protected function verifyExtras(array $extras)
    {
        if (!isset($extras['php-env-builder'])) {
            throw new \InvalidArgumentException(
                'The parameter handler needs to be configured through the ' .
                'extra.php-env-builder setting.'
            );
        }

        if (!is_array($extras['php-env-builder'])) {
            throw new \InvalidArgumentException(
                'The extra.php-env-builder setting must be an array or a configuration object.'
            );
        }

        if (!isset($extras['php-env-builder']['questions']) || !is_array($extras['php-env-builder']['questions'])) {
            throw new \InvalidArgumentException(
                'The extra.php-env-builder.questions setting must be an array of questions.'
            );
        }
    }
protected function verifyExtras(array $extras)
    {
        if (!isset($extras['php-env-builder'])) {
            throw new \InvalidArgumentException(
                'The parameter handler needs to be configured through the ' .
                'extra.php-env-builder setting.'
            );
        }

        if (!is_array($extras['php-env-builder'])) {
            throw new \InvalidArgumentException(
                'The extra.php-env-builder setting must be an array or a configuration object.'
            );
        }

        if (!isset($extras['php-env-builder']['questions']) || !is_array($extras['php-env-builder']['questions'])) {
            throw new \InvalidArgumentException(
                'The extra.php-env-builder.questions setting must be an array of questions.'
            );
        }
    }
protected function verifyExtras ( array $ extras ) { if ( ! isset ( $ extras [ 'php-env-builder' ] ) ) { throw new \ InvalidArgumentException ( 'The parameter handler needs to be configured through the ' . 'extra.php-env-builder setting.' ) ; } if ( ! is_array ( $ extras [ 'php-env-builder' ] ) ) { throw new \ InvalidArgumentException ( 'The extra.php-env-builder setting must be an array or a configuration object.' ) ; } if ( ! isset ( $ extras [ 'php-env-builder' ] [ 'questions' ] ) || ! is_array ( $ extras [ 'php-env-builder' ] [ 'questions' ] ) ) { throw new \ InvalidArgumentException ( 'The extra.php-env-builder.questions setting must be an array of questions.' ) ; } }
Verify that the extras a formatted properly and throw an exception if not.

@throws \InvalidArgumentException
@param array $extras
Verify that the extras a formatted properly and throw an exception if not .