YAMLFormatter Class Reference

This class produces produces a yaml dump of the InputParameters that is machine parsable by any YAML formatter. More...

#include <YAMLFormatter.h>

Inheritance diagram for YAMLFormatter:

Public Member Functions
	YAMLFormatter (bool dump_mode)
virtual std::string	preamble () const override
	This method is called once at the beginning of the tree traversal and can be used to build up header information. More...
virtual std::string	postscript () const override
	This method is called once at the end of the tree traversal and can be used to add any necessary trailing information to the final formatted string. More...
virtual std::string	preTraverse (short depth) const override
	This method is called once at each node in the syntax tree before traversing child nodes. More...
virtual std::string	printBlockOpen (const std::string &name, short depth, const std::string &doc) override
	This method is called at the beginning of each Node in the tree. More...
virtual std::string	printBlockClose (const std::string &name, short depth) const override
	This method is called at the end of of each Node in the tree. More...
virtual std::string	printParams (const std::string &prefix, const std::string &fully_qualified_name, InputParameters &params, short depth, const std::string &search_string, bool &found) override
	This function is called for each InputParameters object stored at a particular node. More...
template<typename T >
void	addEnumOptionsAndDocs (std::ostringstream &oss, T &param, const std::string &indent)
void	insertNode (std::string syntax, const std::string &action, bool is_action_params=true, InputParameters *params=NULL)
std::string	print (const std::string &search_string)
void	seenIt (const std::string &prefix, const std::string &item)
bool	haveSeenIt (const std::string &prefix, const std::string &item) const

Protected Member Functions
void	buildOutputString (std::ostringstream &output, const std::iterator_traits< InputParameters::iterator >::value_type &p)
	Method for building an output string that accounts for specific types (e.g., Point) More...
bool	isLongNames () const

Protected Attributes
bool	_dump_mode
std::unique_ptr< TreeNode >	_root
bool	_use_long_names

Detailed Description

This class produces produces a yaml dump of the InputParameters that is machine parsable by any YAML formatter.

Definition at line 22 of file YAMLFormatter.h.

Constructor & Destructor Documentation

YAMLFormatter()

YAMLFormatter::YAMLFormatter

(

bool

dump_mode

)

Definition at line 24 of file YAMLFormatter.C.

: SyntaxTree(true), _dump_mode(dump_mode) {}

Member Function Documentation

addEnumOptionsAndDocs()

template<typename T >

void YAMLFormatter::addEnumOptionsAndDocs	(	std::ostringstream &	oss,
		T &	param,
		const std::string &	indent
	)

Definition at line 122 of file YAMLFormatter.C.

Referenced by printParams().

{
  oss << indent << "    options: " << param.getRawNames() << '\n';
  const auto & docs = param.getItemDocumentation();
  if (!docs.empty())
  {
    oss << indent << "    option_docs:\n";
    for (const auto & doc : docs)
    {
      oss << indent << "    - name: " << doc.first.name() << "\n";
      oss << indent << "      description: |\n";
      oss << indent << "        " << doc.second << "\n";
    }
  }
}

buildOutputString()

void YAMLFormatter::buildOutputString ( std::ostringstream &  output, const std::iterator_traits< InputParameters::iterator >::value_type &  p  )

protected

Method for building an output string that accounts for specific types (e.g., Point)

Parameters

output	Reference to the output string
iter	InputParameters iterator that is being output

Definition at line 171 of file YAMLFormatter.C.

Referenced by printParams().

{
  libMesh::Parameters::Value * val = MooseUtils::get(p.second);

  // Account for Point
  InputParameters::Parameter<Point> * ptr0 = dynamic_cast<InputParameters::Parameter<Point> *>(val);

  // Account for RealVectorValues
  InputParameters::Parameter<RealVectorValue> * ptr1 =
      dynamic_cast<InputParameters::Parameter<RealVectorValue> *>(val);

  // Output the Point components
  if (ptr0)
    output << ptr0->get().operator()(0) << " " << ptr0->get().operator()(1) << " "
           << ptr0->get().operator()(2);

  // Output the RealVectorValue components
  else if (ptr1)
    output << ptr1->get().operator()(0) << " " << ptr1->get().operator()(1) << " "
           << ptr1->get().operator()(2);

  // General case, call the print operator
  else
    p.second->print(output);
}

haveSeenIt()

bool SyntaxTree::haveSeenIt ( const std::string &  prefix, const std::string &  item  ) const

inherited

Definition at line 63 of file SyntaxTree.C.

Referenced by InputFileFormatter::printParams(), and printParams().

{
  return _params_printed.find(prefix + item) != _params_printed.end();
}

insertNode()

void SyntaxTree::insertNode ( std::string  syntax, const std::string &  action, bool  is_action_params = true, InputParameters *  params = NULL  )

inherited

Definition at line 27 of file SyntaxTree.C.

Referenced by ActionWarehouse::printInputFile().

{
  if (!_root)
    _root = std::make_unique<TreeNode>("", *this);

  _root->insertNode(syntax, action, is_action_params, params);
}

isLongNames()

bool SyntaxTree::isLongNames ( ) const

protectedinherited

Definition at line 227 of file SyntaxTree.C.

{
  return _use_long_names;
}

postscript()

std::string YAMLFormatter::postscript ( ) const

overridevirtual

This method is called once at the end of the tree traversal and can be used to add any necessary trailing information to the final formatted string.

Returns

- The formatted postscript string

Reimplemented from SyntaxFormatterInterface.

Definition at line 34 of file YAMLFormatter.C.

{
  return "**END YAML DATA**\n";
}

preamble()

std::string YAMLFormatter::preamble ( ) const

overridevirtual

This method is called once at the beginning of the tree traversal and can be used to build up header information.

Returns

- The formatted preamble string

Reimplemented from SyntaxFormatterInterface.

Definition at line 27 of file YAMLFormatter.C.

{
  // important: start and end yaml data delimiters used by python
  return "**START YAML DATA**\n";
}

preTraverse()

std::string YAMLFormatter::preTraverse ( short  ) const

overridevirtual

This method is called once at each node in the syntax tree before traversing child nodes.

Returns

- The formatted pre-node traversal string

Reimplemented from SyntaxFormatterInterface.

Definition at line 141 of file YAMLFormatter.C.

{
  std::string indent(depth * 2, ' ');

  return indent + "  subblocks:\n";
}

print()

std::string SyntaxTree::print ( const std::string &  search_string )

inherited

Definition at line 39 of file SyntaxTree.C.

Referenced by ActionWarehouse::printInputFile().

{
  bool found = false;
  std::string output;

  // Clear the list of "seen" parameters before printing the tree
  _params_printed.clear();

  if (_root)
    output = _root->print(-1, search_string, found);

  if (found)
    return preamble() + output + postscript();
  else
    return "";
}

printBlockClose()

std::string YAMLFormatter::printBlockClose ( const std::string &  name, short  depth  ) const

overridevirtual

This method is called at the end of of each Node in the tree.

It is typically used to provide formatting necessary when closing blocks.

Returns

- The formatted block close string

Implements SyntaxFormatterInterface.

Definition at line 165 of file YAMLFormatter.C.

{
  return std::string();
}

printBlockOpen()

std::string YAMLFormatter::printBlockOpen ( const std::string &  name, short  depth, const std::string &  doc  )

overridevirtual

This method is called at the beginning of each Node in the tree.

It is typically used to provide formatting necessary when opening new blocks.

Returns

- The formatted block open string

Implements SyntaxFormatterInterface.

Definition at line 149 of file YAMLFormatter.C.

{
  std::ostringstream oss;
  std::string indent(depth * 2, ' ');

  std::string docEscaped = doc;
  MooseUtils::escape(docEscaped);

  oss << indent << "- name: " << name << "\n";
  oss << indent << "  description: |\n" << indent << "    " << docEscaped << "\n";
  oss << indent << "  parameters:\n";

  return oss.str();
}

printParams()

std::string YAMLFormatter::printParams ( const std::string &  prefix, const std::string &  fully_qualified_name, InputParameters &  params, short  depth, const std::string &  search_string, bool &  found  )

overridevirtual

This function is called for each InputParameters object stored at a particular node.

It is responsible for formatting the parameters for the current node.

Returns

- The formatted parameters string for a Node.

Implements SyntaxFormatterInterface.

Definition at line 40 of file YAMLFormatter.C.

{
  std::ostringstream oss;
  std::string indent(depth * 2, ' ');

  for (auto & iter : params)
  {
    std::string name = iter.first;
    // First make sure we want to see this parameter, also block active and type
    if (params.isPrivate(iter.first) || name == "active" ||
        (search_string != "" && search_string != iter.first) || haveSeenIt(prefix, iter.first))
      continue;

    found = true;

    // Mark it as "seen"
    seenIt(prefix, iter.first);

    // Block params may be required and will have a doc string
    std::string required = params.isParamRequired(iter.first) ? "Yes" : "No";

    oss << indent << "  - name: " << name << "\n";
    oss << indent << "    required: " << required << "\n";
    oss << indent << "    default: !!str ";

    // Only output default if it has one
    if (params.isParamValid(iter.first))
    {
      // prints the value, which is the default value when dumping the tree
      // because it hasn't been changed

      // Output stream, performing special operations for writing objects such as Points and
      // RealVectorValues
      std::ostringstream toss;
      buildOutputString(toss, iter);

      // remove additional '\n' possibly generated in output (breaks YAML parsing)
      std::string tmp_str = toss.str();
      for (auto & ch : tmp_str)
        if (ch == '\n')
          ch = ' ';
      if (tmp_str == ",")
        oss << "\"" << tmp_str << "\"";
      else
        oss << tmp_str;
    }
    else if (params.hasDefaultCoupledValue(iter.first))
      oss << params.defaultCoupledValue(iter.first);

    std::string doc = params.getDocString(iter.first);
    MooseUtils::escape(doc);
    // Print the type
    oss << "\n"
        << indent << "    cpp_type: " << params.type(iter.first) << "\n"
        << indent << "    group_name: ";
    std::string group_name = params.getGroupName(iter.first);
    if (!group_name.empty())
      oss << "'" << group_name << "'";
    oss << "\n";

    if (params.have_parameter<MooseEnum>(name))
      addEnumOptionsAndDocs(oss, params.get<MooseEnum>(name), indent);
    if (params.have_parameter<MultiMooseEnum>(name))
      addEnumOptionsAndDocs(oss, params.get<MultiMooseEnum>(name), indent);
    if (params.have_parameter<ExecFlagEnum>(name))
      addEnumOptionsAndDocs(oss, params.get<ExecFlagEnum>(name), indent);
    if (params.have_parameter<std::vector<MooseEnum>>(name))
      addEnumOptionsAndDocs(oss, params.get<std::vector<MooseEnum>>(name)[0], indent);

    oss << indent << "    description: |\n      " << indent << doc << std::endl;
  }

  return oss.str();
}

seenIt()

void SyntaxTree::seenIt ( const std::string &  prefix, const std::string &  item  )

inherited

Definition at line 57 of file SyntaxTree.C.

Referenced by InputFileFormatter::printParams(), and printParams().

{
  _params_printed.insert(prefix + item);
}

Member Data Documentation

_dump_mode

bool YAMLFormatter::_dump_mode

protected

Definition at line 44 of file YAMLFormatter.h.

_root

std::unique_ptr<TreeNode> SyntaxTree::_root

protectedinherited

Definition at line 76 of file SyntaxTree.h.

Referenced by SyntaxTree::insertNode(), and SyntaxTree::print().

_use_long_names

bool SyntaxTree::_use_long_names

protectedinherited

Definition at line 77 of file SyntaxTree.h.

Referenced by SyntaxTree::isLongNames().

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The documentation for this class was generated from the following files:

• include/outputs/formatters/YAMLFormatter.h
• src/outputs/formatters/YAMLFormatter.C