From 42da88efea3a342af028794133fb1e162388046e Mon Sep 17 00:00:00 2001
From: michaelvlach <vlach.michael@gmail.com>
Date: Thu, 24 Aug 2023 20:40:00 +0200
Subject: [PATCH 1/3] Update db.rs

---
 agdb/src/db.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/agdb/src/db.rs b/agdb/src/db.rs
index 67b8784ca..b6a087484 100644
--- a/agdb/src/db.rs
+++ b/agdb/src/db.rs
@@ -250,7 +250,10 @@ impl Db {
     /// Read transactions cannot be committed or rolled back but their main function is to ensure
     /// that the database data does not change during their duration. Through its generic
     /// parameters it also allows transforming the query results into a type `T`.
-    pub fn transaction<T, E>(&self, f: impl Fn(&Transaction) -> Result<T, E>) -> Result<T, E> {
+    pub fn transaction<T, E>(
+        &self,
+        mut f: impl FnMut(&Transaction) -> Result<T, E>,
+    ) -> Result<T, E> {
         let transaction = Transaction::new(self);
 
         f(&transaction)
@@ -274,7 +277,7 @@ impl Db {
     /// results into a type `T`.
     pub fn transaction_mut<T, E: From<QueryError>>(
         &mut self,
-        f: impl Fn(&mut TransactionMut) -> Result<T, E>,
+        mut f: impl FnMut(&mut TransactionMut) -> Result<T, E>,
     ) -> Result<T, E> {
         let mut transaction = TransactionMut::new(&mut *self);
         let result = f(&mut transaction);

From b83676ebe0d41b35739a20c2c1b3075a9ff94322 Mon Sep 17 00:00:00 2001
From: michaelvlach <vlach.michael@gmail.com>
Date: Thu, 24 Aug 2023 20:40:02 +0200
Subject: [PATCH 2/3] Update mod.rs

---
 agdb/tests/test_db/mod.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/agdb/tests/test_db/mod.rs b/agdb/tests/test_db/mod.rs
index 97db60191..327412d45 100644
--- a/agdb/tests/test_db/mod.rs
+++ b/agdb/tests/test_db/mod.rs
@@ -96,7 +96,7 @@ impl TestDb {
     #[track_caller]
     pub fn transaction_mut<T, E: From<QueryError> + std::fmt::Debug>(
         &mut self,
-        f: impl Fn(&mut TransactionMut) -> Result<T, E>,
+        f: impl FnMut(&mut TransactionMut) -> Result<T, E>,
     ) {
         self.db.transaction_mut(f).unwrap();
     }
@@ -107,7 +107,7 @@ impl TestDb {
         E: From<QueryError> + std::fmt::Debug + PartialEq,
     >(
         &mut self,
-        f: impl Fn(&mut TransactionMut) -> Result<T, E>,
+        f: impl FnMut(&mut TransactionMut) -> Result<T, E>,
         error: E,
     ) {
         assert_eq!(self.db.transaction_mut(f).unwrap_err(), error);

From cf1fcfea4e73dd68e672bc97a490aabaa02b6319 Mon Sep 17 00:00:00 2001
From: michaelvlach <vlach.michael@gmail.com>
Date: Thu, 24 Aug 2023 20:40:04 +0200
Subject: [PATCH 3/3] Update queries.md

---
 docs/queries.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/docs/queries.md b/docs/queries.md
index 60f48f3f3..7e0aea8a7 100644
--- a/docs/queries.md
+++ b/docs/queries.md
@@ -181,10 +181,10 @@ You can run a series of queries as a transaction invoking corresponding methods
 ```Rust
 impl Db {
     // immutable transactions
-    pub fn transaction<T, E>(&self, f: impl Fn(&Transaction) -> Result<T, E>) -> Result<T, E>
+    pub fn transaction<T, E>(&self, mut f: impl FnMut(&Transaction) -> Result<T, E>) -> Result<T, E>
 
     // mutable transactions
-    pub fn transaction_mut<T, E: From<QueryError>>(&mut self, f: impl Fn(&mut TransactionMut) -> Result<T, E>) -> Result<T, E>
+    pub fn transaction_mut<T, E: From<QueryError>>(&mut self, mut f: impl FnMut(&mut TransactionMut) -> Result<T, E>) -> Result<T, E>
 }
 ```