Filter

- The domSource function is no longer static, and is prototyped in Filter.h
  for general use.

src/Filter.cpp

@@ -40,10 +40,10 @@ extern Context context;
 ////////////////////////////////////////////////////////////////////////////////
 // Const iterator that can be derefenced into a Task by domSource.
 static Task dummy;
-static Task& contextTask = dummy;
+Task& contextTask = dummy;
 
 ////////////////////////////////////////////////////////////////////////////////
-static bool domSource (const std::string& identifier, Variant& value)
+bool domSource (const std::string& identifier, Variant& value)
 {
   std::string stringValue = context.dom.get (identifier, contextTask);
   if (stringValue != identifier)

src/Filter.h

@@ -27,8 +27,12 @@
 #ifndef INCLUDED_FILTER
 #define INCLUDED_FILTER
 
+#include <string>
 #include <vector>
 #include <Task.h>
+#include <Variant.h>
+
+bool domSource (const std::string&, Variant&);
 
 class Filter
 {