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-rw-r--r--futures/src/executor/null.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/futures/src/executor/null.rs b/futures/src/executor/null.rs
index 722073bb..6d5cf982 100644
--- a/futures/src/executor/null.rs
+++ b/futures/src/executor/null.rs
@@ -2,6 +2,8 @@ use crate::Executor;
use futures::Future;
+/// An executor that drops all the futures, instead of spawning them.
+#[derive(Debug)]
pub struct Null;
impl Executor for Null {