refactor: clippy suggestions

scsibug · Mar 28, 2024 · 39a3a25 · 39a3a25
1 parent 44c6e3d
commit 39a3a25
Show file tree

Hide file tree

Showing 10 changed files with 42 additions and 43 deletions.
diff --git a/src/bin/bulkloader.rs b/src/bin/bulkloader.rs
@@ -143,7 +143,7 @@ fn write_event(tx: &Transaction, e: Event) -> Result<usize> {
     let event_id = tx.last_insert_rowid();
     // look at each event, and each tag, creating new tag entries if appropriate.
     for t in e.tags.iter().filter(|x| x.len() > 1) {
-        let tagname = t.get(0).unwrap();
+        let tagname = t.first().unwrap();
         let tagnamechar_opt = single_char_tagname(tagname);
         if tagnamechar_opt.is_none() {
             continue;

diff --git a/src/conn.rs b/src/conn.rs
@@ -185,10 +185,10 @@ impl ClientConn {
                 let mut relay: Option<&str> = None;
 
                 for tag in &event.tags {
-                    if tag.len() == 2 && tag.get(0) == Some(&"challenge".into()) {
+                    if tag.len() == 2 && tag.first() == Some(&"challenge".into()) {
                         challenge = tag.get(1).map(|x| x.as_str());
                     }
-                    if tag.len() == 2 && tag.get(0) == Some(&"relay".into()) {
+                    if tag.len() == 2 && tag.first() == Some(&"relay".into()) {
                         relay = tag.get(1).map(|x| x.as_str());
                     }
                 }

diff --git a/src/event.rs b/src/event.rs
@@ -160,11 +160,11 @@ impl Event {
             .tags
             .iter()
             .filter(|x| !x.is_empty())
-            .filter(|x| x.get(0).unwrap() == "expiration")
+            .filter(|x| x.first().unwrap() == "expiration")
             .map(|x| x.get(1).unwrap_or(&default))
             .take(1)
             .collect();
-        let val_first = dvals.get(0);
+        let val_first = dvals.first();
         val_first.and_then(|t| t.parse::<u64>().ok())
     }
 
@@ -192,11 +192,11 @@ impl Event {
                 .tags
                 .iter()
                 .filter(|x| !x.is_empty())
-                .filter(|x| x.get(0).unwrap() == "d")
+                .filter(|x| x.first().unwrap() == "d")
                 .map(|x| x.get(1).unwrap_or(&default))
                 .take(1)
                 .collect();
-            let dval_first = dvals.get(0);
+            let dval_first = dvals.first();
             match dval_first {
                 Some(_) => dval_first.map(|x| x.to_string()),
                 None => Some(default),
@@ -232,7 +232,7 @@ impl Event {
             .tags
             .iter()
             .filter(|x| x.len() == 4)
-            .filter(|x| x.get(0).unwrap() == "delegation")
+            .filter(|x| x.first().unwrap() == "delegation")
             .take(1)
             .next()?
             .clone(); // get first tag
@@ -277,15 +277,15 @@ impl Event {
         let mut idx: HashMap<char, HashSet<String>> = HashMap::new();
         // iterate over tags that have at least 2 elements
         for t in self.tags.iter().filter(|x| x.len() > 1) {
-            let tagname = t.get(0).unwrap();
+            let tagname = t.first().unwrap();
             let tagnamechar_opt = single_char_tagname(tagname);
             if tagnamechar_opt.is_none() {
                 continue;
             }
             let tagnamechar = tagnamechar_opt.unwrap();
             let tagval = t.get(1).unwrap();
             // ensure a vector exists for this tag
-            idx.entry(tagnamechar).or_insert_with(HashSet::new);
+            idx.entry(tagnamechar).or_default();
             // get the tag vec and insert entry
             let idx_tag_vec = idx.get_mut(&tagnamechar).expect("could not get tag vector");
             idx_tag_vec.insert(tagval.clone());
@@ -310,7 +310,7 @@ impl Event {
         self.tags
             .iter()
             .filter(|x| x.len() > 1)
-            .filter(|x| x.get(0).unwrap() == tag_name)
+            .filter(|x| x.first().unwrap() == tag_name)
             .map(|x| x.get(1).unwrap().clone())
             .collect()
     }

diff --git a/src/repo/postgres_migration.rs b/src/repo/postgres_migration.rs
@@ -205,7 +205,7 @@ CREATE INDEX tag_value_hex_idx ON tag USING btree (value_hex);
                 let event: Event = serde_json::from_str(&String::from_utf8(event_bytes).unwrap())?;
 
                 for t in event.tags.iter().filter(|x| x.len() > 1) {
-                    let tagname = t.get(0).unwrap();
+                    let tagname = t.first().unwrap();
                     let tagnamechar_opt = single_char_tagname(tagname);
                     if tagnamechar_opt.is_none() {
                         continue;

diff --git a/src/repo/sqlite.rs b/src/repo/sqlite.rs
@@ -993,7 +993,7 @@ fn query_from_filter(f: &ReqFilter) -> (String, Vec<Box<dyn ToSql>>, Option<Stri
         let mut auth_searches: Vec<String> = vec![];
         for auth in authvec {
             auth_searches.push("author=?".to_owned());
-            let auth_bin = hex::decode(&auth).ok();
+            let auth_bin = hex::decode(auth).ok();
             params.push(Box::new(auth_bin));
         }
         if !authvec.is_empty() {
@@ -1282,6 +1282,7 @@ pub async fn db_checkpoint_task(
 }
 
 #[derive(Debug)]
+#[allow(dead_code)]
 enum SqliteStatus {
     Ok,
     Busy,

diff --git a/src/repo/sqlite_migration.rs b/src/repo/sqlite_migration.rs
@@ -295,7 +295,7 @@ pub fn rebuild_tags(conn: &mut PooledConnection) -> Result<()> {
             let event: Event = serde_json::from_str(&event_json)?;
             // look at each event, and each tag, creating new tag entries if appropriate.
             for t in event.tags.iter().filter(|x| x.len() > 1) {
-                let tagname = t.get(0).unwrap();
+                let tagname = t.first().unwrap();
                 let tagnamechar_opt = single_char_tagname(tagname);
                 if tagnamechar_opt.is_none() {
                     continue;
@@ -325,7 +325,7 @@ pub fn rebuild_tags(conn: &mut PooledConnection) -> Result<()> {
     Ok(())
 }
 
-//// Migration Scripts
+// Migration Scripts
 
 fn mig_1_to_2(conn: &mut PooledConnection) -> Result<usize> {
     // only change is adding a hidden column to events.
@@ -461,7 +461,7 @@ fn mig_5_to_6(conn: &mut PooledConnection) -> Result<usize> {
             let event: Event = serde_json::from_str(&event_json)?;
             // look at each event, and each tag, creating new tag entries if appropriate.
             for t in event.tags.iter().filter(|x| x.len() > 1) {
-                let tagname = t.get(0).unwrap();
+                let tagname = t.first().unwrap();
                 let tagnamechar_opt = single_char_tagname(tagname);
                 if tagnamechar_opt.is_none() {
                     continue;
@@ -749,7 +749,7 @@ CREATE INDEX IF NOT EXISTS tag_covering_index ON tag(name,kind,value,created_at,
             let event: Event = serde_json::from_str(&event_json)?;
             // look at each event, and each tag, creating new tag entries if appropriate.
             for t in event.tags.iter().filter(|x| x.len() > 1) {
-                let tagname = t.get(0).unwrap();
+                let tagname = t.first().unwrap();
                 let tagnamechar_opt = single_char_tagname(tagname);
                 if tagnamechar_opt.is_none() {
                     continue;

diff --git a/src/server.rs b/src/server.rs
@@ -653,6 +653,7 @@ fn get_header_string(header: &str, headers: &HeaderMap) -> Option<String> {
 async fn ctrl_c_or_signal(mut shutdown_signal: Receiver<()>) {
     let mut term_signal = tokio::signal::unix::signal(tokio::signal::unix::SignalKind::terminate())
         .expect("could not define signal");
+    #[allow(clippy::never_loop)]
     loop {
         tokio::select! {
             _ = shutdown_signal.recv() => {

diff --git a/src/subscription.rs b/src/subscription.rs
@@ -361,7 +361,7 @@ mod tests {
         let s: Subscription = serde_json::from_str(raw_json)?;
         assert_eq!(s.id, "some-id");
         assert_eq!(s.filters.len(), 1);
-        assert_eq!(s.filters.get(0).unwrap().authors, None);
+        assert_eq!(s.filters.first().unwrap().authors, None);
         Ok(())
     }
 
@@ -425,7 +425,7 @@ mod tests {
         let s: Subscription = serde_json::from_str(raw_json)?;
         assert_eq!(s.id, "some-id");
         assert_eq!(s.filters.len(), 1);
-        let first_filter = s.filters.get(0).unwrap();
+        let first_filter = s.filters.first().unwrap();
         assert_eq!(
             first_filter.authors,
             Some(vec!("test-author-id".to_owned()))
@@ -656,11 +656,11 @@ mod tests {
         let s: Subscription = serde_json::from_str(
             r##"["REQ","xyz",{"authors":["abc", "bcd"], "since": 10, "until": 20, "limit":100, "#e": ["foo", "bar"], "#d": ["test"]}]"##,
         )?;
-        let f = s.filters.get(0);
+        let f = s.filters.first();
         let serialized = serde_json::to_string(&f)?;
         let serialized_wrapped = format!(r##"["REQ", "xyz",{}]"##, serialized);
         let parsed: Subscription = serde_json::from_str(&serialized_wrapped)?;
-        let parsed_filter = parsed.filters.get(0);
+        let parsed_filter = parsed.filters.first();
         if let Some(pf) = parsed_filter {
             assert_eq!(pf.since, Some(10));
             assert_eq!(pf.until, Some(20));
@@ -673,11 +673,11 @@ mod tests {
 
     #[test]
     fn is_scraper() -> Result<()> {
-        assert_eq!(true, serde_json::from_str::<Subscription>(r#"["REQ","some-id",{"kinds": [1984],"since": 123,"limit":1}]"#)?.is_scraper());
-        assert_eq!(true, serde_json::from_str::<Subscription>(r#"["REQ","some-id",{"kinds": [1984]},{"kinds": [1984],"authors":["aaaa"]}]"#)?.is_scraper());
-        assert_eq!(false, serde_json::from_str::<Subscription>(r#"["REQ","some-id",{"kinds": [1984],"authors":["aaaa"]}]"#)?.is_scraper());
-        assert_eq!(false, serde_json::from_str::<Subscription>(r#"["REQ","some-id",{"ids": ["aaaa"]}]"#)?.is_scraper());
-        assert_eq!(false, serde_json::from_str::<Subscription>(r##"["REQ","some-id",{"#p": ["aaaa"],"kinds":[1,4]}]"##)?.is_scraper());
+        assert!(serde_json::from_str::<Subscription>(r#"["REQ","some-id",{"kinds": [1984],"since": 123,"limit":1}]"#)?.is_scraper());
+        assert!(serde_json::from_str::<Subscription>(r#"["REQ","some-id",{"kinds": [1984]},{"kinds": [1984],"authors":["aaaa"]}]"#)?.is_scraper());
+        assert!(!serde_json::from_str::<Subscription>(r#"["REQ","some-id",{"kinds": [1984],"authors":["aaaa"]}]"#)?.is_scraper());
+        assert!(!serde_json::from_str::<Subscription>(r#"["REQ","some-id",{"ids": ["aaaa"]}]"#)?.is_scraper());
+        assert!(!serde_json::from_str::<Subscription>(r##"["REQ","some-id",{"#p": ["aaaa"],"kinds":[1,4]}]"##)?.is_scraper());
         Ok(())
     }
 }
diff --git a/tests/common/mod.rs b/tests/common/mod.rs
@@ -103,8 +103,5 @@ fn get_available_port() -> Option<u16> {
 }
 pub fn port_is_available(port: u16) -> bool {
     info!("checking on port {}", port);
-    match TcpListener::bind(("127.0.0.1", port)) {
-        Ok(_) => true,
-        Err(_) => false,
-    }
+    TcpListener::bind(("127.0.0.1", port)).is_ok()
 }
diff --git a/tests/conn.rs b/tests/conn.rs
@@ -52,7 +52,7 @@ mod tests {
         let challenge = client_conn.auth_challenge().unwrap();
         let event = auth_event(challenge);
 
-        let result = client_conn.authenticate(&event, RELAY.into());
+        let result = client_conn.authenticate(&event, RELAY);
 
         assert!(matches!(result, Ok(())));
         assert_eq!(client_conn.auth_challenge(), None);
@@ -67,7 +67,7 @@ mod tests {
         assert_eq!(client_conn.auth_pubkey(), None);
 
         let event = auth_event(&"challenge".into());
-        let result = client_conn.authenticate(&event, RELAY.into());
+        let result = client_conn.authenticate(&event, RELAY);
 
         assert!(matches!(result, Err(Error::AuthFailure)));
     }
@@ -87,14 +87,14 @@ mod tests {
         let challenge = client_conn.auth_challenge().unwrap().clone();
 
         let event = auth_event(&challenge);
-        let result = client_conn.authenticate(&event, RELAY.into());
+        let result = client_conn.authenticate(&event, RELAY);
 
         assert!(matches!(result, Ok(())));
         assert_eq!(client_conn.auth_challenge(), None);
         assert_eq!(client_conn.auth_pubkey(), Some(&event.pubkey));
 
         let event1 = auth_event(&challenge);
-        let result1 = client_conn.authenticate(&event1, RELAY.into());
+        let result1 = client_conn.authenticate(&event1, RELAY);
 
         assert!(matches!(result1, Ok(())));
         assert_eq!(client_conn.auth_challenge(), None);
@@ -118,7 +118,7 @@ mod tests {
         let mut event = auth_event(challenge);
         event.sig = event.sig.chars().rev().collect::<String>();
 
-        let result = client_conn.authenticate(&event, RELAY.into());
+        let result = client_conn.authenticate(&event, RELAY);
 
         assert!(matches!(result, Err(Error::AuthFailure)));
     }
@@ -138,7 +138,7 @@ mod tests {
         let challenge = client_conn.auth_challenge().unwrap();
         let event = auth_event_with_kind(challenge, 9999999999999999);
 
-        let result = client_conn.authenticate(&event, RELAY.into());
+        let result = client_conn.authenticate(&event, RELAY);
 
         assert!(matches!(result, Err(Error::AuthFailure)));
     }
@@ -158,7 +158,7 @@ mod tests {
         let challenge = client_conn.auth_challenge().unwrap();
         let event = auth_event_with_created_at(challenge, unix_time() - 1200); // 20 minutes
 
-        let result = client_conn.authenticate(&event, RELAY.into());
+        let result = client_conn.authenticate(&event, RELAY);
 
         assert!(matches!(result, Err(Error::AuthFailure)));
     }
@@ -178,7 +178,7 @@ mod tests {
         let challenge = client_conn.auth_challenge().unwrap();
         let event = auth_event_with_created_at(challenge, unix_time() + 1200); // 20 minutes
 
-        let result = client_conn.authenticate(&event, RELAY.into());
+        let result = client_conn.authenticate(&event, RELAY);
 
         assert!(matches!(result, Err(Error::AuthFailure)));
     }
@@ -197,7 +197,7 @@ mod tests {
 
         let event = auth_event_without_tags();
 
-        let result = client_conn.authenticate(&event, RELAY.into());
+        let result = client_conn.authenticate(&event, RELAY);
 
         assert!(matches!(result, Err(Error::AuthFailure)));
     }
@@ -216,7 +216,7 @@ mod tests {
 
         let event = auth_event_without_challenge();
 
-        let result = client_conn.authenticate(&event, RELAY.into());
+        let result = client_conn.authenticate(&event, RELAY);
 
         assert!(matches!(result, Err(Error::AuthFailure)));
     }
@@ -236,7 +236,7 @@ mod tests {
         let challenge = client_conn.auth_challenge().unwrap();
         let event = auth_event_without_relay(challenge);
 
-        let result = client_conn.authenticate(&event, RELAY.into());
+        let result = client_conn.authenticate(&event, RELAY);
 
         assert!(matches!(result, Err(Error::AuthFailure)));
     }
@@ -255,7 +255,7 @@ mod tests {
 
         let event = auth_event(&"invalid challenge".into());
 
-        let result = client_conn.authenticate(&event, RELAY.into());
+        let result = client_conn.authenticate(&event, RELAY);
 
         assert!(matches!(result, Err(Error::AuthFailure)));
     }
@@ -275,7 +275,7 @@ mod tests {
         let challenge = client_conn.auth_challenge().unwrap();
         let event = auth_event_with_relay(challenge, &"xyz".into());
 
-        let result = client_conn.authenticate(&event, RELAY.into());
+        let result = client_conn.authenticate(&event, RELAY);
 
         assert!(matches!(result, Err(Error::AuthFailure)));
     }