style: fix lints from Rust 1.87 (#1063)

* style: allow clippy::large_enum_variant

* style: fix clippy::double_ended_iterator_last

* style: fix clippy::io_other_error

Author: morrisonlevi

builder/src/arch/apple.rs

@@ -18,7 +18,7 @@ pub const RUSTFLAGS: [&str; 2] = ["-C", "relocation-model=pic"];
 
 pub fn fix_rpath(lib_path: &str) {
     if REMOVE_RPATH {
-        let lib_name = lib_path.split('/').last().unwrap();
+        let lib_name = lib_path.split('/').next_back().unwrap();
 
         let exit_status = Command::new("install_name_tool")
             .arg("-id")

datadog-live-debugger/src/probe_defs.rs

@@ -151,6 +151,7 @@ pub struct ServiceConfiguration {
     pub sampling_snapshots_per_second: u32,
 }
 
+#[allow(clippy::large_enum_variant)]
 #[derive(Debug)]
 pub enum LiveDebuggingData {
     Probe(Probe),

datadog-sidecar/src/shm_remote_config.rs

@@ -400,6 +400,7 @@ pub struct RemoteConfigManager {
     pub current_runtime_id: String,
 }
 
+#[allow(clippy::large_enum_variant)]
 #[derive(Debug)]
 pub enum RemoteConfigUpdate {
     None,

spawn_worker/src/unix/spawn.rs

@@ -134,21 +134,15 @@ impl Target {
         let default_method = SpawnMethod::Exec;
 
         let target_path = match self {
-            Target::Entrypoint(e) => e.get_fs_path().ok_or_else(|| {
-                std::io::Error::new(
-                    std::io::ErrorKind::Other,
-                    "can't find the entrypoint's target path",
-                )
-            }),
+            Target::Entrypoint(e) => e
+                .get_fs_path()
+                .ok_or_else(|| std::io::Error::other("can't find the entrypoint's target path")),
             Target::ManualTrampoline(p, _) => Ok(std::path::PathBuf::from(p)),
             Target::Noop => return Ok(default_method),
         }?;
-        let target_filename = target_path.file_name().ok_or_else(|| {
-            std::io::Error::new(
-                std::io::ErrorKind::Other,
-                "can't extract actual target filename",
-            )
-        })?;
+        let target_filename = target_path
+            .file_name()
+            .ok_or_else(|| std::io::Error::other("can't extract actual target filename"))?;
 
         // simple heuristic that should cover most cases
         // if both executable path and target's entrypoint path end up having the same filenames