From a7461c68ecd7fcf4f2a395083b40d0f95ad14cb7 Mon Sep 17 00:00:00 2001
From: Stanislav Tkach <stanislav.tkach@gmail.com>
Date: Fri, 21 Aug 2020 15:40:21 +0300
Subject: [PATCH] Add Send implementation for WriteBatch (#453)

---
 CHANGELOG.md       | 1 +
 src/lib.rs         | 3 ++-
 src/write_batch.rs | 2 ++
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index caec758..23334c6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,7 @@
 
 * Export the `DEFAULT_COLUMN_FAMILY_NAME` constant.
 * Implement `Clone` trait for `Options`.
+* Added `Send` implementation to `WriteBatch`.
 
 ## 0.14.0 (2020-04-22)
 
diff --git a/src/lib.rs b/src/lib.rs
index aaa0529..249f386 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -163,7 +163,7 @@ mod test {
     use super::{
         BlockBasedOptions, ColumnFamily, ColumnFamilyDescriptor, DBIterator, DBRawIterator,
         IngestExternalFileOptions, Options, PlainTableFactoryOptions, ReadOptions, Snapshot,
-        SstFileWriter, WriteOptions, DB,
+        SstFileWriter, WriteBatch, WriteOptions, DB,
     };
 
     #[test]
@@ -188,6 +188,7 @@ mod test {
         is_send::<ColumnFamilyDescriptor>();
         is_send::<ColumnFamily>();
         is_send::<SstFileWriter>();
+        is_send::<WriteBatch>();
     }
 
     #[test]
diff --git a/src/write_batch.rs b/src/write_batch.rs
index c07fe6b..a2566bd 100644
--- a/src/write_batch.rs
+++ b/src/write_batch.rs
@@ -279,3 +279,5 @@ impl Drop for WriteBatch {
         unsafe { ffi::rocksdb_writebatch_destroy(self.inner) }
     }
 }
+
+unsafe impl Send for WriteBatch {}