/* -*- C++ -*- */
#include "ParseNode.h"
using namespace std;

// Builder
int ParseNode::indent_by = 4;

// ParseNode::ParseNode(void): next( 0 ) {};
ParseNode::ParseNode( std::string _name, char *filename, int lineno )
  : name(_name), next( 0 ), filename( filename ), lineno( lineno )
{
}

ParseNode *ParseNode::set_name (string _name) {
  name = _name;

  return this;
}

ParseNode *ParseNode::set_name (string *_name) {
  name = *_name; // deep copy
  delete _name;

  return this;
}

ParseNode::~ParseNode(void){
  delete next;
};

string ParseNode::get_name(void) {
  return name;
}

ParseNode *ParseNode::get_link(void) const {
  return next;
}

ParseNode *ParseNode::get_last(void) {
  ParseNode * current = this;

  while(current->get_link() != 0)
    current = current->get_link();

  return current;
}

ParseNode *ParseNode::set_link(ParseNode *_next){
  ParseNode *follow;

  if(_next == 0) return this;

  for(follow = this; follow->next != 0; follow = follow->next);
  follow->next = _next;

  return this;
}

const string ParseNode::get_name(void) const {
  return name;
}

void ParseNode::print(std::ostream &os, int indent) const
{
}


void ParseNode::printList(std::ostream &os, int indent) const
{
  print( os, indent );

  if( next ) {
    next->printList( os, indent );
  }
}

ParseNode &ParseNode::operator,(ParseNode &p){
  set_link(&p);

  return *this;
}

ParseNode *mkList(ParseNode &pn){
  /* it just relies on `operator,' to take care of the "arguments" and provides
     a nice interface to an awful-looking address-of, rendering, for example
         (StatementNode *)(&(*$5 + *$7)) into (StatementNode *)mkList(($5, $7))
     (although "nice"  is probably not the word)
  */

  return &pn;
}


// Local Variables: //
// mode: C++                //
// compile-command: "gmake" //
// End: //