opening with OPFS works

diesel-wasm-sqlite/package.js

@@ -1,4 +1,5 @@
 import * as WasmSQLiteLibrary from "@xmtp/wa-sqlite";
+import { OPFSCoopSyncVFS } from "@xmtp/wa-sqlite/vfs/OPFSCoopSync";
 import SQLiteESMFactory from "./node_modules/@xmtp/wa-sqlite/dist/wa-sqlite.mjs";
 import base64Wasm from "./node_modules/@xmtp/wa-sqlite/dist/wa-sqlite.wasm";
 
@@ -21,7 +22,7 @@ export class SQLite {
     if (typeof module === "undefined") {
       throw new Error("Cannot be called directly");
     }
-
+    this.module = module;
     this.sqlite3 = WasmSQLiteLibrary.Factory(module);
   }
 
@@ -65,10 +66,13 @@ export class SQLite {
   async open_v2(database_url, iflags) {
     try {
       console.log("Opening database!", database_url);
+      const vfs = await OPFSCoopSyncVFS.create(database_url, this.module);
+      this.sqlite3.vfs_register(vfs, true);
       let db = await this.sqlite3.open_v2(database_url, iflags);
       return db;
-    } catch {
-      console.log("openv2 error");
+    } catch (error) {
+      console.log("openv2 error", error);
+      throw error;
     }
   }
 

diesel-wasm-sqlite/src/connection/raw.rs

@@ -12,7 +12,7 @@
 // use super::{Sqlite, SqliteAggregateFunction};
 // use crate::deserialize::FromSqlRow;
 // use crate::result::Error::DatabaseError;
-use crate::sqlite_types::SqliteOpenFlags;
+use crate::{sqlite_types::SqliteOpenFlags, WasmSqliteError};
 use diesel::result::*;
 use diesel::serialize::ToSql;
 use diesel::sql_types::HasSqlType;
@@ -54,7 +54,8 @@ impl RawConnection {
             internal_connection: sqlite3
                 .open_v2(&database_url, Some(flags.bits() as i32))
                 .await
-                .unwrap(),
+                .map_err(WasmSqliteError::from)
+                .map_err(ConnectionError::from)?,
         })
     }