Autogenerate additional arguments for fanky methods.

lib/dom/scripts/dartgenerator.py

Index: lib/dom/scripts/dartgenerator.py
diff --git a/lib/dom/scripts/dartgenerator.py b/lib/dom/scripts/dartgenerator.py
index 9cd855e059f1cb9ceb76ab05131fd660d577701e..941337fb24bacc246bb00bc6f94f51f8d7fa3c66 100755
--- a/lib/dom/scripts/dartgenerator.py
+++ b/lib/dom/scripts/dartgenerator.py
@@ -281,6 +281,13 @@ class DartGenerator(object):
                ('InterfaceType', ('ScopedName', 'EventTarget'))]
         interface.parents.append(idlnode.IDLParentInterface(ast))
 
+  def AddMissingArguments(self, database):
+    ARG = idlnode.IDLArgument([('Type', ('ScopedName', 'Object')), ('Id', 'arg')])
+    for interface in database.GetInterfaces():
+      for operation in interface.operations:
+        if operation.ext_attrs.get('CallWith') == 'ScriptArguments|CallStack':

[podivilov, 2012/08/21 11:50:34]

I thought we decided to avoid patching the database to keep all the logic in the
same place. Why not just update the generators instead?

[Anton Muhin, 2012/08/21 12:03:37]

The problem is I failed to find the best place for it: this newly added argument
can participate in overloads, etc. if memory serves.  So to reuse most of our
machinery I took this shortcut.

We can revisit it, of course.

+          operation.arguments.append(ARG)
+
 # ------------------------------------------------------------------------------
 
 class DummyImplementationSystem(systembase.System):