public function compatibility()
    {
        if (strpos($this->app->version(), '5.1.') !== false && strpos($this->app->version(), '(LTS)') !== false) {
            return 'LTS';
        }

        return 'Edge';
    }
public function compatibility()
    {
        if (strpos($this->app->version(), '5.1.') !== false && strpos($this->app->version(), '(LTS)') !== false) {
            return 'LTS';
        }

        return 'Edge';
    }
public function compatibility ( ) { if ( strpos ( $ this -> app -> version ( ) , '5.1.' ) !== false && strpos ( $ this -> app -> version ( ) , '(LTS)' ) !== false ) { return 'LTS' ; } return 'Edge' ; }
Returns the compatibility version of Flare to use.

This will either return 'LTS' for Laravel installs of
the Long Term Support branch (5.1.x) or 'Edge' for all
other versions (including dev-master).

@return string
Returns the compatibility version of Flare to use .