Behat cross-browser config excluding non-supported tags

gistfile1.txt

// Remember to move the @_only_local tag to the non-local servers.

// Set servers IPs.
$linuxip = '127.0.0.1';
$windowsip = '192.168.xxx.xxx';
$osxip = '192.168.xxx.xxx';

$CFG->behat_config = array(
    'phantomjs-linux' => array(
        'filters' => array(
            'tags' => '~@_switch_window&&~@_only_local&&@javascript'
        ),
       'extensions' => array(
           'Behat\MinkExtension\Extension' => array(
               'selenium2' => array(           
                   'wd_host' => 'http://' . $linuxip . ':4444/wd/hub'
               )
           )
       )
    ),
    'chrome-linux' => array(
        'filters' => array(
            'tags' => '~@_switch_window&&@javascript' 
        ),
        'extensions' => array(
            'Behat\MinkExtension\Extension' => array(
                'selenium2' => array(           
                    'browser' => 'chrome',          
                    'wd_host' => 'http://' . $linuxip . ':4444/wd/hub'
                )
            )
        )
    ),
    'chrome-osx' => array(
        'filters' => array(
            'tags' => '~@_switch_window&&~@_only_local&&@javascript'
        ),
        'extensions' => array(
            'Behat\MinkExtension\Extension' => array(
                'selenium2' => array(           
                    'browser' => 'chrome',          
                    'wd_host' => 'http://' . $osxip . ':4444/wd/hub'
                )
            )
        )
    ),
    'chrome-win' => array(
        'filters' => array(
            'tags' => '~@_switch_window&&~@_only_local&&@javascript'
        ),
        'extensions' => array(
            'Behat\MinkExtension\Extension' => array(
                'selenium2' => array(           
                    'browser' => 'chrome',          
                    'wd_host' => 'http://' . $windowsip . ':4444/wd/hub'
                )
            )
        )
    ),
    'firefox-linux' => array(
        'extensions' => array(
            'Behat\MinkExtension\Extension' => array(
                'selenium2' => array(           
                    'browser' => 'firefox',         
                    'wd_host' => 'http://' . $linuxip . ':4444/wd/hub'
                )
            )
        )
    ),
    'firefox-osx' => array(
        'filters' => array(
            'tags' => '~@_only_local&&@javascript' 
        ),
        'extensions' => array(
            'Behat\MinkExtension\Extension' => array(
                'selenium2' => array(           
                    'browser' => 'firefox',         
                    'wd_host' => 'http://' . $osxip . ':4444/wd/hub'
                )
            )
        )
    ),
    'firefox-win' => array(
        'filters' => array(
            'tags' => '~@_only_local&&@javascript' 
        ),
        'extensions' => array(
            'Behat\MinkExtension\Extension' => array(
                'selenium2' => array(           
                    'browser' => 'firefox',         
                    'wd_host' => 'http://' . $windowsip . ':4444/wd/hub'
                )
            )
        )
    ),
    'safari-osx' => array(
        'filters' => array(
            'tags' => '~@_alerts&&~@_switch_window&&~@_only_local&&@javascript'
        ),
        'extensions' => array(
            'Behat\MinkExtension\Extension' => array(
                'selenium2' => array(
                    'browser' => 'safari',
                    'wd_host' => 'http://' . $osxip . ':4444/wd/hub'
                )
            )
        )
    ),
    'ie-win' => array(
        'filters' => array(
            'tags' => '~@_switch_window&&~@_only_local&&@javascript'
        ),
        'extensions' => array(
            'Behat\MinkExtension\Extension' => array(
                'selenium2' => array(
                    'browser' => 'iexplore',
                    'wd_host' => 'http://' . $windowsip . ':4444/wd/hub'
                )
            )
        )
    )
);

And chrome on macs only with "~@_switch_window"