tests[''] = function()

in static/assets/js/modernizr.js [748:768]

• 15 lines of code
• 4 McCabe index (conditional complexity)

    tests['audio'] = function() {
        var elem = document.createElement('audio'),
            bool = false;

        try {
            if ( bool = !!elem.canPlayType ) {
                bool      = new Boolean(bool);
                bool.ogg  = elem.canPlayType('audio/ogg; codecs="vorbis"').replace(/^no$/,'');
                bool.mp3  = elem.canPlayType('audio/mpeg;')               .replace(/^no$/,'');

                // Mimetypes accepted:
                //   developer.mozilla.org/En/Media_formats_supported_by_the_audio_and_video_elements
                //   bit.ly/iphoneoscodecs
                bool.wav  = elem.canPlayType('audio/wav; codecs="1"')     .replace(/^no$/,'');
                bool.m4a  = ( elem.canPlayType('audio/x-m4a;')            ||
                              elem.canPlayType('audio/aac;'))             .replace(/^no$/,'');
            }
        } catch(e) { }

        return bool;
    };