Add tinytar types

Author: samwillis

packages/pglite/src/definitions/tinytar.d.ts

@@ -0,0 +1,59 @@
+declare module "tinytar" {
+  interface TarFile {
+    name: string;
+    mode?: number;
+    uid?: number;
+    gid?: number;
+    size?: number;
+    modifyTime?: number | Date;
+    checksum?: number;
+    type?: number;
+    linkName?: string;
+    ustar?: string;
+    owner?: string;
+    group?: string;
+    majorNumber?: number;
+    minorNumber?: number;
+    prefix?: string;
+    accessTime?: number | Date;
+    createTime?: number | Date;
+    data: Uint8Array;
+    isOldGNUFormat?: boolean;
+  }
+
+  interface UntarOptions {
+    extractData?: boolean;
+    checkHeader?: boolean;
+    checkChecksum?: boolean;
+    checkFileSize?: boolean;
+  }
+
+  function tar(files: TarFile[]): Uint8Array;
+  function untar(buffer: Uint8Array, options?: UntarOptions): TarFile[];
+
+  const NULL_CHAR: string;
+  const TMAGIC: string;
+  const OLDGNU_MAGIC: string;
+  const REGTYPE: number;
+  const LNKTYPE: number;
+  const SYMTYPE: number;
+  const CHRTYPE: number;
+  const BLKTYPE: number;
+  const DIRTYPE: number;
+  const FIFOTYPE: number;
+  const CONTTYPE: number;
+  const TSUID: number;
+  const TSGID: number;
+  const TSVTX: number;
+  const TUREAD: number;
+  const TUWRITE: number;
+  const TUEXEC: number;
+  const TGREAD: number;
+  const TGWRITE: number;
+  const TGEXEC: number;
+  const TOREAD: number;
+  const TOWRITE: number;
+  const TOEXEC: number;
+  const TPERMALL: number;
+  const TPERMMASK: number;
+}

packages/pglite/src/extensionUtils.ts

@@ -1,9 +1,6 @@
+import tinyTar from "tinytar";
 import { IN_NODE } from "./utils.js";
 import type { PostgresMod } from "./postgres.js";
-import type { PGliteInterface } from "./interface.js";
-
-// @ts-ignore - tinytar has no types, we will probably replace this with another library
-import tinyTar from "tinytar";
 
 export async function loadExtensionBundle(
   bundlePath: URL,
@@ -68,18 +65,13 @@ export async function loadExtensions(
   }
 }
 
-interface UntarFile {
-  name: string;
-  data: Uint8Array;
-}
-
 function loadExtension(
   mod: PostgresMod,
   ext: string,
   bytes: Uint8Array,
   log: (...args: any[]) => void,
 ) {
-  const data: UntarFile[] = tinyTar.untar(bytes);
+  const data = tinyTar.untar(bytes);
   data.forEach((file) => {
     if (!file.name.startsWith(".")) {
       const filePath = mod.WASM_PREFIX + "/" + file.name;