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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file LICENSE.rst or https://cmake.org/licensing for details. */
#pragma once
#include "cmConfigure.h" // IWYU pragma: keep
#include <memory>
#include <set>
#include <string>
#include <vector>
#include "cmsys/RegularExpression.hxx"
class cmLocalGenerator;
class cmSourceFile;
class cmSourceGroup;
class cmSourceGroupInternals;
using SourceGroupVector = std::vector<std::unique_ptr<cmSourceGroup>>;
/** \class cmSourceGroup
* \brief Hold a group of sources as specified by a SOURCE_GROUP command.
*
* cmSourceGroup holds a regular expression and a list of files. When
* local generators are about to generate the rules for a target's
* files, the set of source groups is consulted to group files
* together. A file is placed into the last source group that lists
* the file by name. If no group lists the file, it is placed into
* the last group whose regex matches it.
*/
class cmSourceGroup
{
public:
cmSourceGroup(std::string name, char const* regex,
char const* parentName = nullptr);
cmSourceGroup(cmSourceGroup const& r) = delete;
~cmSourceGroup();
cmSourceGroup& operator=(cmSourceGroup const&) = delete;
/**
* Set the regular expression for this group.
*/
void SetGroupRegex(char const* regex);
/**
* Resolve genex.
*/
void ResolveGenex(cmLocalGenerator* lg, std::string const& config);
/**
* Add a file name to the explicit list of files for this group.
*/
void AddGroupFile(std::string const& name);
/**
* Add child to this sourcegroup
*/
void AddChild(std::unique_ptr<cmSourceGroup> child);
/**
* Looks up child and returns it
*/
cmSourceGroup* LookupChild(std::string const& name) const;
/**
* Get the name of this group.
*/
std::string const& GetName() const;
/**
* Get the full path name for group.
*/
std::string const& GetFullName() const;
/**
* Check if the given name matches this group's regex.
*/
bool MatchesRegex(std::string const& name) const;
/**
* Check if the given name matches this group's explicit file list.
*/
bool MatchesFiles(std::string const& name) const;
/**
* Check if the given name matches this group's explicit file list
* in children.
*/
cmSourceGroup* MatchChildrenFiles(std::string const& name);
/**
* Check if the given name matches this group's explicit file list
* in children.
*/
cmSourceGroup const* MatchChildrenFiles(std::string const& name) const;
/**
* Check if the given name matches this group's regex in children.
*/
cmSourceGroup* MatchChildrenRegex(std::string const& name) const;
/**
* Assign the given source file to this group. Used only by
* generators.
*/
void AssignSource(cmSourceFile const* sf);
/**
* Get the set of file names explicitly added to this source group.
*/
std::set<std::string> const& GetGroupFiles() const;
/**
* Get the list of the source files that have been assigned to this
* source group.
*/
std::vector<cmSourceFile const*> const& GetSourceFiles() const;
SourceGroupVector const& GetGroupChildren() const;
/**
* Given a source group collection, find the source group for a given source.
*/
static cmSourceGroup* FindSourceGroup(std::string const& source,
SourceGroupVector const& groups);
private:
/**
* The name of the source group.
*/
std::string Name;
// Full path to group
std::string FullName;
/**
* The regular expression matching the files in the group.
*/
cmsys::RegularExpression GroupRegex;
/**
* Set of file names explicitly added to this group.
*/
std::set<std::string> GroupFiles;
/**
* Vector of all source files that have been assigned to
* this group.
*/
std::vector<cmSourceFile const*> SourceFiles;
std::unique_ptr<cmSourceGroupInternals> Internal;
};
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