From 3fe4c86588e4e396f5a0b1976634f9adf66007b7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gr=C3=A9goire=20Castre?= <castre@doxense.com>
Date: Wed, 18 Mar 2015 14:23:56 +0100
Subject: [PATCH] Add missing optional index parameter

---
 d3/d3.d.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/d3/d3.d.ts b/d3/d3.d.ts
index be4032921..099b6e72b 100644
--- a/d3/d3.d.ts
+++ b/d3/d3.d.ts
@@ -1817,7 +1817,7 @@ declare module D3 {
                 (): number;
                 (value: number): Axis;
             }
-            tickFormat(formatter: (value: any) => string): Axis;
+            tickFormat(formatter: (value: any, index?: number) => string): Axis;
             nice(count?: number): Axis;
         }