From 35dea5e3a6e20a8d40377c0d5539d12ec8486629 Mon Sep 17 00:00:00 2001
From: Tom Payne <twpayne@gmail.com>
Date: Sun, 23 Mar 2014 18:29:47 +0100
Subject: [PATCH] Always use === to compare with 0

---
 src/ol/coordinate.js      | 2 +-
 src/ol/map.js             | 2 +-
 src/ol/mapbrowserevent.js | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/ol/coordinate.js b/src/ol/coordinate.js
index e027da504d..81838416aa 100644
--- a/src/ol/coordinate.js
+++ b/src/ol/coordinate.js
@@ -66,7 +66,7 @@ ol.coordinate.closestOnSegment = function(coordinate, segment) {
   var y2 = end[1];
   var dx = x2 - x1;
   var dy = y2 - y1;
-  var along = (dx == 0 && dy == 0) ? 0 :
+  var along = (dx === 0 && dy === 0) ? 0 :
       ((dx * (x0 - x1)) + (dy * (y0 - y1))) / ((dx * dx + dy * dy) || 0);
   var x, y;
   if (along <= 0) {
diff --git a/src/ol/map.js b/src/ol/map.js
index fbe46a52cd..a2b90479a1 100644
--- a/src/ol/map.js
+++ b/src/ol/map.js
@@ -1265,7 +1265,7 @@ ol.Map.prototype.renderFrame_ = function(time) {
     Array.prototype.push.apply(
         this.postRenderFunctions_, frameState.postRenderFunctions);
 
-    var idle = this.preRenderFunctions_.length == 0 &&
+    var idle = this.preRenderFunctions_.length === 0 &&
         !frameState.animate &&
         !frameState.viewHints[ol.ViewHint.ANIMATING] &&
         !frameState.viewHints[ol.ViewHint.INTERACTING];
diff --git a/src/ol/mapbrowserevent.js b/src/ol/mapbrowserevent.js
index f2b7bdcb99..b1bd271e83 100644
--- a/src/ol/mapbrowserevent.js
+++ b/src/ol/mapbrowserevent.js
@@ -323,7 +323,7 @@ ol.MapBrowserEventHandler.prototype.isMouseActionButton_ =
   if (ol.LEGACY_IE_SUPPORT && ol.IS_LEGACY_IE) {
     return pointerEvent.button == 1;
   } else {
-    return pointerEvent.button == 0;
+    return pointerEvent.button === 0;
   }
 };