diff --git a/router/src/lib.rs b/router/src/lib.rs
index 7370477b..eac41276 100644
--- a/router/src/lib.rs
+++ b/router/src/lib.rs
@@ -21,8 +21,8 @@ use serde::{Deserialize, Serialize};
 use tokenizers::Encoding;
 use tracing::warn;
 use utoipa::ToSchema;
-use validation::Validation;
 use uuid::Uuid;
+use validation::Validation;
 
 #[allow(clippy::large_enum_variant)]
 #[derive(Clone)]
@@ -997,11 +997,11 @@ impl ChatRequest {
         ))
     }
 
-    fn next_int_id(&self) -> Result<String, Box<dyn std::error::Error>>{
+    fn next_int_id(&self) -> Result<String, Box<dyn std::error::Error>> {
         let mut id: usize = 0;
-        for message in &self.messages{
-            if let MessageBody::Tool{tool_calls} = &message.body {
-                for tool_call in tool_calls{
+        for message in &self.messages {
+            if let MessageBody::Tool { tool_calls } = &message.body {
+                for tool_call in tool_calls {
                     let new_id: usize = tool_call.id.parse()?;
                     id = std::cmp::max(id, new_id + 1);
                 }
@@ -1013,8 +1013,8 @@ impl ChatRequest {
     /// Try to have linearly increasing id
     /// or resort to using Uuid if the initial
     /// scheme is not understood
-    fn next_tool_call_id(&self) -> String{
-        self.next_int_id().unwrap_or_else(|_|{
+    fn next_tool_call_id(&self) -> String {
+        self.next_int_id().unwrap_or_else(|_| {
             let uid = Uuid::new_v4().to_string();
             uid.to_string()
         })