Initial Commit

database/perl/vendor/lib/Path/Class/Entity.pm

@@ -0,0 +1,117 @@
+use strict;
+
+package Path::Class::Entity;
+{
+  $Path::Class::Entity::VERSION = '0.37';
+}
+
+use File::Spec 3.26;
+use File::stat ();
+use Cwd;
+use Carp();
+
+use overload
+  (
+   q[""] => 'stringify',
+   'bool' => 'boolify',
+   fallback => 1,
+  );
+
+sub new {
+  my $from = shift;
+  my ($class, $fs_class) = (ref($from)
+			    ? (ref $from, $from->{file_spec_class})
+			    : ($from, $Path::Class::Foreign));
+  return bless {file_spec_class => $fs_class}, $class;
+}
+
+sub is_dir { 0 }
+
+sub _spec_class {
+  my ($class, $type) = @_;
+
+  die "Invalid system type '$type'" unless ($type) = $type =~ /^(\w+)$/;  # Untaint
+  my $spec = "File::Spec::$type";
+  ## no critic
+  eval "require $spec; 1" or die $@;
+  return $spec;
+}
+
+sub new_foreign {
+  my ($class, $type) = (shift, shift);
+  local $Path::Class::Foreign = $class->_spec_class($type);
+  return $class->new(@_);
+}
+
+sub _spec { (ref($_[0]) && $_[0]->{file_spec_class}) || 'File::Spec' }
+
+sub boolify { 1 }
+  
+sub is_absolute { 
+  # 5.6.0 has a bug with regexes and stringification that's ticked by
+  # file_name_is_absolute().  Help it along with an explicit stringify().
+  $_[0]->_spec->file_name_is_absolute($_[0]->stringify) 
+}
+
+sub is_relative { ! $_[0]->is_absolute }
+
+sub cleanup {
+  my $self = shift;
+  my $cleaned = $self->new( $self->_spec->canonpath("$self") );
+  %$self = %$cleaned;
+  return $self;
+}
+
+sub resolve {
+  my $self = shift;
+  Carp::croak($! . " $self") unless -e $self;  # No such file or directory
+  my $cleaned = $self->new( scalar Cwd::realpath($self->stringify) );
+
+  # realpath() always returns absolute path, kind of annoying
+  $cleaned = $cleaned->relative if $self->is_relative;
+
+  %$self = %$cleaned;
+  return $self;
+}
+
+sub absolute {
+  my $self = shift;
+  return $self if $self->is_absolute;
+  return $self->new($self->_spec->rel2abs($self->stringify, @_));
+}
+
+sub relative {
+  my $self = shift;
+  return $self->new($self->_spec->abs2rel($self->stringify, @_));
+}
+
+sub stat  { File::stat::stat("$_[0]") }
+sub lstat { File::stat::lstat("$_[0]") }
+
+sub PRUNE { return \&PRUNE; }
+
+1;
+__END__
+
+=head1 NAME
+
+Path::Class::Entity - Base class for files and directories
+
+=head1 VERSION
+
+version 0.37
+
+=head1 DESCRIPTION
+
+This class is the base class for C<Path::Class::File> and
+C<Path::Class::Dir>, it is not used directly by callers.
+
+=head1 AUTHOR
+
+Ken Williams, kwilliams@cpan.org
+
+=head1 SEE ALSO
+
+Path::Class
+
+=cut