package Email::Sender::Failure;
# ABSTRACT: a report of failure from an email sending transport
$Email::Sender::Failure::VERSION = '1.300030';
use Moo;
extends 'Throwable::Error';

use Carp ();
use MooX::Types::MooseLike::Base qw(ArrayRef);

#pod =attr message
#pod
#pod This method returns the failure message, which should describe the failure.
#pod Failures stringify to this message.
#pod
#pod =attr code
#pod
#pod This returns the numeric code of the failure, if any.  This is mostly useful
#pod for network protocol transports like SMTP.  This may be undefined.
#pod
#pod =cut

has code => (
  is => 'ro',
);

#pod =attr recipients
#pod
#pod This returns a list of addresses to which the email could not be sent.
#pod
#pod =cut

has recipients => (
  isa     => ArrayRef,
  default => sub {  []  },
  writer  => '_set_recipients',
  reader  => '__get_recipients',
  is      => 'rw',
  accessor => undef,
);

sub __recipients { @{$_[0]->__get_recipients} }

sub recipients {
  my ($self) = @_;
  return $self->__recipients if wantarray;
  return if ! defined wantarray;

  Carp::carp("recipients in scalar context is deprecated and WILL BE REMOVED");
  return $self->__get_recipients;
}

#pod =method throw
#pod
#pod This method can be used to instantiate and throw an Email::Sender::Failure
#pod object at once.
#pod
#pod   Email::Sender::Failure->throw(\%arg);
#pod
#pod Instead of a hashref of args, you can pass a single string argument which will
#pod be used as the C<message> of the new failure.
#pod
#pod =cut

sub BUILD {
  my ($self) = @_;
  Carp::confess("message must contain non-space characters")
    unless $self->message =~ /\S/;
}

#pod =head1 SEE ALSO
#pod
#pod =over
#pod
#pod =item * L<Email::Sender::Permanent>
#pod
#pod =item * L<Email::Sender::Temporary>
#pod
#pod =item * L<Email::Sender::Multi>
#pod
#pod =back
#pod
#pod =cut

no Moo;
1;

__END__

=pod

=encoding UTF-8

=head1 NAME

Email::Sender::Failure - a report of failure from an email sending transport

=head1 VERSION

version 1.300030

=head1 ATTRIBUTES

=head2 message

This method returns the failure message, which should describe the failure.
Failures stringify to this message.

=head2 code

This returns the numeric code of the failure, if any.  This is mostly useful
for network protocol transports like SMTP.  This may be undefined.

=head2 recipients

This returns a list of addresses to which the email could not be sent.

=head1 METHODS

=head2 throw

This method can be used to instantiate and throw an Email::Sender::Failure
object at once.

  Email::Sender::Failure->throw(\%arg);

Instead of a hashref of args, you can pass a single string argument which will
be used as the C<message> of the new failure.

=head1 SEE ALSO

=over

=item * L<Email::Sender::Permanent>

=item * L<Email::Sender::Temporary>

=item * L<Email::Sender::Multi>

=back

=head1 AUTHOR

Ricardo Signes <rjbs@cpan.org>

=head1 COPYRIGHT AND LICENSE

This software is copyright (c) 2016 by Ricardo Signes.

This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.

=cut