From ee79b7bb4a3f16818a5ac488fbc95599f5453a2c Mon Sep 17 00:00:00 2001
From: Stanislav Tkach <stanislav.tkach@gmail.com>
Date: Fri, 21 Aug 2020 14:18:06 +0300
Subject: [PATCH] Implement Clone trait for Options (#455)

---
 CHANGELOG.md      |  1 +
 src/db_options.rs | 10 ++++++++++
 2 files changed, 11 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4c91e88..caec758 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@
 ## [Unreleased]
 
 * Export the `DEFAULT_COLUMN_FAMILY_NAME` constant.
+* Implement `Clone` trait for `Options`.
 
 ## 0.14.0 (2020-04-22)
 
diff --git a/src/db_options.rs b/src/db_options.rs
index 52a4141..73cdf08 100644
--- a/src/db_options.rs
+++ b/src/db_options.rs
@@ -328,6 +328,16 @@ impl Drop for Options {
     }
 }
 
+impl Clone for Options {
+    fn clone(&self) -> Self {
+        let inner = unsafe { ffi::rocksdb_options_create_copy(self.inner) };
+        if inner.is_null() {
+            panic!("Could not copy RocksDB options");
+        }
+        Self { inner }
+    }
+}
+
 impl Drop for BlockBasedOptions {
     fn drop(&mut self) {
         unsafe {