Fix for importing createRequire in some environments (#73)

packages/pglite/src/utils.ts

@@ -7,19 +7,27 @@ export async function nodeValues() {
   let dirname: string | undefined = undefined;
   let require: ((id: string) => any) | undefined = undefined;
   if (IN_NODE) {
+    const module = await import("module");
+    // In some environments importing 'module' doesn't have a 'default' property and
+    // createRequire is on the top level of the import.
+    // This is a workaround for that.
+    // See https://github.com/electric-sql/pglite/issues/71
+    const createRequire =
+      module.default?.createRequire ??
+      ((module as any)
+        .createRequire as (typeof module.default)["createRequire"]);
+    require = createRequire(import.meta.url);
     dirname = (await import("path")).dirname(import.meta.url);
-    require = (await import("module")).default.createRequire(import.meta.url);
   }
   return { dirname, require };
 }
 
-
 export async function makeLocateFile() {
   const PGWASM_URL = new URL("../release/postgres.wasm", import.meta.url);
   const PGSHARE_URL = new URL("../release/share.data", import.meta.url);
-  let fileURLToPath = (fileUrl: URL) => fileUrl.pathname
+  let fileURLToPath = (fileUrl: URL) => fileUrl.pathname;
   if (IN_NODE) {
-    fileURLToPath = (await import("url")).fileURLToPath
+    fileURLToPath = (await import("url")).fileURLToPath;
   }
   return (base: string) => {
     let url: URL | null = null;
@@ -32,10 +40,10 @@ export async function makeLocateFile() {
         break;
       default:
     }
-  
+
     if (url?.protocol === "file:") {
       return fileURLToPath(url);
     }
-    return url?.toString() ?? '';
-  }
-}
+    return url?.toString() ?? "";
+  };
+}