aspect CallGraphCount {
	//Count edges in the callgraph (for testing)
	syn lazy int Program.countTCGedgesInSourcefiles() {
		int count = 0;
    for(Iterator iter = compilationUnitIterator(); iter.hasNext(); ) {
      CompilationUnit cu = (CompilationUnit)iter.next();
      if(cu.fromSource()) {
        count += cu.countTCGedges();
      }
    }
		return count;
	}
	
	syn lazy int Program.countTCGedgesInImportedfiles() {
		int count = 0;
    for(Iterator iter = compilationUnitIterator(); iter.hasNext(); ) {
      CompilationUnit cu = (CompilationUnit)iter.next();
      if(!cu.fromSource())
			  count += cu.countTCGedges();
		}
		return count;
	}
	
	syn int ASTNode.countTCGedges() {
		int count = 0;
		for (int i=0;i<getNumChild();i++){
			count += getChild(i).countTCGedges();
		}
		return count;
	}
	
	eq MethodDecl.countTCGedges() {
		return super.countTCGedges() + calls().size();
	}
	
}