include tag is not working.

__include.cpp

@@ -9,7 +9,9 @@ namespace jet {
 	throw coreutils::Exception("file keyword must be specified.");
       if(hasContainer)
 	throw coreutils::Exception("include tag should not have a container.");
-      coreutils::File file(file);
+      hasContainer = true;
+      coreutils::File file(variables["file"]);
+      file.read();
       container = file.asZString();
       processContainer(container);
    }

testjet.jet

@@ -39,7 +39,7 @@
  <set name="noeval" eval="no">this is the value store in #[name].</set>
  <set name="thename" eval="yes">this is the value store in #[name].</set>
  <set name="newname" scope="global">another container value</set>
- <xinclude file="./testinclude.jet" />
+ <include file="./testinclude.jet" />
  include: $[include]
  >>>$[noeval]<<<
  >>>$[thename]<<<