// Copyright 2017-2019 VMware, Inc.
// SPDX-License-Identifier: BSD-2-Clause
//
// The BSD-2 license (the License) set forth below applies to all parts of the
// Cascade project.  You may not use this file except in compliance with the
// License.
//
// BSD-2 License
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#include "verilog/print/print.h"

#include <cassert>
#include <iostream>
#include "verilog/ast/ast.h"
#include "verilog/print/term/term_printer.h"
#include "verilog/print/text/text_printer.h"

using namespace std;

namespace cascade {

const int format_idx_ = ios_base::xalloc();

ostream& operator<<(ostream& os, const Format fmt) {
  os.iword(format_idx_) = static_cast<long>(fmt); 
  return os;
}

ostream& operator<<(ostream& os, const Node* n) {
  const auto fmt = static_cast<Format>(os.iword(format_idx_));
  switch (fmt) {
    case text:
      TextPrinter(os) << n;
      break;
    case color:
      TermPrinter(os) << n;
      break;
    default:
      assert(false);
      break;
  }
  return os;
}

} // namespace cascade
