From eff43fab08e705cefb2cc3f26843cea4df6abc35 Mon Sep 17 00:00:00 2001
From: Sebastian Ullrich <sebasti@nullri.ch>
Date: Sat, 13 Oct 2018 07:59:45 -0700
Subject: [PATCH] chore(library/init/lean/expander): comment

---
 library/init/lean/expander.lean | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/init/lean/expander.lean b/library/init/lean/expander.lean
index 8694c4ded6..e69345b9bb 100644
--- a/library/init/lean/expander.lean
+++ b/library/init/lean/expander.lean
@@ -51,7 +51,7 @@ let prec := match sym with
 let prec_to_action := λ prec, {action.view . kind := action_kind.view.prec prec} in
 match k with
 | mixfix.kind.view.prefix _ :=
-  -- `prefix tk:prec` ~> `notation tk:prec b:prec`
+  -- `prefix sym:prec` ~> `notation sym:prec b:prec`
   pure {
     rules := [{
       symbol := sym,