lib/execjs/external_runtime.rb in execjs-2.0.0 vs lib/execjs/external_runtime.rb in execjs-2.0.1

@@ -14,10 +14,10 @@
 
       def eval(source, options = {})
         source = encode(source)
 
         if /\S/ =~ source
-          exec("return eval(#{::JSON.dump("(#{source})")})")
+          exec("return eval(#{::JSON.generate("(#{source})", :quirks_mode => true)})")
         end
       end
 
       def exec(source, options = {})
         source = encode(source)