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// file : cutl/fs/path.txx
// author : Boris Kolpackov <boris@codesynthesis.com>
// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
// license : MIT; see accompanying LICENSE file
namespace cutl
{
namespace fs
{
template <typename C>
basic_path<C> basic_path<C>::
leaf () const
{
size_type p (traits::rfind_separator (path_));
return p != string_type::npos
? basic_path (path_.c_str () + p + 1, path_.size () - p - 1)
: *this;
}
template <typename C>
basic_path<C> basic_path<C>::
directory () const
{
if (root ())
return basic_path ();
size_type p (traits::rfind_separator (path_));
// Include the trailing slash so that we get correct behavior
// if directory is root.
//
return p != string_type::npos
? basic_path (path_.c_str (), p + 1)
: basic_path ();
}
template <typename C>
basic_path<C> basic_path<C>::
base () const
{
size_type i (path_.size ());
for (; i > 0; --i)
{
if (path_[i - 1] == '.')
break;
if (traits::is_separator (path_[i - 1]))
{
i = 0;
break;
}
}
// Weed out paths like ".txt" and "/.txt"
//
if (i > 1 && !traits::is_separator (path_[i - 2]))
{
return basic_path (path_.c_str (), i - 1);
}
else
return *this;
}
template <typename C>
basic_path<C>& basic_path<C>::
operator/= (basic_path<C> const& r)
{
if (r.root ())
throw invalid_basic_path<C> (r.path_);
if (path_.empty () || r.path_.empty ())
{
path_ += r.path_;
return *this;
}
if (!root ())
path_ += traits::directory_separator;
path_ += r.path_;
return *this;
}
template <typename C>
void basic_path<C>::
init ()
{
// Strip trailing slashes except for the case where the single
// slash represents the root directory.
//
size_type n (path_.size ());
for (; n > 1 && traits::is_separator (path_[n - 1]); --n) ;
path_.resize (n);
}
}
}
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