A base for classes employed to traverse a file_tree. More...

#include <file_tree.h>

Inheritance diagram for file_tree::traverser:

Public Member Functions
virtual	~traverser ()=default
	Destructor.

void	operator() (entry const &entry)
	Apply the `traverser` function-wise to an element of a `file_tree`. More...

virtual void	enter_dir (std::string const &dirname)
	Do something (or nohting) on entering a directory. More...

virtual void	at_file (std::string const &filename)
	Do something (or nothing) on reaching a file. More...

virtual void	leave_dir (std::string const &dirname)
	Do something (or nohting) on leaving a directory. More...

Protected Attributes
node const *	_cur_dir = nullptr
	Pointer the node representing the latest directory that traversal has reached.

path_t	_cur_path
	The absolute path of the object that traversal has reached.

Detailed Description

A base for classes employed to traverse a file_tree.

A traverser encapsulates the actions to be taken at the junctures of a file_tree traversal:-

Definition at line 285 of file file_tree.h.

Member Function Documentation

virtual void file_tree::traverser::at_file ( std::string const & filename )

inlinevirtual

Do something (or nothing) on reaching a file.

Parameters

filename The absolute name of the file.

Reimplemented in dataset::driver.

Definition at line 306 of file file_tree.h.

virtual void file_tree::traverser::enter_dir ( std::string const & dirname )

inlinevirtual

Do something (or nohting) on entering a directory.

Parameters

dirname The absolute name of the directory.

Definition at line 302 of file file_tree.h.

virtual void file_tree::traverser::leave_dir ( std::string const & dirname )

inlinevirtual

Do something (or nohting) on leaving a directory.

Parameters

dirname The absolute name of the directory.

Definition at line 310 of file file_tree.h.

void file_tree::traverser::operator() ( entry const & entry )

Apply the traverser function-wise to an element of a file_tree.

Parameters

entry The element to which the traverser shall be applied.

Definition at line 73 of file file_tree.cpp.

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