diff --git a/src/mail.rs b/src/mail.rs
index 7e5ef11..e7d8cd7 100644
--- a/src/mail.rs
+++ b/src/mail.rs
@@ -62,12 +62,10 @@ pub fn send_verification_code(cfg: &Mail, to: &str, code: &str) -> Result<()> {
         .port(cfg.smtp_port)
         .credentials(creds)
         .build();
-    mailer
-        .send(&email)
-        .map_err(|e| {
-            log::error!("SMTP 发送验证码到 {to} 失败: {e:?}");
-            anyhow::anyhow!("发送验证码到 {to} 失败: {e}")
-        })?;
+    mailer.send(&email).map_err(|e| {
+        log::error!("SMTP 发送验证码到 {to} 失败: {e:?}");
+        anyhow::anyhow!("发送验证码到 {to} 失败: {e}")
+    })?;
     log::info!("验证码邮件已发送: {to}");
     Ok(())
 }
diff --git a/src/routes/mod.rs b/src/routes/mod.rs
index 9de2af4..f323c7c 100644
--- a/src/routes/mod.rs
+++ b/src/routes/mod.rs
@@ -1288,8 +1288,11 @@ mod tests {
         // 清掉限频记录（直接操作 DB，测试辅助）→ 再 forgot 发码
         {
             let conn = st.db.lock().unwrap();
-            conn.execute("DELETE FROM email_verifications WHERE email = 'reset@example.com'", [])
-                .unwrap();
+            conn.execute(
+                "DELETE FROM email_verifications WHERE email = 'reset@example.com'",
+                [],
+            )
+            .unwrap();
         }
         let (s, body) = post(
             st.clone(),