DOC Rustfmt works.

TEST Added test to reassure myself that Arc copies of the storage pool
     are working as planned.

server/nm-store/Makefile

@@ -0,0 +1,15 @@
+.PHONY: all
+all: help
+
+.PHONY: help
+help:
+	@M=$$(perl -ne 'm/((\w|-)*):.*##/ && print length($$1)."\n"' Makefile | \
+		sort -nr | head -1) && \
+		perl -ne "m/^((\w|-)*):.*##\s*(.*)/ && print(sprintf(\"%s: %s\t%s\n\", \$$1, \" \"x($$M-length(\$$1)), \$$3))" Makefile
+
+# This is necessary because I'm trying hard not to use
+# any `nightly` features.  But rustfmt is likely to be
+# a `nightly-only` feature for a long time to come, so
+# this is my hack.
+fmt:  ## Format the code, using the most modern version of rustfmt
+	rustup run nightly cargo fmt

server/nm-store/src/lib.rs

@@ -2,36 +2,43 @@ mod errors;
 mod store;
 mod structs;
 
-pub use crate::store::NoteStore;
 pub use crate::errors::NoteStoreError;
-
+pub use crate::store::NoteStore;
 
 #[cfg(test)]
 mod tests {
-	use super::*;
-	use tokio;
+    use super::*;
+    use tokio;
 
-	async fn fresh_inmemory_database() -> NoteStore {
-		let storagepool = NoteStore::new("sqlite://:memory:").await;
-		assert!(storagepool.is_ok());
-		let storagepool = storagepool.unwrap();
-		assert!(storagepool.reset_database().await.is_ok());
-		storagepool
-	}
-	
-	#[tokio::test(threaded_scheduler)]
+    async fn fresh_inmemory_database() -> NoteStore {
+        let storagepool = NoteStore::new("sqlite://:memory:").await;
+        assert!(storagepool.is_ok());
+        let storagepool = storagepool.unwrap();
+        assert!(storagepool.reset_database().await.is_ok());
+        storagepool
+    }
+
+    #[tokio::test(threaded_scheduler)]
     async fn fetching_unfound_page_works() {
-		let storagepool = fresh_inmemory_database().await;
-		let unfoundpage = storagepool.fetch_page("nonexistent-page").await;
-		assert!(unfoundpage.is_err());
+        let storagepool = fresh_inmemory_database().await;
+        let unfoundpage = storagepool.fetch_page("nonexistent-page").await;
+        assert!(unfoundpage.is_err());
     }
 
-	#[tokio::test(threaded_scheduler)]
+    #[tokio::test(threaded_scheduler)]
     async fn fetching_unfound_note_works() {
-		let storagepool = fresh_inmemory_database().await;
-		let unfoundnote = storagepool.fetch_note("nonexistent-note").await;
-		assert!(unfoundnote.is_err());
+        let storagepool = fresh_inmemory_database().await;
+        let unfoundnote = storagepool.fetch_note("nonexistent-note").await;
+        assert!(unfoundnote.is_err());
     }
 
-
+    #[tokio::test(threaded_scheduler)]
+    async fn cloning_storagepool_is_ok() {
+        let storagepool = fresh_inmemory_database().await;
+        let storagepool2 = storagepool.clone();
+        let unfoundnote = storagepool2.fetch_note("nonexistent-note").await;
+        assert!(unfoundnote.is_err());
+        let unfoundnote = storagepool.fetch_note("nonexistent-note").await;
+        assert!(unfoundnote.is_err());
+    }
 }

server/nm-store/src/store.rs

@@ -1,8 +1,8 @@
+use crate::errors::NoteStoreError;
+use crate::structs::{RawNote, RawPage};
 use sqlx;
 use sqlx::sqlite::SqlitePool;
 use std::sync::Arc;
-use crate::errors::NoteStoreError;
-use crate::structs::{RawPage, RawNote};
 
 /// A handle to our Sqlite database.
 #[derive(Clone)]
@@ -12,35 +12,26 @@ type NoteResult<T> = core::result::Result<T, NoteStoreError>;
 type SqlResult<T> = sqlx::Result<T>;
 
 impl NoteStore {
-	pub async fn new(url: &str) -> NoteResult<Self> {
-		let pool = SqlitePool::connect(url).await?;
-		Ok(NoteStore(Arc::new(pool)))
-	}
+    pub async fn new(url: &str) -> NoteResult<Self> {
+        let pool = SqlitePool::connect(url).await?;
+        Ok(NoteStore(Arc::new(pool)))
+    }
 
-	/// This will erase all the data in the database.  Only use this
-	/// if you're sure that's what you want.
-	pub async fn reset_database(&self) -> NoteResult<()> {
-		let initialize_sql = include_str!("sql/initialize_database.sql");
-		sqlx::query(initialize_sql)
-			.execute(&*self.0)
-			.await?;
-		Ok(())
-	}
+    /// This will erase all the data in the database.  Only use this
+    /// if you're sure that's what you want.
+    pub async fn reset_database(&self) -> NoteResult<()> {
+        let initialize_sql = include_str!("sql/initialize_database.sql");
+        sqlx::query(initialize_sql).execute(&*self.0).await?;
+        Ok(())
+    }
 
-	pub async fn fetch_page(&self, id: &str) -> SqlResult<RawPage> {
-		let select_one_page_sql = include_str!("sql/select_one_page.sql");
-		sqlx::query_as(select_one_page_sql)
-            .bind(&id)
-            .fetch_one(&*self.0)
-            .await
-	}
-
-	pub async fn fetch_note(&self, id: &str) -> SqlResult<RawNote> {
-		let select_one_note_sql = include_str!("sql/select_one_note.sql");
-		sqlx::query_as(select_one_note_sql)
-            .bind(&id)
-            .fetch_one(&*self.0)
-            .await
-	}
+    pub async fn fetch_page(&self, id: &str) -> SqlResult<RawPage> {
+        let select_one_page_sql = include_str!("sql/select_one_page.sql");
+        sqlx::query_as(select_one_page_sql).bind(&id).fetch_one(&*self.0).await
+    }
 
+    pub async fn fetch_note(&self, id: &str) -> SqlResult<RawNote> {
+        let select_one_note_sql = include_str!("sql/select_one_note.sql");
+        sqlx::query_as(select_one_note_sql).bind(&id).fetch_one(&*self.0).await
+    }
 }