From 2f1b69b353b7feea498ce886abf059018131ddd3 Mon Sep 17 00:00:00 2001
From: Daniel Mane <danmane@gmail.com>
Date: Thu, 7 Aug 2014 22:36:44 -0700
Subject: [PATCH] Add missing properties to definitions for D3.set and D3.map.
 Paramaterize the function type for Set.add

---
 d3/d3.d.ts | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/d3/d3.d.ts b/d3/d3.d.ts
index 8f66f47a6..e6f26cbd5 100755
--- a/d3/d3.d.ts
+++ b/d3/d3.d.ts
@@ -848,14 +848,18 @@ declare module D3 {
         values(): Array<any>;
         entries(): Array<any>;
         forEach(func: (key: string, value: any) => void ): void;
+        empty(): boolean;
+        size(): number;
     }
 
-    export interface Set{
+    export interface Set {
         has(value: any): boolean;
-        add(value: any): any;
+        add<T>(value: T): T;
         remove(value: any): boolean;
         values(): Array<any>;
         forEach(func: (value: any) => void ): void;
+        empty(): boolean;
+        size(): number;
     }
 
     export interface Random {