example output

String found where operator expected at test.pl line 14, near "dosomething 'test'"
        (Do you need to predeclare dosomething?)
syntax error at test.pl line 14, near "dosomething 'test'"
Execution of test.pl aborted due to compilation errors.

test.pl

package MooseRole;
use Moose::Role;

sub dosomething {
    print "test";
}

package MooseClass;
use Moose;

with 'MooseRole';

has 'something' => ( is => 'rw' );
dosomething 'test' => ( a => 1, b => 2 );

__PACKAGE__->meta->make_immutable;