Teuchos_YamlParser_decl.hpp

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// @HEADER
// *****************************************************************************
//                    Teuchos: Common Tools Package
//
// Copyright 2004 NTESS and the Teuchos contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER
 
#ifndef TEUCHOS_YAMLPARSER_DECL_H_
#define TEUCHOS_YAMLPARSER_DECL_H_
 
#include "Teuchos_ParameterList.hpp"
#include "Teuchos_ParameterEntry.hpp"
#include "Teuchos_RCP.hpp"
#include "Teuchos_PtrDecl.hpp"
#include "Teuchos_FileInputSource.hpp"
#ifdef HAVE_TEUCHOSPARAMETERLIST_YAMLCPP
#include "yaml-cpp/yaml.h"
#endif // HAVE_TEUCHOSPARAMETERLIST_YAMLCPP
 
#include <iostream>
#include <string>
 
namespace Teuchos
{
 
#ifdef HAVE_TEUCHOSPARAMETERLIST_YAMLCPP
#define MAKE_EXCEPTION_TYPE(Name) \
class Name : public Teuchos::ExceptionBase \
{ \
  public: \
    Name(const std::string& arg) : ExceptionBase(arg) {} \
};
 
MAKE_EXCEPTION_TYPE(YamlKeyError)
MAKE_EXCEPTION_TYPE(YamlSequenceError)
MAKE_EXCEPTION_TYPE(YamlStructureError)
MAKE_EXCEPTION_TYPE(YamlUndefinedNodeError)
 
#undef MAKE_EXCEPTION_TYPE
#endif // HAVE_TEUCHOSPARAMETERLIST_YAMLCPP
 
std::string convertXmlToYaml(const std::string& xmlFileName); //returns filename of produced YAML file
void convertXmlToYaml(const std::string& xmlFileName, const std::string& yamlFileName); //writes to given filename
void convertXmlToYaml(std::istream& xmlStream, std::ostream& yamlStream);
 
//Functions modeled after Teuchos::XMLParameterListReader
namespace YAMLParameterList
{
  Teuchos::RCP<Teuchos::ParameterList> parseYamlText(const std::string& text,
      const std::string& name);
  Teuchos::RCP<Teuchos::ParameterList> parseYamlFile(const std::string& yamlFile);
  Teuchos::RCP<Teuchos::ParameterList> parseYamlStream(std::istream& yaml);
  void writeYamlStream(std::ostream& yamlFile, const Teuchos::ParameterList& pl);
  void writeYamlFile(const std::string& yamlFile, const Teuchos::ParameterList& pl);
 
  #ifdef HAVE_TEUCHOSPARAMETERLIST_YAMLCPP
  Teuchos::RCP<Teuchos::ParameterList> readParams(std::vector<::YAML::Node>& lists);
  void processMapNode(const ::YAML::Node& node, Teuchos::ParameterList& parent, bool topLevel = false);
  void processKeyValueNode(const std::string& key, const ::YAML::Node& node, Teuchos::ParameterList& parent, bool topLevel = false);
  #endif // HAVE_TEUCHOSPARAMETERLIST_YAMLCPP
 
  void writeParameterList(const Teuchos::ParameterList& pl, std::ostream& yaml, int indentLevel);
  void writeParameter(const std::string& paramName, const Teuchos::ParameterEntry& entry, std::ostream& yaml, int indentLevel);    //throws if the entry's type is not supported
  void generalWriteString(const std::string& str, std::ostream& yaml);
  void generalWriteDouble(double d, std::ostream& yaml);
  bool stringNeedsQuotes(const std::string& str);
  typedef Teuchos::ParameterList::ConstIterator PLIter;
}
 
} //namespace
 
#endif