package Authen::SASL::Perl::XOAUTH2;
use strict;
use warnings;
use 5.020;
use parent 'Authen::SASL::Perl';

sub _order { 10 }

sub mechanism { 'XOAUTH2' }

sub client_start { '' }

sub client_step {
    my ($self, $string) = @_;
    my ($username, $token) = map {
        my $v = $self->_call($_);
        defined($v) ? $v : ''
    } qw(user pass);

    "user=${username}\cAauth=Bearer $token\cA\cA",
}

1;