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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#pragma once
#include "cmConfigure.h" // IWYU pragma: keep
#include <iosfwd>
#include <map>
#include <set>
#include <string>
#include <vector>
#include "cmsys/RegularExpression.hxx"
/** \class cmRST
* \brief Perform basic .rst processing for command-line help
*
* This class implements a subset of reStructuredText and Sphinx
* document processing. It is used to print command-line help.
*
* If you modify the capabilities of this class, be sure to update
* the Help/manual/cmake-developer.7.rst documentation and to update
* the Tests/CMakeLib/testRST.(rst|expect) test input and output.
*/
class cmRST
{
public:
cmRST(std::ostream& os, std::string docroot);
bool ProcessFile(std::string const& fname, bool isModule = false);
private:
enum class Include
{
Normal,
Module,
TocTree
};
enum class Markup
{
None,
Normal,
Empty
};
enum class Directive
{
None,
ParsedLiteral,
LiteralBlock,
CodeBlock,
Replace,
TocTree
};
void ProcessRST(std::istream& is);
void ProcessModule(std::istream& is);
void Reset();
void ProcessLine(std::string const& line);
void NormalLine(std::string const& line);
void OutputLine(std::string const& line, bool inlineMarkup);
std::string ReplaceSubstitutions(std::string const& line);
void OutputMarkupLines(bool inlineMarkup);
bool ProcessInclude(std::string file, Include type);
void ProcessDirectiveParsedLiteral();
void ProcessDirectiveLiteralBlock();
void ProcessDirectiveCodeBlock();
void ProcessDirectiveReplace();
void ProcessDirectiveTocTree();
static void UnindentLines(std::vector<std::string>& lines);
std::ostream& OS;
std::string DocRoot;
int IncludeDepth = 0;
bool OutputLinePending = false;
bool LastLineEndedInColonColon = false;
Markup MarkupType = Markup::None;
Directive DirectiveType = Directive::None;
cmsys::RegularExpression CMakeDirective;
cmsys::RegularExpression CMakeModuleDirective;
cmsys::RegularExpression ParsedLiteralDirective;
cmsys::RegularExpression CodeBlockDirective;
cmsys::RegularExpression ReplaceDirective;
cmsys::RegularExpression IncludeDirective;
cmsys::RegularExpression TocTreeDirective;
cmsys::RegularExpression ProductionListDirective;
cmsys::RegularExpression NoteDirective;
cmsys::RegularExpression VersionDirective;
cmsys::RegularExpression ModuleRST;
cmsys::RegularExpression CMakeRole;
cmsys::RegularExpression InlineLink;
cmsys::RegularExpression InlineLiteral;
cmsys::RegularExpression Substitution;
cmsys::RegularExpression TocTreeLink;
std::vector<std::string> MarkupLines;
std::string DocDir;
std::map<std::string, std::string> Replace;
std::set<std::string> Replaced;
std::string ReplaceName;
};
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