From 45aeffb0ee0e1e7d90e6f456006505f040fd8e9d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EC=9D=B4=ED=9D=A5=EC=88=98=20=5BFrontend=5D?=
 <heungsoo1@gmail.com>
Date: Fri, 31 Oct 2025 10:17:43 +0900
Subject: [PATCH 1/2] =?UTF-8?q?feat:=20run=20js=20=EC=B2=98=EB=9F=BC=20?=
 =?UTF-8?q?=EA=B2=B0=EA=B3=BC=EA=B0=92=EC=9D=84=20=EB=85=B8=EC=B6=9C?=
 =?UTF-8?q?=ED=95=98=EB=8F=84=EB=A1=9D=20=EB=B3=80=EA=B2=BD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 crates/deno-runtime/src/lib.rs | 26 +++++++++++++++++++++-----
 1 file changed, 21 insertions(+), 5 deletions(-)

diff --git a/crates/deno-runtime/src/lib.rs b/crates/deno-runtime/src/lib.rs
index 8167c33..90341b6 100644
--- a/crates/deno-runtime/src/lib.rs
+++ b/crates/deno-runtime/src/lib.rs
@@ -93,7 +93,6 @@ fn op_custom_print(#[string] message: String, is_err: bool) -> Result<(), AnyErr
     Ok(())
 }
 
-/// 커스텀 확장 정의
 extension!(
     executejs_runtime,
     ops = [op_console_log, op_alert, op_custom_print],
@@ -146,16 +145,33 @@ impl DenoExecutor {
                 return Err(anyhow::anyhow!("Bootstrap 실행 실패: {}", e));
             }
 
+            // 사용자 코드를 래핑하여 마지막 표현식의 결과를 자동으로 출력
+            // eval을 사용하여 마지막 표현식의 결과를 캡처하고 출력
+            let wrapped_code = format!(
+                r#"
+                (function() {{
+                    try {{
+                        const code_output = eval(`{}`);
+                        if (code_output !== undefined) {{
+                            Deno.core.ops.op_console_log(String(code_output));
+                        }}
+                        return code_output;
+                    }} catch (e) {{
+                        // eval 실패 시 원본 코드를 그대로 실행
+                        throw e;
+                    }}
+                }})();
+                "#,
+                code.replace('`', r"\`").replace('\\', r"\\")
+            );
+
             // 코드 실행
-            let result = js_runtime.execute_script("[executejs:user_code]", code)?;
+            let _result = js_runtime.execute_script("[executejs:user_code]", wrapped_code)?;
 
             // 이벤트 루프 실행 (Promise 처리) - 블로킹 방식으로 변경
             let rt = tokio::runtime::Handle::current();
             rt.block_on(async { js_runtime.run_event_loop(Default::default()).await })?;
 
-            // 결과 처리
-            let _ = result;
-
             // 출력 버퍼에서 결과 가져오기
             let output = output_buffer.lock().unwrap();
             let result_text = output.get_output();

From d3628e2e16d3df3743f0b7f0396c54ac436a2c81 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EC=9D=B4=ED=9D=A5=EC=88=98=20=5BFrontend=5D?=
 <heungsoo1@gmail.com>
Date: Fri, 31 Oct 2025 10:30:42 +0900
Subject: [PATCH 2/2] chore: typo

---
 crates/deno-runtime/src/lib.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/deno-runtime/src/lib.rs b/crates/deno-runtime/src/lib.rs
index 90341b6..8736a4a 100644
--- a/crates/deno-runtime/src/lib.rs
+++ b/crates/deno-runtime/src/lib.rs
@@ -166,7 +166,7 @@ impl DenoExecutor {
             );
 
             // 코드 실행
-            let _result = js_runtime.execute_script("[executejs:user_code]", wrapped_code)?;
+            let result = js_runtime.execute_script("[executejs:user_code]", wrapped_code)?;
 
             // 이벤트 루프 실행 (Promise 처리) - 블로킹 방식으로 변경
             let rt = tokio::runtime::Handle::current();