1 files changed, 8 insertions, 0 deletions
diff --git a/cli/js/ops/fs/sync.ts b/cli/js/ops/fs/sync.ts
index 5d5de7242..567aab55b 100644
--- a/cli/js/ops/fs/sync.ts
+++ b/cli/js/ops/fs/sync.ts
@@ -1,6 +1,14 @@
 // Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { sendSync, sendAsync } from "../dispatch_json.ts";
 
+export function fdatasyncSync(rid: number): void {
+  sendSync("op_fdatasync", { rid });
+}
+
+export async function fdatasync(rid: number): Promise<void> {
+  await sendAsync("op_fdatasync", { rid });
+}
+
 export function fsyncSync(rid: number): void {
   sendSync("op_fsync", { rid });
 }