Reserve vec capacity

Wilfred · Sep 30, 2022 · b0ab6c8 · b0ab6c8
1 parent 4e450cb
commit b0ab6c8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/diff/graph.rs b/src/diff/graph.rs
@@ -454,7 +454,7 @@ pub fn set_neighbours<'syn, 'b>(
         return;
     }
 
-    let mut res = vec![];
+    let mut res = Vec::with_capacity(4);
 
     let mut add_neighbor = std::convert::identity(
         #[inline(always)]