feat(persist): Add stage_and_commit to Persist

In the example_cli we were not always committing (seemingly by mistake).
This then caused all the examples to have to compensate by manually
committing.

diff --git a/crates/chain/src/persist.rs b/crates/chain/src/persist.rs
index 3c8c8b9e12b2646ca3c2a098de3fafd203f87553..c527e57d68fad5214831d700289ff7f3a8fa6664 100644 (file)
--- a/crates/chain/src/persist.rs
+++ b/crates/chain/src/persist.rs
@@ -55,6 +55,18 @@ where
             // if written successfully, take and return `self.stage`
             .map(|_| Some(core::mem::take(&mut self.stage)))
     }
+
+    /// Stages a new changeset and commits it (along with any other previously staged changes) to
+    /// the persistence backend
+    ///
+    /// Convience method for calling [`stage`] and then [`commit`].
+    ///
+    /// [`stage`]: Self::stage
+    /// [`commit`]: Self::commit
+    pub fn stage_and_commit(&mut self, changeset: C) -> Result<Option<C>, B::WriteError> {
+        self.stage(changeset);
+        self.commit()
+    }
 }
 
 /// A persistence backend for [`Persist`].

diff --git a/example-crates/example_bitcoind_rpc_polling/src/main.rs b/example-crates/example_bitcoind_rpc_polling/src/main.rs
index 449242e41fccf543ceaf1e9c5254b024a8917deb..553dc28bbb5ea476d5dc8a9a146e6f8c1f01e28e 100644 (file)
--- a/example-crates/example_bitcoind_rpc_polling/src/main.rs
+++ b/example-crates/example_bitcoind_rpc_polling/src/main.rs
@@ -147,7 +147,7 @@ fn main() -> anyhow::Result<()> {
     let rpc_cmd = match args.command {
         example_cli::Commands::ChainSpecific(rpc_cmd) => rpc_cmd,
         general_cmd => {
-            let res = example_cli::handle_commands(
+            return example_cli::handle_commands(
                 &graph,
                 &db,
                 &chain,
@@ -160,8 +160,6 @@ fn main() -> anyhow::Result<()> {
                 },
                 general_cmd,
             );
-            db.lock().unwrap().commit()?;
-            return res;
         }
     };
 

diff --git a/example-crates/example_cli/src/lib.rs b/example-crates/example_cli/src/lib.rs
index aa52b46d78d716fc4c3a5cb569c66b3f1037bfa9..cfc499a063e5652d9a812f080a452c28e0f27ef9 100644 (file)
--- a/example-crates/example_cli/src/lib.rs
+++ b/example-crates/example_cli/src/lib.rs
@@ -457,11 +457,10 @@ where
 
                     let ((spk_i, spk), index_changeset) = spk_chooser(index, &Keychain::External);
                     let db = &mut *db.lock().unwrap();
-                    db.stage(C::from((
+                    db.stage_and_commit(C::from((
                         local_chain::ChangeSet::default(),
                         indexed_tx_graph::ChangeSet::from(index_changeset),
-                    )));
-                    db.commit()?;
+                    )))?;
                     let addr =
                         Address::from_script(spk, network).context("failed to derive address")?;
                     println!("[address @ {}] {}", spk_i, addr);
@@ -601,11 +600,10 @@ where
                     // If we're unable to persist this, then we don't want to broadcast.
                     {
                         let db = &mut *db.lock().unwrap();
-                        db.stage(C::from((
+                        db.stage_and_commit(C::from((
                             local_chain::ChangeSet::default(),
                             indexed_tx_graph::ChangeSet::from(index_changeset),
-                        )));
-                        db.commit()?;
+                        )))?;
                     }
 
                     // We don't want other callers/threads to use this address while we're using it
@@ -627,10 +625,10 @@ where
                     // We know the tx is at least unconfirmed now. Note if persisting here fails,
                     // it's not a big deal since we can always find it again form
                     // blockchain.
-                    db.lock().unwrap().stage(C::from((
+                    db.lock().unwrap().stage_and_commit(C::from((
                         local_chain::ChangeSet::default(),
                         keychain_changeset,
-                    )));
+                    )))?;
                     Ok(())
                 }
                 Err(e) => {

diff --git a/example-crates/example_electrum/src/main.rs b/example-crates/example_electrum/src/main.rs
index e7545f057099d477908347687c6d2cc035829fe3..ccd17a704fb0e4eeea50e7e396b10d88eb63701c 100644 (file)
--- a/example-crates/example_electrum/src/main.rs
+++ b/example-crates/example_electrum/src/main.rs
@@ -122,7 +122,7 @@ fn main() -> anyhow::Result<()> {
     let electrum_cmd = match &args.command {
         example_cli::Commands::ChainSpecific(electrum_cmd) => electrum_cmd,
         general_cmd => {
-            let res = example_cli::handle_commands(
+            return example_cli::handle_commands(
                 &graph,
                 &db,
                 &chain,
@@ -135,9 +135,6 @@ fn main() -> anyhow::Result<()> {
                 },
                 general_cmd.clone(),
             );
-
-            db.lock().unwrap().commit()?;
-            return res;
         }
     };
 

diff --git a/example-crates/example_esplora/src/main.rs b/example-crates/example_esplora/src/main.rs
index 298532cb6dbf728dd3bf06813e415878ebae05fd..b4dabea7ab65d417d1374da7160629677b8a15ed 100644 (file)
--- a/example-crates/example_esplora/src/main.rs
+++ b/example-crates/example_esplora/src/main.rs
@@ -125,7 +125,7 @@ fn main() -> anyhow::Result<()> {
         example_cli::Commands::ChainSpecific(esplora_cmd) => esplora_cmd,
         // These are general commands handled by example_cli. Execute the cmd and return.
         general_cmd => {
-            let res = example_cli::handle_commands(
+            return example_cli::handle_commands(
                 &graph,
                 &db,
                 &chain,
@@ -140,9 +140,6 @@ fn main() -> anyhow::Result<()> {
                 },
                 general_cmd.clone(),
             );
-
-            db.lock().unwrap().commit()?;
-            return res;
         }
     };