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package Courriel::Role::Streams;
use strict;
use warnings;
use namespace::autoclean;
our $VERSION = '0.49';
use Courriel::Types qw( Streamable );
use Params::ValidationCompiler qw( validation_for );
use Moose::Role;
{
my $validator = validation_for(
params => [ output => { type => Streamable } ],
named_to_list => 1,
);
sub stream_to {
my $self = shift;
my ($output) = $validator->(@_);
$self->_stream_to($output);
return;
}
}
sub as_string {
my $self = shift;
my $string = q{};
$self->stream_to( output => $self->_string_output( \$string ) );
return $string;
}
sub _string_output {
my $self = shift;
my $stringref = shift;
my $string = q{};
return sub { ${$stringref} .= $_ for @_ };
}
1;
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