diff --git a/pkg/ludus.js b/pkg/ludus.js
index 84d173e..003d187 100644
--- a/pkg/ludus.js
+++ b/pkg/ludus.js
@@ -132,7 +132,7 @@ export function input (text) {
 export function flush_stdout () {
   let out = ludus_console
   ludus_console = ""
-  out
+  return out
 }
 
 // returns the contents of the ludus console, retaining them
@@ -149,7 +149,7 @@ export function commands () {
 export function flush_commands () {
   let out = ludus_commands
   ludus_commands = []
-  out
+  return out
 }
 
 // returns the ludus result
@@ -160,6 +160,12 @@ export function result () {
   return ludus_result
 }
 
+export function flush_result () {
+  let out = ludus_result
+  ludus_result = null
+  return out
+}
+
 export function key_down (str) {
   if (is_running()) keys_down.add(str)
 }