3 files changed, 5 insertions, 5 deletions
diff --git a/crates/shirabe-external-packages/src/symfony/component/console/output/console_output.rs b/crates/shirabe-external-packages/src/symfony/component/console/output/console_output.rs
index 332cbd1..00b9324 100644
--- a/crates/shirabe-external-packages/src/symfony/component/console/output/console_output.rs
+++ b/crates/shirabe-external-packages/src/symfony/component/console/output/console_output.rs
@@ -16,11 +16,11 @@ impl ConsoleOutput {
 }
 
 impl ConsoleOutputInterface for ConsoleOutput {
-    fn get_error_output(&self) -> &dyn OutputInterface {
+    fn get_error_output(&self) -> std::rc::Rc<std::cell::RefCell<dyn OutputInterface>> {
         todo!()
     }
 
-    fn set_error_output(&mut self, _error: Box<dyn OutputInterface>) {
+    fn set_error_output(&mut self, _error: std::rc::Rc<std::cell::RefCell<dyn OutputInterface>>) {
         todo!()
     }
 }
diff --git a/crates/shirabe-external-packages/src/symfony/component/console/output/console_output_interface.rs b/crates/shirabe-external-packages/src/symfony/component/console/output/console_output_interface.rs
index 8e68396..83ec1de 100644
--- a/crates/shirabe-external-packages/src/symfony/component/console/output/console_output_interface.rs
+++ b/crates/shirabe-external-packages/src/symfony/component/console/output/console_output_interface.rs
@@ -1,6 +1,6 @@
 use crate::symfony::component::console::output::OutputInterface;
 
 pub trait ConsoleOutputInterface: OutputInterface {
-    fn get_error_output(&self) -> &dyn OutputInterface;
-    fn set_error_output(&mut self, error: Box<dyn OutputInterface>);
+    fn get_error_output(&self) -> std::rc::Rc<std::cell::RefCell<dyn OutputInterface>>;
+    fn set_error_output(&mut self, error: std::rc::Rc<std::cell::RefCell<dyn OutputInterface>>);
 }
diff --git a/crates/shirabe-external-packages/src/symfony/component/console/output/output_interface.rs b/crates/shirabe-external-packages/src/symfony/component/console/output/output_interface.rs
index 11fb82e..9e58a3e 100644
--- a/crates/shirabe-external-packages/src/symfony/component/console/output/output_interface.rs
+++ b/crates/shirabe-external-packages/src/symfony/component/console/output/output_interface.rs
@@ -1,7 +1,7 @@
 use crate::symfony::component::console::formatter::OutputFormatter;
 use crate::symfony::component::console::output::ConsoleOutputInterface;
 
-pub trait OutputInterface {
+pub trait OutputInterface: std::fmt::Debug {
     // PHP class semantics: OutputInterface methods take &self with interior mutability,
     // because output objects are shared by reference across the PHP code.
     fn write(&self, messages: &str, newline: bool, r#type: i64);