more helpful errors

2022-12-13 20:33:08 +03:00 · 2022-12-13 20:33:08 +03:00 · b08cca38b7
parent 21dd09df40
commit b08cca38b7
1 changed files with 3 additions and 0 deletions
--- a/main.xml
+++ b/main.xml
@ -689,6 +689,9 @@
  end

  function addChild(frame, actor)
+    if not frame or not actor then
+      error('uranium: frame and actor must both Exist', 2)
+    end
    if actorsInitializing then
      error('uranium: cannot create frame-child associations during actor initialization', 2)
    end