ref(relay): Fix rust beta lints

relay-pii/src/attachments.rs

@@ -473,7 +473,7 @@ impl<'a> PiiAttachmentsProcessor<'a> {
 
     /// Scrub a filepath, preserving the basename.
     pub fn scrub_utf8_filepath(&self, path: &mut str, state: &ProcessingState<'_>) -> bool {
-        if let Some(index) = path.rfind(|c| c == '/' || c == '\\') {
+        if let Some(index) = path.rfind(['/', '\\']) {
             let data = unsafe { &mut path.as_bytes_mut()[..index] };
             self.scrub_bytes(data, state, ScrubEncodings::Utf8)
         } else {

relay-pii/src/legacy.rs

@@ -73,12 +73,11 @@ impl DataScrubbingConfig {
     /// Like [`pii_config`](Self::pii_config) but without internal caching.
     #[inline]
     pub fn pii_config_uncached(&self) -> Result<Option<PiiConfig>, PiiConfigError> {
-        convert::to_pii_config(self).map_err(|e| {
+        convert::to_pii_config(self).inspect_err(|e| {
             relay_log::error!(
-                error = &e as &dyn std::error::Error,
+                error = e as &dyn std::error::Error,
                 "failed to convert datascrubbing config"
             );
-            e
         })
     }
 }

relay-pii/src/processor.rs

@@ -174,7 +174,7 @@ impl<'a> Processor for PiiProcessor<'a> {
         // string. If we decide that we need to preserve anything other than suffixes all PII
         // tooltips/annotations are potentially wrong.
 
-        if let Some(index) = value.rfind(|c| c == '/' || c == '\\') {
+        if let Some(index) = value.rfind(['/', '\\']) {
             let basename = value.split_off(index);
             match self.process_string(value, meta, state) {
                 Ok(()) => value.push_str(&basename),