1 files changed, 27 insertions, 0 deletions
diff --git a/mwlib/allnodes.py b/mwlib/allnodes.py
new file mode 100644
index 0000000..ebd6d3b
--- /dev/null
+++ b/mwlib/allnodes.py
@@ -0,0 +1,27 @@
+import mwlib.parser
+import mwlib.advtree
+
+import types
+
+def allnodes():
+    all = set()
+    names = set()
+    for m in (mwlib.parser, mwlib.advtree):
+        for x in dir(m):
+            if x in names:
+                continue
+            k = getattr(m, x)
+            if type(k) == types.TypeType:
+                if issubclass(k, mwlib.parser.Node):
+                    all.add(k)
+                    names.add(x)
+    return all
+                
+
+if __name__ == '__main__':
+    # EXAMPLE THAT SHOWS HOW TO IDENTIFY MISSING NODES
+    from mwlib.parser import Control, Chapter
+    my = set((Control, Chapter))
+    missing = allnodes() - my
+    assert len(missing) == len(allnodes()) -2 
+    #print missing