From 4e45b26e11126b191701b9b2ce5e2346b8d7682f Mon Sep 17 00:00:00 2001
From: Mark Logan <mark@mystenlabs.com>
Date: Mon, 3 Oct 2022 11:49:24 -0700
Subject: [PATCH] Add FallibleTask::is_finished()

---
 src/task.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/task.rs b/src/task.rs
index 8ecd746..c3c83e1 100644
--- a/src/task.rs
+++ b/src/task.rs
@@ -513,6 +513,13 @@ impl<T> FallibleTask<T> {
     pub async fn cancel(self) -> Option<T> {
         self.task.cancel().await
     }
+
+    /// Returns `true` if the current task is finished.
+    ///
+    /// Note that in a multithreaded environment, this task can change finish immediately after calling this function.
+    pub fn is_finished(&self) -> bool {
+        self.task.is_finished()
+    }
 }
 
 impl<T> Future for FallibleTask<T> {