Fix warnings on rust-nightly

crates/assists/src/utils.rs

@@ -94,7 +94,7 @@ pub fn filter_assoc_items(
             ast::AssocItem::MacroCall(_) => None,
         }
         .is_some()
-    };
+    }
 
     items
         .iter()

crates/rust-analyzer/src/config.rs

@@ -679,7 +679,7 @@ fn schema(fields: &[(&'static str, &'static str, &[&str], &str)]) -> serde_json:
     for ((f1, ..), (f2, ..)) in fields.iter().zip(&fields[1..]) {
         fn key(f: &str) -> &str {
             f.splitn(2, "_").next().unwrap()
-        };
+        }
         assert!(key(f1) <= key(f2), "wrong field order: {:?} {:?}", f1, f2);
     }
 

crates/syntax/src/ast/edit.rs

@@ -220,7 +220,7 @@ impl ast::RecordExprFieldList {
                     InsertPosition::After($anchor.syntax().clone().into())
                 }
             };
-        };
+        }
 
         let position = match position {
             InsertPosition::First => after_l_curly!(),
@@ -533,7 +533,7 @@ impl ast::GenericParamList {
                     InsertPosition::After($anchor.syntax().clone().into())
                 }
             };
-        };
+        }
 
         let position = match self.generic_params().last() {
             Some(it) => after_field!(it),