File Coverage

blib/lib/Lingua/EN/FindNumber.pm

Criterion	Covered	Total	%
statement	23	23	100.0
branch	1	2	50.0
condition			n/a
subroutine	7	7	100.0
pod	2	2	100.0
total	33	34	97.0

package Lingua::EN::FindNumber;
$Lingua::EN::FindNumber::VERSION = '1.32';
use 5.006;
use strict;
use warnings;

use base 'Exporter';
our @EXPORT = qw( extract_numbers $number_re numify );

use Lingua::EN::Words2Nums;

# This is from Lingua::EN::Words2Nums, after being thrown through
# Regex::PreSuf
my $numbers =
	qr/((?:b(?:akers?dozen|illi(?:ard|on))|centillion|d(?:ecilli(?:ard|on)|ozen|u(?:o(?:decilli(?:ard|on)|vigintillion)|vigintillion))|e(?:ight(?:een|ieth|[yh])?|leven(?:ty(?:first|one))?|s)|f(?:i(?:ft(?:een|ieth|[yh])|rst|ve)|o(?:rt(?:ieth|y)|ur(?:t(?:ieth|[yh]))?))|g(?:oogol(?:plex)?|ross)|hundred|mi(?:l(?:ion|li(?:ard|on))|nus)|n(?:aught|egative|in(?:et(?:ieth|y)|t(?:een|[yh])|e)|o(?:nilli(?:ard|on)|ught|vem(?:dec|vigint)illion))|o(?:ct(?:illi(?:ard|on)|o(?:dec|vigint)illion)|ne)|qu(?:a(?:drilli(?:ard|on)|ttuor(?:decilli(?:ard|on)|vigintillion))|in(?:decilli(?:ard|on)|tilli(?:ard|on)|vigintillion))|s(?:core|e(?:cond|pt(?:en(?:dec|vigint)illion|illi(?:ard|on))|ven(?:t(?:ieth|y))?|x(?:decillion|tilli(?:ard|on)|vigintillion))|ix(?:t(?:ieth|y))?)|t(?:ee?n|h(?:ir(?:t(?:een|ieth|y)|d)|ousand|ree)|r(?:e(?:decilli(?:ard|on)|vigintillion)|i(?:gintillion|lli(?:ard|on)))|w(?:e(?:l(?:fth|ve)|nt(?:ieth|y))|o)|h)|un(?:decilli(?:ard|on)|vigintillion)|vigintillion|zero|s))/i;

my $ok_words  = qr/\b(and|a|of)\b/;
my $ok_things = qr/[^A-Za-z0-9.]/;
our $number_re = qr/\b(($numbers($ok_words|$ok_things)*)+)\b/i;

sub extract_numbers {
	my $text = shift;
	my @numbers;
	push @numbers, $1 while $text =~ /$number_re/g;
	s/\s+$// for @numbers;
	return @numbers;
}

sub numify {
	my $text = shift;
	$text =~ s/$number_re/words2nums($1). ($1 =~ m{(\s+)$} ? $1 :"")/eg;
	return $text;
}

1;
__END__