Fix compilation without compiler feature

coolreader18 · youknowone · commit ec7334c0ed0d · 2024-08-09T02:04:26.000+09:00
diff --git a/stdlib/src/dis.rs b/stdlib/src/dis.rs
@@ -13,18 +13,23 @@ mod decl {
         let co = if let Ok(co) = obj.get_attr("__code__", vm) {
             // Method or function:
             PyRef::try_from_object(vm, co)?
-        } else if let Ok(_co_str) = PyStrRef::try_from_object(vm, obj.clone()) {
+        } else if let Ok(co_str) = PyStrRef::try_from_object(vm, obj.clone()) {
             #[cfg(not(feature = "compiler"))]
-            return Err(vm.new_runtime_error(
-                "dis.dis() with str argument requires `compiler` feature".to_owned(),
-            ));
+            {
+                let _ = co_str;
+                return Err(vm.new_runtime_error(
+                    "dis.dis() with str argument requires `compiler` feature".to_owned(),
+                ));
+            }
             #[cfg(feature = "compiler")]
-            vm.compile(
-                _co_str.as_str(),
-                crate::vm::compiler::Mode::Exec,
-                "<dis>".to_owned(),
-            )
-            .map_err(|err| vm.new_syntax_error(&err, Some(_co_str.as_str())))?
+            {
+                vm.compile(
+                    co_str.as_str(),
+                    crate::vm::compiler::Mode::Exec,
+                    "<dis>".to_owned(),
+                )
+                .map_err(|err| vm.new_syntax_error(&err, Some(co_str.as_str())))?
+            }
         } else {
             PyRef::try_from_object(vm, obj)?
         };
