chore(deps): Bump to Rust 1.72.0

Tiltfile

@@ -7,7 +7,7 @@ load('ext://helm_resource', 'helm_resource', 'helm_repo')
 docker_build(
     ref='timberio/vector',
     context='.',
-    build_args={'RUST_VERSION': '1.71.1'},
+    build_args={'RUST_VERSION': '1.72.0'},
     dockerfile='tilt/Dockerfile'
     )
 

lib/prometheus-parser/src/lib.rs

@@ -468,7 +468,7 @@ mod test {
 
     #[test]
     fn test_parse_text() {
-        let input = r##"
+        let input = r#"
             # HELP http_requests_total The total number of HTTP requests.
             # TYPE http_requests_total counter
             http_requests_total{method="post",code="200"} 1027 1395066363000
@@ -512,7 +512,7 @@ mod test {
             rpc_duration_seconds{quantile="0.99"} 76656
             rpc_duration_seconds_sum 1.7560473e+07
             rpc_duration_seconds_count 4.588206224e+09
-            "##;
+            "#;
         let output = parse_text(input).unwrap();
         assert_eq!(output.len(), 7);
         match_group!(output[0], "http_requests_total", Counter => |metrics: &MetricMap<SimpleMetric>| {
@@ -651,7 +651,7 @@ mod test {
 
     #[test]
     fn test_errors() {
-        let input = r##"name{registry="default" content_type="html"} 1890"##;
+        let input = r#"name{registry="default" content_type="html"} 1890"#;
         let error = parse_text(input).unwrap_err();
         assert!(matches!(
             error,
@@ -681,7 +681,7 @@ mod test {
             }
         ));
 
-        let input = r##"name{registry="} 1890"##;
+        let input = r#"name{registry="} 1890"#;
         let error = parse_text(input).unwrap_err();
         assert!(matches!(
             error,

lib/prometheus-parser/src/line.rs

@@ -412,7 +412,7 @@ mod test {
         assert_eq!(left, tail);
         assert_eq!(r, "");
 
-        let input = wrap(r#"a\\ asdf"#);
+        let input = wrap(r"a\\ asdf");
         let (left, r) = Metric::parse_escaped_string(&input).unwrap();
         assert_eq!(left, tail);
         assert_eq!(r, "a\\ asdf");
@@ -427,7 +427,7 @@ mod test {
         assert_eq!(left, tail);
         assert_eq!(r, "\"\\\n");
 
-        let input = wrap(r#"\\n"#);
+        let input = wrap(r"\\n");
         let (left, r) = Metric::parse_escaped_string(&input).unwrap();
         assert_eq!(left, tail);
         assert_eq!(r, "\\n");
@@ -671,7 +671,7 @@ mod test {
 
     #[test]
     fn test_parse_line() {
-        let input = r##"
+        let input = r#"
             # HELP http_requests_total The total number of HTTP requests.
             # TYPE http_requests_total counter
             http_requests_total{method="post",code="200"} 1027 1395066363000
@@ -708,7 +708,7 @@ mod test {
             rpc_duration_seconds{quantile="0.99"} 76656
             rpc_duration_seconds_sum 1.7560473e+07
             rpc_duration_seconds_count 2693
-            "##;
+            "#;
         assert!(input.lines().map(Line::parse).all(|r| r.is_ok()));
     }
 }

lib/vector-buffers/src/test/helpers.rs

@@ -40,6 +40,11 @@ macro_rules! await_timeout {
     }};
 }
 
+/// Run a future with a temporary directory.
+///
+/// # Panics
+///
+/// Will panic if function cannot create a temp directory.
 pub async fn with_temp_dir<F, Fut, V>(f: F) -> V
 where
     F: FnOnce(&Path) -> Fut,

lib/vector-buffers/src/test/messages.rs

@@ -33,6 +33,7 @@ macro_rules! message_wrapper {
         }
 
         impl EventCount for $id {
+            #[allow(clippy::redundant_closure_call)]
             fn event_count(&self) -> usize {
                 usize::try_from($event_count(self)).unwrap_or(usize::MAX)
             }

lib/vector-buffers/src/test/variant.rs

@@ -72,7 +72,7 @@ impl Variant {
         let (sender, receiver) = builder
             .build(String::from("benches"), Span::none())
             .await
-            .expect("topology build should not fail");
+            .unwrap_or_else(|_| unreachable!("topology build should not fail"));
 
         (sender, receiver)
     }

lib/vector-buffers/src/topology/acks.rs

@@ -208,6 +208,10 @@ where
     ///
     /// Acknowledgements should be given by the caller to update the acknowledgement state before
     /// trying to get any eligible markers.
+    ///
+    /// # Panics
+    ///
+    /// Will panic if adding ack amount overflows.
     pub fn add_acknowledgements(&mut self, amount: N) {
         self.unclaimed_acks = self
             .unclaimed_acks
@@ -315,6 +319,10 @@ where
     ///
     /// When other pending markers are present, and the given ID is logically behind the next
     /// expected marker ID, `Err(MarkerError::MonotonicityViolation)` is returned.
+    ///
+    /// # Panics
+    ///
+    /// Panics if pending markers is empty when last pending marker is an unknown size.
     pub fn add_marker(
         &mut self,
         id: N,
@@ -341,7 +349,7 @@ where
                 let last_marker = self
                     .pending_markers
                     .back_mut()
-                    .expect("pending markers should not be empty");
+                    .unwrap_or_else(|| unreachable!("pending markers should not be empty"));
 
                 last_marker.len = PendingMarkerLength::Assumed(len);
             }
@@ -425,13 +433,15 @@ where
                 let PendingMarker { id, data, .. } = self
                     .pending_markers
                     .pop_front()
-                    .expect("pending markers cannot be empty");
+                    .unwrap_or_else(|| unreachable!("pending markers cannot be empty"));
 
                 if acks_to_claim > N::min_value() {
                     self.unclaimed_acks = self
                         .unclaimed_acks
                         .checked_sub(&acks_to_claim)
-                        .expect("should not be able to claim more acks than are unclaimed");
+                        .unwrap_or_else(|| {
+                            unreachable!("should not be able to claim more acks than are unclaimed")
+                        });
                 }
 
                 self.acked_marker_id = id.wrapping_add(&len.len());

lib/vector-buffers/src/topology/builder.rs

@@ -183,6 +183,8 @@ impl<T: Bufferable> TopologyBuilder<T> {
     /// This is a convenience method for `vector` as it is used for inter-transform channels, and we
     /// can simplifying needing to require callers to do all the boilerplate to create the builder,
     /// create the stage, installing buffer usage metrics that aren't required, and so on.
+    ///
+    #[allow(clippy::print_stderr)]
     pub async fn standalone_memory(
         max_events: NonZeroUsize,
         when_full: WhenFull,
@@ -193,7 +195,7 @@ impl<T: Bufferable> TopologyBuilder<T> {
         let (sender, receiver) = memory_buffer
             .into_buffer_parts(usage_handle.clone())
             .await
-            .expect("should not fail to directly create a memory buffer");
+            .unwrap_or_else(|_| unreachable!("should not fail to directly create a memory buffer"));
 
         let mode = match when_full {
             WhenFull::Overflow => WhenFull::Block,
@@ -228,7 +230,7 @@ impl<T: Bufferable> TopologyBuilder<T> {
         let (sender, receiver) = memory_buffer
             .into_buffer_parts(usage_handle.clone())
             .await
-            .expect("should not fail to directly create a memory buffer");
+            .unwrap_or_else(|_| unreachable!("should not fail to directly create a memory buffer"));
 
         let mode = match when_full {
             WhenFull::Overflow => WhenFull::Block,

lib/vector-buffers/src/topology/channel/limited_queue.rs

@@ -107,14 +107,15 @@ impl<T: Bufferable> LimitedSender<T> {
             .limiter
             .clone()
             .acquire_many_owned(permits_required)
-            .await else {
-            return Err(SendError(item))
+            .await
+        else {
+            return Err(SendError(item));
         };
 
         self.inner
             .data
             .push((permits, item))
-            .expect("acquired permits but channel reported being full");
+            .unwrap_or_else(|_| unreachable!("acquired permits but channel reported being full"));
         self.inner.read_waker.notify_one();
 
         trace!("Sent item.");
@@ -130,6 +131,10 @@ impl<T: Bufferable> LimitedSender<T> {
     /// `Err(TrySendError::Disconnected)` be returned with the given `item`. If the channel has
     /// insufficient capacity for the item, then `Err(TrySendError::InsufficientCapacity)` will be
     /// returned with the given `item`.
+    ///
+    /// # Panics
+    ///
+    /// Will panic if adding ack amount overflows.
     pub fn try_send(&mut self, item: T) -> Result<(), TrySendError<T>> {
         // Calculate how many permits we need, and try to acquire them all without waiting.
         let permits_required = self.get_required_permits_for_item(&item);
@@ -151,7 +156,7 @@ impl<T: Bufferable> LimitedSender<T> {
         self.inner
             .data
             .push((permits, item))
-            .expect("acquired permits but channel reported being full");
+            .unwrap_or_else(|_| unreachable!("acquired permits but channel reported being full"));
         self.inner.read_waker.notify_one();
 
         trace!("Attempt to send item succeeded.");

lib/vector-buffers/src/topology/channel/sender.rs

@@ -201,7 +201,7 @@ impl<T: Bufferable> BufferSender<T> {
                     sent_to_base = false;
                     self.overflow
                         .as_mut()
-                        .expect("overflow must exist")
+                        .unwrap_or_else(|| unreachable!("overflow must exist"))
                         .send(item)
                         .await?;
                 }

lib/vector-buffers/src/variants/disk_v2/common.rs

@@ -348,7 +348,7 @@ where
             return Err(BuildError::InvalidParameter {
                 param_name: "max_record_size",
                 reason: "must be less than 2^64 bytes".to_string(),
-            })
+            });
         };
 
         if max_record_size_converted > max_data_file_size {

lib/vector-buffers/src/variants/disk_v2/ledger.rs

@@ -735,6 +735,6 @@ where
             )
             .field("writer_done", &self.writer_done.load(Ordering::Acquire))
             .field("last_flush", &self.last_flush.load())
-            .finish()
+            .finish_non_exhaustive()
     }
 }

lib/vector-buffers/src/variants/disk_v2/reader.rs

@@ -855,7 +855,7 @@ where
                         // If there's an error decoding the item, just fall back to the slow path,
                         // because this file might actually be where we left off, so we don't want
                         // to incorrectly skip ahead or anything.
-                        break
+                        break;
                     };
 
                     // We have to remove 1 from the event count here because otherwise the ID would

lib/vector-buffers/src/variants/disk_v2/tests/model/record.rs

@@ -80,7 +80,7 @@ impl fmt::Debug for Record {
             .field("event_count", &self.event_count)
             .field("encoded_len", &self.encoded_len())
             .field("archived_len", &self.archived_len())
-            .finish()
+            .finish_non_exhaustive()
     }
 }
 

lib/vector-common/src/event_test_util.rs

@@ -15,7 +15,7 @@ pub fn contains_name_once(pattern: &str) -> Result<(), String> {
     EVENTS_RECORDED.with(|events| {
         let mut n_events = 0;
         let mut names = String::new();
-        for event in events.borrow().iter() {
+        for event in &*events.borrow() {
             if event.ends_with(pattern) {
                 if n_events > 0 {
                     names.push_str(", ");
@@ -44,7 +44,7 @@ pub fn clear_recorded_events() {
 #[allow(clippy::print_stdout)]
 pub fn debug_print_events() {
     EVENTS_RECORDED.with(|events| {
-        for event in events.borrow().iter() {
+        for event in &*events.borrow() {
             println!("{event}");
         }
     });

lib/vector-common/src/finalization.rs

@@ -76,7 +76,7 @@ impl EventFinalizers {
 
     /// Merges the event finalizers from `other` into the collection.
     pub fn merge(&mut self, other: Self) {
-        self.0.extend(other.0.into_iter());
+        self.0.extend(other.0);
     }
 
     /// Updates the status of all event finalizers in the collection.

lib/vector-config-common/src/schema/json_schema.rs

@@ -563,7 +563,7 @@ impl<T: Clone> Extend<T> for SingleOrVec<T> {
     fn extend<I: IntoIterator<Item = T>>(&mut self, iter: I) {
         match self {
             Self::Single(item) => {
-                *self = Self::Vec(iter::once(*item.clone()).chain(iter.into_iter()).collect());
+                *self = Self::Vec(iter::once(*item.clone()).chain(iter).collect());
             }
             Self::Vec(items) => items.extend(iter),
         }

lib/vector-config-macros/src/ast/mod.rs

@@ -4,7 +4,7 @@ use serde_derive_internals::{ast as serde_ast, attr as serde_attr};
 
 mod container;
 mod field;
-pub(self) mod util;
+mod util;
 mod variant;
 
 pub use container::Container;

lib/vector-config/src/schema/visitors/merge.rs

@@ -128,11 +128,7 @@ fn merge_schema_instance_type(
     source: Option<&SingleOrVec<InstanceType>>,
 ) {
     merge_optional_with(destination, source, |existing, new| {
-        let mut deduped = existing
-            .into_iter()
-            .chain(new.into_iter())
-            .cloned()
-            .collect::<Vec<_>>();
+        let mut deduped = existing.into_iter().chain(new).cloned().collect::<Vec<_>>();
         deduped.dedup();
 
         *existing = deduped.into();

lib/vector-config/src/schema/visitors/mod.rs

@@ -5,7 +5,7 @@ pub mod scoped_visit;
 mod unevaluated;
 
 #[cfg(test)]
-pub(self) mod test;
+mod test;
 
 pub use self::human_name::GenerateHumanFriendlyNameVisitor;
 pub use self::inline_single::InlineSingleUseReferencesVisitor;

lib/vector-core/src/config/log_schema.rs

@@ -120,6 +120,10 @@ impl LogSchema {
     ///
     /// This should only be used where the result will either be cached,
     /// or performance isn't critical, since this requires memory allocation.
+    ///
+    /// # Panics
+    ///
+    /// Panics if the path in `self.message_key` is invalid.
     pub fn owned_message_path(&self) -> OwnedTargetPath {
         self.message_key
             .path

lib/vector-core/src/event/discriminant.rs

@@ -145,13 +145,13 @@ fn hash_f64<H: Hasher>(hasher: &mut H, value: f64) {
 }
 
 fn hash_array<H: Hasher>(hasher: &mut H, array: &[Value]) {
-    for val in array.iter() {
+    for val in array {
         hash_value(hasher, val);
     }
 }
 
 fn hash_map<H: Hasher>(hasher: &mut H, map: &BTreeMap<String, Value>) {
-    for (key, val) in map.iter() {
+    for (key, val) in map {
         hasher.write(key.as_bytes());
         hash_value(hasher, val);
     }

lib/vector-core/src/event/log_event.rs

@@ -476,7 +476,7 @@ impl LogEvent {
         for field in fields {
             let field_path = event_path!(field.as_ref());
             let Some(incoming_val) = incoming.remove(field_path) else {
-                continue
+                continue;
             };
             match self.get_mut(field_path) {
                 None => {

lib/vector-core/src/event/lua/event.rs

@@ -41,7 +41,7 @@ impl<'a> FromLua<'a> for Event {
                 from: value.type_name(),
                 to: "Event",
                 message: Some("Event should be a Lua table".to_string()),
-            })
+            });
         };
         match (table.raw_get("log")?, table.raw_get("metric")?) {
             (LuaValue::Table(log), LuaValue::Nil) => {

lib/vector-core/src/event/lua/util.rs

@@ -41,6 +41,10 @@ pub fn table_is_timestamp(t: &LuaTable<'_>) -> LuaResult<bool> {
 /// # Errors
 ///
 /// This function will fail if the table is malformed.
+///
+/// # Panics
+///
+/// Panics if the resulting timestamp is invalid.
 #[allow(clippy::needless_pass_by_value)] // constrained by mlua types
 pub fn table_to_timestamp(t: LuaTable<'_>) -> LuaResult<DateTime<Utc>> {
     let year = t.raw_get("year")?;