Trim commit bounds (#84)

* refactor: remove DatabaseCommit bounds wherever possible

* nit: import

Author: prestwich

src/connect.rs

@@ -1,14 +1,13 @@
+use crate::{
+    Block, Cfg, EvmErrored, EvmNeedsBlock, EvmNeedsCfg, EvmNeedsTx, EvmReady, EvmTransacted, Tx,
+};
 use core::convert::Infallible;
 use revm::{
     primitives::{EVMError, ResultAndState},
-    Database, DatabaseCommit,
+    Database,
 };
 use std::format;
 
-use crate::{
-    Block, Cfg, EvmErrored, EvmNeedsBlock, EvmNeedsCfg, EvmNeedsTx, EvmReady, EvmTransacted, Tx,
-};
-
 /// Trait for types that can be used to connect to a database.
 ///
 /// Connectors should contain configuration information like filesystem paths.
@@ -21,7 +20,7 @@ use crate::{
 /// threads.
 pub trait DbConnect<'a>: Sync {
     /// The database type returned when connecting.
-    type Database: Database + DatabaseCommit;
+    type Database: Database;
 
     /// The error type returned when connecting to the database.
     type Error: core::error::Error;
@@ -32,7 +31,7 @@ pub trait DbConnect<'a>: Sync {
 
 impl<Db> DbConnect<'_> for Db
 where
-    Db: Database + DatabaseCommit + Clone + Sync,
+    Db: Database + Clone + Sync,
 {
     type Database = Self;
 

src/driver/block.rs

@@ -1,5 +1,5 @@
 use crate::{Block, EvmBlockDriverErrored, EvmNeedsBlock, EvmNeedsTx};
-use revm::{primitives::EVMError, Database, DatabaseCommit};
+use revm::{primitives::EVMError, Database};
 
 /// The result of running transactions for a block driver.
 pub type RunTxResult<'a, Ext, Db, T> =
@@ -23,13 +23,13 @@ pub trait BlockDriver<Ext> {
     fn block(&self) -> &Self::Block;
 
     /// Run the transactions for the block.
-    fn run_txns<'a, Db: Database + DatabaseCommit>(
+    fn run_txns<'a, Db: Database>(
         &mut self,
         trevm: EvmNeedsTx<'a, Ext, Db>,
     ) -> RunTxResult<'a, Ext, Db, Self>;
 
     /// Run post
-    fn post_block<Db: Database + DatabaseCommit>(
+    fn post_block<Db: Database>(
         &mut self,
         trevm: &EvmNeedsBlock<'_, Ext, Db>,
     ) -> Result<(), Self::Error<Db>>;