlError("Bun is not available", "BUN_NOT_AVAILABLE");
+};
+
+/** @private */
+export function _createClient(config: ExpandedConfig): Client {
+    isBun();
+    if (config.scheme === "ws" || config.scheme === "wss") {
+        return _createWsClient(config);
+    } else if (config.scheme === "http" || config.scheme === "https") {
+        return _createHttpClient(config);
+    } else if (config.scheme === "file") {
+        return _createBunSqliteClient(config);
+    } else {
+        throw new LibsqlError(
+            'The Bun client supports "file", "libsql:", "wss:", "ws:", "https:" and "http:" URLs, ' +
+                `got ${JSON.stringify(config.scheme + ":")}. For more information, please read ${supportedUrlLink}`,
+            "URL_SCHEME_NOT_SUPPORTED"
+        );
+    }
+}