SYNOPSIS

use Catmandu::Validator::Simple;
my $validator = Catmandu::Validator::Simple->new(
handler => sub {
$data = shift;
return "error" unless $data->{title} =~ m/good title/;
return;
}
);
if ( $validator->is_valid($hashref) ) {
save_record_in_database($hashref);
} else {
reject_form($validator->last_errors);
}

DESCRIPTION

Catmandu::Validator::Simple can be used for doing simple data validation in Catmandu.

METHODS

new(handler => \&callback, %options)

The callback function should take $hashref to a data record as argument. Should return undef if the record passes validation otherwise return an error or an arrayref of errors. Each error can be either a simple message string or a hashref to a more detailed error information.

The constructor also accepts the common options for Catmandu::Validator.

is_valid(...)

validate(...)

last_errors(...)

valid_count()

invalid_count()

These are methods are inherited from Catmandu::Validator.