Interface modified mmap to fd

lib/dat/types.ts

@@ -1,16 +1,19 @@
+import { IndexFileOptions } from "../idx/types.js";
+
 // src/data-file/types.ts
 export interface Serializer<T> {
-  serialize(data: T): Buffer;
-  deserialize(buf: Buffer): T;
+    serialize(data: T): Buffer;
+    deserialize(buf: Buffer): T;
 }
 
 export interface DataEntry<T> {
-  sequence: number;
-  timestamp: bigint;
-  data: T;
+    sequence: number;
+    timestamp: bigint;
+    data: T;
 }
 
 export interface DataFileOptions<T> {
-  serializer: Serializer<T>;
-  maxEntries?: number;
-}
+    serializer: Serializer<T>;
+    forceTruncate?: boolean;
+    indexFileOpt: IndexFileOptions;
+}