lib/watir-webdriver/extensions/alerts.rb in watir-webdriver-0.3.9 vs lib/watir-webdriver/extensions/alerts.rb in watir-webdriver-0.4.0

@@ -51,10 +51,10 @@
     #     browser.button(:value => "Prompt").click
     #   end #=> { :message => "foo", :default_value => "bar" }
     #
 
     def prompt(answer, &blk)
-      execute_script "window.prompt = function(text, value) { window.__lastWatirPrompt = { message: text, default_value: value }; return #{answer.to_json}; }"
+      execute_script "window.prompt = function(text, value) { window.__lastWatirPrompt = { message: text, default_value: value }; return #{MultiJson.encode answer}; }"
       yield
       result = execute_script "return window.__lastWatirPrompt"
 
       result && result.dup.each_key { |k| result[k.to_sym] = result.delete(k)}
       result