Deny undocumented unsafe blocks

Cargo.toml

@@ -38,6 +38,9 @@ categories = ["game-development", "network-programming"]
 edition.workspace = true
 exclude = ["docs", "build", "examples", "image"]
 
+[lints]
+workspace = true
+
 [[bench]]
 name = "read_write"
 harness = false
@@ -227,3 +230,6 @@ fixedstr = { version = "0.5", features = ["flex-str"] }
 parking_lot = "0.12.1"
 schemars = { version = "0.8.15", features = ["bytes", "url"] }
 url = { version = "2.4.1", features = ["serde"] }
+
+[workspace.lints.clippy]
+undocumented_unsafe_blocks = "deny"

crates/agones/Cargo.toml

@@ -23,6 +23,9 @@ license = "Apache-2.0"
 description = "End to end integration tests to be run against a Kubernetes cluster with Agones installed"
 readme = "README.md"
 
+[lints]
+workspace = true
+
 [dependencies]
 base64.workspace = true
 futures.workspace = true

crates/macros/Cargo.toml

@@ -30,7 +30,8 @@ edition = "2018"
 [lib]
 proc-macro = true
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+[lints]
+workspace = true
 
 [dependencies]
 proc-macro2 = "1.0.58"

crates/quilkin-proto/Cargo.toml

@@ -20,7 +20,8 @@ version = "0.1.0"
 edition.workspace = true
 license.workspace = true
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+[lints]
+workspace = true
 
 [dependencies]
 prost.workspace = true

crates/test/Cargo.toml

@@ -20,6 +20,9 @@ version = "0.1.0"
 edition = "2021"
 publish = false
 
+[lints]
+workspace = true
+
 [dependencies]
 async-channel.workspace = true
 once_cell.workspace = true

src/components/proxy/io_uring_shared.rs

@@ -715,6 +715,7 @@ mod test {
     /// triggers the completion of the I/O request
     #[test]
     #[cfg(target_os = "linux")]
+    #[allow(clippy::undocumented_unsafe_blocks)]
     fn eventfd_works_as_expected() {
         let mut event = EventFd::new().unwrap();
         let event_writer = event.writer();

src/metrics.rs

@@ -288,6 +288,7 @@ mod test {
         let mut asn = [0u8; 10];
         let len = super::itoa(num, &mut asn);
 
+        // SAFETY: itoa only writes ASCII
         let asn_str = unsafe { std::str::from_utf8_unchecked(&asn[..len as _]) };
 
         assert_eq!(asn_str, exp);