// 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
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#include "verilog/transform/delete_initial.h"

#include "verilog/ast/ast.h"
#include "verilog/analyze/module_info.h"
#include "verilog/analyze/navigate.h"
#include "verilog/analyze/resolve.h"

namespace cascade {

DeleteInitial::DeleteInitial() : Editor() { }

void DeleteInitial::run(ModuleDeclaration* md) {
  for (auto i = md->begin_items(); i != md->end_items();) {
    if ((*i)->is(Node::Tag::initial_construct)) {
      i = md->purge_items(i);
      continue;
    } 
    ++i;
  }

  Resolve().invalidate(md);
  Navigate(md).invalidate();
  ModuleInfo(md).invalidate();
}

} // namespace cascade
