if (element instanceof VerilogModuleElement) {
VerilogModuleElement module = (VerilogModuleElement) element;
for(OutlineElement child: module.getChildren()){
if (child instanceof VerilogPortElement && child.getName().startsWith(replace)) {
//add ports
VerilogPortElement port = (VerilogPortElement) child;
matchList.add(new VerilogCompletionProposal(port, offset, replace.length()));
}else if (child instanceof VerilogSignalElement && child.getName().startsWith(replace)) {
//add signals
VerilogSignalElement signal = (VerilogSignalElement) child;