From ef86e0c3ab251093a09cda099a3c6f5d5239f55a Mon Sep 17 00:00:00 2001
From: Dan Miller <dsmiller95@gmail.com>
Date: Tue, 16 May 2023 18:59:26 -0500
Subject: [PATCH] add performance suggestion

---
 csbindgen/src/parser.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/csbindgen/src/parser.rs b/csbindgen/src/parser.rs
index 0f2ff2b..6a9d486 100644
--- a/csbindgen/src/parser.rs
+++ b/csbindgen/src/parser.rs
@@ -9,7 +9,8 @@ enum FnItem {
 }
 
 /// build a Vec of all Items, unless the Item is a Item::Mod, then append the Item contents of the vect
-/// Do this recursively
+/// Do this recursively.
+/// This is not memory-efficient, would work better with an iterator, but does not seem performance critical. 
 fn depth_first_module_walk<'a>(ast: &'a Vec<Item>) -> Vec<&'a syn::Item>{
     let mut unwrapped_items : Vec<&syn::Item> = vec![];
     for item in ast {