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 / 
Data-Schema-0.11
/ Data::Schema::Type::Sortable

NAME

Data::Schema::Type::Sortable - Role for sortable types

SYNOPSIS

    use Data::Schema;

DESCRIPTION

This is the sortable role. It provides attributes like less_than (lt), greater_than (gt), etc. It is used by many types, for example 'str', all numeric types, etc.

Role consumer must provide method '_compare' which takes two values and returns -1, 0, or 1 a la Perl's standard cmp operator.

TYPE ATTRIBUTES

min => MIN

Require that the value is not less than some specified minimum.

Synonyms: ge

minex => MIN

Require that the value is not less or equal than some specified minimum.

Synonyms: gt

max => MAX

Require that the value is less or equal than some specified maximum.

Synonyms: le

maxex => MAX

Require that the value is less than some specified maximum.

Synonyms: lt

between => [MIN, MAX]

A convenient attribut to combine min and max.

AUTHOR

Steven Haryanto, <steven at masterweb.net>

COPYRIGHT & LICENSE

Copyright 2009 Steven Haryanto, all rights reserved.

This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.