Satisfy clippy.

src/api/call_fn.rs

@@ -273,7 +273,7 @@ impl Engine {
         if self.is_debugger_registered() {
             global.debugger_mut().status = crate::eval::DebuggerStatus::Terminate;
             let node = &crate::ast::Stmt::Noop(Position::NONE);
-            self.run_debugger(global, caches, scope, this_ptr.as_deref_mut(), node)?;
+            self.run_debugger(global, caches, scope, this_ptr, node)?;
         }
 
         #[cfg(not(feature = "no_module"))]

src/api/files.rs

@@ -107,7 +107,7 @@ impl Engine {
     #[inline]
     pub fn compile_file_with_scope(&self, scope: &Scope, path: PathBuf) -> RhaiResultOf<AST> {
         Self::read_file(&path).and_then(|contents| {
-            let mut ast = self.compile_with_scope(scope, &contents)?;
+            let mut ast = self.compile_with_scope(scope, contents)?;
             ast.set_source(path.to_string_lossy().as_ref());
             Ok(ast)
         })

src/api/json.rs

@@ -162,7 +162,7 @@ pub fn format_map_as_json(map: &Map) -> String {
             result.push(',');
         }
 
-        write!(result, "{:?}", key).unwrap();
+        write!(result, "{key:?}").unwrap();
         result.push(':');
 
         if let Some(val) = value.read_lock::<Map>() {
@@ -170,7 +170,7 @@ pub fn format_map_as_json(map: &Map) -> String {
         } else if value.is_unit() {
             result.push_str("null");
         } else {
-            write!(result, "{:?}", value).unwrap();
+            write!(result, "{value:?}").unwrap();
         }
     }
 

src/api/mod.rs

@@ -207,13 +207,11 @@ impl Engine {
 
     /// Get the default value of the custom state for each evaluation run.
     #[inline(always)]
-    #[must_use]
     pub const fn default_tag(&self) -> &Dynamic {
         &self.def_tag
     }
     /// Get a mutable reference to the default value of the custom state for each evaluation run.
     #[inline(always)]
-    #[must_use]
     pub fn default_tag_mut(&mut self) -> &mut Dynamic {
         &mut self.def_tag
     }