fix to avoid nodejs instanceof behavior

version bump

Author: ericgj

component.json

@@ -2,7 +2,7 @@
   "name": "json-schema-core",
   "repo": "ericgj/json-schema-core",
   "description": "JSON Schema core module",
-  "version": "0.0.21",
+  "version": "0.0.22",
   "keywords": [],
   "dependencies": {
     "ericgj/json-schema-uri": "*",

index.js

@@ -149,7 +149,7 @@ Schema.prototype.each = function(fn){
 
 Schema.prototype.addCondition = function(key,val,klass){
   var parsed = new klass(this).parse(val);
-  if (parsed instanceof Node){
+  if (has.call(parsed,'nodeType')){
     this.set(key,parsed);
   } else {
     this.addProperty(key,parsed);

package.json

@@ -1,6 +1,6 @@
 {
   "name": "json-schema-core-component",
-  "version": "0.0.21",
+  "version": "0.0.22",
   "description": "JSON Schema core data structures",
   "main": "index.js",
   "directories": {