I was developing my application originally in Laravel 4.2 but have since decided to move it to the 5.0 version so that it covers a lot more changes and strengths that 5.0 has ov
though quite old question, but still can help others. so adding answer.
there is even simple solution. add this to ur .env file
DB_HOST=localhost;unix_socket=/Applications/MAMP/tmp/mysql/mysql.sock