From 3b732ad0db0e44391aa87f7375678fd7a6e43703 Mon Sep 17 00:00:00 2001
From: Alexey Shekhirin <a.shekhirin@gmail.com>
Date: Tue, 14 Feb 2023 14:31:58 +0800
Subject: [PATCH] feat(storage): make `Database::view` accept `FnOnce` instead
 of `FnMut` (#1331)

---
 crates/storage/db/src/abstraction/database.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/crates/storage/db/src/abstraction/database.rs b/crates/storage/db/src/abstraction/database.rs
index 4de1f4c540..10b6d652e5 100644
--- a/crates/storage/db/src/abstraction/database.rs
+++ b/crates/storage/db/src/abstraction/database.rs
@@ -26,9 +26,9 @@ pub trait Database: for<'a> DatabaseGAT<'a> {
 
     /// Takes a function and passes a read-only transaction into it, making sure it's closed in the
     /// end of the execution.
-    fn view<T, F>(&self, mut f: F) -> Result<T, Error>
+    fn view<T, F>(&self, f: F) -> Result<T, Error>
     where
-        F: FnMut(&<Self as DatabaseGAT<'_>>::TX) -> T,
+        F: FnOnce(&<Self as DatabaseGAT<'_>>::TX) -> T,
     {
         let tx = self.tx()?;