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/**
 * Copyright (c) 2014, Ford Motor Company
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * 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.
 *
 * Neither the name of the Ford Motor Company nor the names of its contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *
 * 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 "cppgen/struct_type_is_initialized_method.h"

#include <ostream>

#include "cppgen/naming_convention.h"
#include "model/composite_type.h"
#include "utils/safeformat.h"

using std::endl;
using typesafe_format::strmfmt;

namespace codegen {

StructTypeIsInitializedMethod::StructTypeIsInitializedMethod(
    const Struct* strct)
    : CppFunction(strct->name(), "is_initialized", "bool", kConst),
      strct_(strct) {
}

StructTypeIsInitializedMethod::~StructTypeIsInitializedMethod() {
}

void StructTypeIsInitializedMethod::DefineBody(std::ostream* os) const {
  if (strct_->frankenstruct()) {
    strmfmt(*os, "if (Frankenbase::{0}()) return true;\n",
            name_);
  }
  *os << "return (initialization_state__ != kUninitialized) || (!struct_empty());\n";
}

StructTypeStructEmptyMethod::StructTypeStructEmptyMethod(const Struct* strct)
    : CppFunction(strct->name(), "struct_empty", "bool", kConst),
      strct_(strct) {
}

StructTypeStructEmptyMethod::~StructTypeStructEmptyMethod() {
}

void StructTypeStructEmptyMethod::DefineBody(std::ostream* os) const {
  const Struct::FieldsList& fields = strct_->fields();
  for (size_t i = 0; i != fields.size(); ++i) {
    const Struct::Field& field = fields[i];
    strmfmt(*os, "if ({0}.is_initialized()) return false;\n",
            AvoidKeywords(field.name()));
    if ((i % 2) == 1) {
      *os << endl;
    }
  }
  *os << "return true;\n";
}

}  // namespace codegen