Prevent looping through AFRAME.scenes if not created yet

Author: fernandojsg

dist/aframe-input-mapping-component.js

@@ -193,7 +193,6 @@
 	    }
 
 	    // Merge mappings
-	    var mappings = data.mappings;
 	    for (var mappingName in data.mappings) {
 	      var mapping = data.mappings[mappingName];
 	      if (!AFRAME.inputMappings.mappings[mappingName]) {
@@ -215,6 +214,8 @@
 	    }
 	  }
 
+	  if (!AFRAME.scenes) { return; }
+
 	  for (var i = 0; i < AFRAME.scenes.length; i++) {
 	    AFRAME.scenes[i].emit('inputmappingregistered');
 	  }

dist/aframe-input-mapping-component.min.js

@@ -147,7 +147,6 @@ AFRAME.registerInputMappings = function (data, override) {
     }
 
     // Merge mappings
-    var mappings = data.mappings;
     for (var mappingName in data.mappings) {
       var mapping = data.mappings[mappingName];
       if (!AFRAME.inputMappings.mappings[mappingName]) {
@@ -169,6 +168,8 @@ AFRAME.registerInputMappings = function (data, override) {
     }
   }
 
+  if (!AFRAME.scenes) { return; }
+
   for (var i = 0; i < AFRAME.scenes.length; i++) {
     AFRAME.scenes[i].emit('inputmappingregistered');
   }

index.js

@@ -1,6 +1,6 @@
 {
   "name": "aframe-input-mapping-component",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "description": "A Input Mapping component for A-Frame.",
   "main": "index.js",
   "unpkg": "dist/aframe-input-mapping-component.min.js",