PPImportedNamesAdapter importedNames, SearchStrategy matchingStrategy) {
TreeIterator<EObject> itor = lambda.eAllContents();
while(itor.hasNext()) {
EObject o = itor.next();
if(o instanceof AssignmentExpression || o instanceof AppendExpression) {
Expression lhs = ((BinaryExpression) o).getLeftExpr();
if(lhs instanceof VariableExpression) {
String vname = ((VariableExpression) lhs).getVarName();
if(vname.startsWith("$"))
if(vname.length() > 1)
vname = name.substring(1);