Add JS files

port/js/waypoints.debug.js

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+/*!
+Waypoints Debug - 3.1.1
+Copyright © 2011-2015 Caleb Troughton
+Licensed under the MIT license.
+https://github.com/imakewebthings/waypoints/blog/master/licenses.txt
+*/
+(function() {
+  'use strict'
+
+  var displayNoneMessage = [
+    'You have a Waypoint element with display none. For more information on ',
+    'why this is a bad idea read ',
+    'http://imakewebthings.com/waypoints/guides/debugging/#display-none'
+  ].join('')
+  var fixedMessage = [
+    'You have a Waypoint element with fixed positioning. For more ',
+    'information on why this is a bad idea read ',
+    'http://imakewebthings.com/waypoints/guides/debugging/#fixed-position'
+  ].join('')
+
+  function checkWaypointStyles() {
+    var originalRefresh = window.Waypoint.Context.prototype.refresh
+
+    window.Waypoint.Context.prototype.refresh = function() {
+      for (var axis in this.waypoints) {
+        for (var key in this.waypoints[axis]) {
+          var waypoint = this.waypoints[axis][key]
+          var style = window.getComputedStyle(waypoint.element)
+          if (!waypoint.enabled) {
+            continue
+          }
+          if (style && style.display === 'none') {
+            console.error(displayNoneMessage)
+          }
+          if (style && style.position === 'fixed') {
+            console.error(fixedMessage)
+          }
+        }
+      }
+      return originalRefresh.call(this)
+    }
+  }
+
+  checkWaypointStyles()
+}())
+;