stdlib/json.rb in opal-0.10.6 vs stdlib/json.rb in opal-0.11.0.rc1

@@ -1,10 +1,23 @@
 module JSON
+  class JSONError < StandardError
+  end
+
+  class ParserError < JSONError
+  end
+
   %x{
-    var $parse  = JSON.parse,
-        $hasOwn = Opal.hasOwnProperty;
+    var $hasOwn = Opal.hasOwnProperty;
 
+    function $parse(source) {
+      try {
+        return JSON.parse(source);
+      } catch (e) {
+        #{raise JSON::ParserError, `e.message`};
+      }
+    };
+
     function to_opal(value, options) {
       var klass, arr, hash, i, ii, k;
 
       switch (typeof value) {
         case 'string':
@@ -39,11 +52,10 @@
                 #{`hash`[`k`] = `to_opal(value[k], options)`};
               }
             }
 
             if (!options.parse && (klass = #{`hash`[JSON.create_id]}) != nil) {
-              klass = Opal.get(klass);
-              return #{`klass`.json_create(`hash`)};
+              return #{::Object.const_get(`klass`).json_create(`hash`)};
             }
             else {
               return hash;
             }
           }