vlucas/phpdotenv — pull request #7 by deefour (2014-01-17 17:50:53+00:00)
Title: Defaults non-string values for $file back to '.env'

With an additional, optional argument added in vlucas/phpdotenv#6, allowing `null` or other non-string values for `$file` may be useful. If a non-string value is provided, `$file` will be set back to `".env"`.