From 84fba89fc85c214ff869381ff3b95d15b004f053 Mon Sep 17 00:00:00 2001
From: Alexander Tesfamichael <Alex.Tesfamichael@gmail.com>
Date: Tue, 7 Jul 2020 16:29:19 +0200
Subject: [PATCH] Make weight parameter type optional

---
 index.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.ts b/index.ts
index 1e0ea85..cbeba9e 100644
--- a/index.ts
+++ b/index.ts
@@ -111,7 +111,7 @@ function Graph(serialized?: Serialized) {
 
     // Adds an edge from node u to node v.
     // Implicitly adds the nodes if they were not already added.
-    function addEdge(u: NodeId, v: NodeId, weight: EdgeWeight) {
+    function addEdge(u: NodeId, v: NodeId, weight?: EdgeWeight) {
         addNode(u);
         addNode(v);
         adjacent(u).push(v);