chore: fix clippy lints (#707)

tonic-build/src/client.rs

@@ -36,7 +36,13 @@ pub fn generate<T: Service>(
         /// Generated client implementations.
         #(#mod_attributes)*
         pub mod #client_mod {
-            #![allow(unused_variables, dead_code, missing_docs)]
+            #![allow(
+                unused_variables,
+                dead_code,
+                missing_docs,
+                // will trigger if compression is disabled
+                clippy::let_unit_value,
+            )]
             use tonic::codegen::*;
 
             #service_doc

tonic-build/src/lib.rs

@@ -284,9 +284,7 @@ fn generate_doc_comments<T: AsRef<str>>(comments: &[T]) -> TokenStream {
 pub(crate) fn match_name(pattern: &str, path: &str) -> bool {
     if pattern.is_empty() {
         false
-    } else if pattern == "." {
-        true
-    } else if pattern == path {
+    } else if pattern == "." || pattern == path {
         true
     } else {
         let pattern_segments = pattern.split('.').collect::<Vec<_>>();

tonic-build/src/server.rs

@@ -69,7 +69,13 @@ pub fn generate<T: Service>(
         /// Generated server implementations.
         #(#mod_attributes)*
         pub mod #server_mod {
-            #![allow(unused_variables, dead_code, missing_docs)]
+            #![allow(
+                unused_variables,
+                dead_code,
+                missing_docs,
+                // will trigger if compression is disabled
+                clippy::let_unit_value,
+            )]
             use tonic::codegen::*;
 
             #generated_trait