File Coverage

blib/lib/Text/Query/SolveSimpleString.pm

Criterion	Covered	Total	%
statement	34	34	100.0
branch	11	12	91.6
condition	8	12	66.6
subroutine	7	7	100.0
pod	2	3	66.6
total	62	68	91.1

#
#   Copyright (C) 1999 Eric Bohlman, Loic Dachary
#   Copyright (C) 2013 Jon Jensen
#
#   This program is free software; you can redistribute it and/or modify it
#   under the terms of the GNU General Public License as published by the
#   Free Software Foundation; either version 2, or (at your option) any
#   later version.  You may also use, redistribute and/or modify it
#   under the terms of the Artistic License supplied with your Perl
#   distribution
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program; if not, write to the Free Software
#   Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.

package Text::Query::SolveSimpleString;

BEGIN {
  require 5.005;
}

use strict;

use Text::Query::Solve;

use vars qw(@ISA);

@ISA = qw(Text::Query::Solve);

sub initialize {
}

sub match {
  my($self) = shift;
  my($expr) = shift;
  return $self->matchscalar($expr, shift || $_) if(@_ <= 1 && ref($_[0]) ne 'ARRAY');
  my($pa) = (@_ == 1 && ref($_[0]) eq 'ARRAY') ? shift : \@_;

  my(@ra);
  if(ref($pa->[0]) eq 'ARRAY') {
    @ra = map { [ @$_, $self->matchscalar($expr, $_->[0]) ] } @$pa;
  } else {
    @ra = map { [ $_, $self->matchscalar($expr, $_) ] } @$pa;
  }
  @ra = sort { $b->[-1] <=> $a->[-1] } @ra;
  return wantarray ? @ra : \@ra;
}

sub matchscalar {
  my($self) = shift;
  my($expr) = shift;

  my($target) = (shift || $_);
  my($cnt) = 0;
  my($re, $ws) = @$expr;

  while($target =~ /$re/g) {
    return 0 if(!$^R->[0]);
    $cnt += $^R->[1];
    $ws &= $^R->[0];
  }

  return $ws ? 0 : $cnt;
}

1;

__END__