docparser.h

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/******************************************************************************
 *
 * Copyright (C) 1997-2022 by Dimitri van Heesch.
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation under the terms of the GNU General Public License is hereby
 * granted. No representations are made about the suitability of this software
 * for any purpose. It is provided "as is" without express or implied warranty.
 * See the GNU General Public License for more details.
 *
 * Documents produced by Doxygen are derivative works derived from the
 * input used in their production; they are not affected by this license.
 *
 */
 
#ifndef DOCPARSER_H
#define DOCPARSER_H
 
#include <stdio.h>
#include <memory>
 
#include "qcstring.h"
#include "growvector.h"
#include "construct.h"
#include "types.h"
#include "docoptions.h"
 
class MemberDef;
class Definition;
 
//---------------------------------------------------------------------------
 
//! @brief opaque parser interface
class IDocParser
{
  public:
    ABSTRACT_BASE_CLASS(IDocParser)
};
 
//! @brief pointer to parser interface
using IDocParserPtr = std::unique_ptr<IDocParser>;
 
//! @brief factory function to create a parser
IDocParserPtr createDocParser();
 
//---------------------------------------------------------------------------
 
//! @brief opaque representation of the abstract syntax tree (AST)
class IDocNodeAST
{
  public:
    ABSTRACT_BASE_CLASS(IDocNodeAST)
 
    virtual bool isEmpty() const = 0;
};
 
using IDocNodeASTPtr = std::unique_ptr<IDocNodeAST>;
 
 
/*! Main entry point for the comment block parser.
 *  @param parserIntf The parser object created via createDocParser()
 *  @param fileName  File in which the documentation block is found (or the
 *                   name of the example file in case isExample is TRUE).
 *  @param startLine Line at which the documentation block is found.
 *  @param ctx       Class or namespace to which this block belongs.
 *  @param md        Member definition to which the documentation belongs.
 *                   Can be 0.
 *  @param input     String representation of the documentation block.
 *  @param options   Optional parameters.
 *  @returns         An object representing the abstract syntax tree. Ownership of the
 *                   pointer is handed over to the caller.
 */
IDocNodeASTPtr validatingParseDoc(
    IDocParser &parserIntf,
    const QCString &fileName,
    int startLine,
    const Definition *ctx,
    const MemberDef *md,
    const QCString &input,
    const DocOptions &options);
 
/*! Main entry point for parsing simple text fragments. These
 *  fragments are limited to words, whitespace and symbols.
 */
IDocNodeASTPtr validatingParseText(IDocParser &parser,const QCString &input);
 
 
/*! Main entry point for parsing titles. These allow limited markup commands */
IDocNodeASTPtr validatingParseTitle(IDocParser &parserIntf,const QCString &fileName,int lineNr,
                                    const QCString &input);
 
 
IDocNodeASTPtr createRef(IDocParser &parser,const QCString &target,const QCString &context, const QCString &srcFile = "", int srcLine = -1);
 
//--------------------------------------------------------------------------------
 
/*! Searches for section and anchor commands in the input
 *  Sections found will be added to the SectionManager.
 */
void docFindSections(const QCString &input,
                     const Definition *d,
                     const QCString &fileName);
 
#endif