From a8b91a0bbb3b0d17ceaa23a30af337a0da222cf9 Mon Sep 17 00:00:00 2001
From: Molly Lloyd <molly@mapbox.com>
Date: Wed, 20 Sep 2017 12:35:46 -0700
Subject: [PATCH] use isFinite

---
 src/ui/camera.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ui/camera.js b/src/ui/camera.js
index be14ef805a5..1bb0c03b9d4 100644
--- a/src/ui/camera.js
+++ b/src/ui/camera.js
@@ -785,7 +785,7 @@ class Camera extends Evented {
         let S = (r(1) - r0) / rho;
 
         // When u₀ = u₁, the optimal path doesn’t require both ascent and descent.
-        if (Math.abs(u1) < 0.000001 || isNaN(S) || S === Infinity) {
+        if (Math.abs(u1) < 0.000001 || !isFinite(S)) {
             // Perform a more or less instantaneous transition if the path is too short.
             if (Math.abs(w0 - w1) < 0.000001) return this.easeTo(options, eventData);