function getBrowserInfo()

in src/browser/DeviceProxy.js [35:67]

• 29 lines of code
• 16 McCabe index (conditional complexity)

function getBrowserInfo (getModel) {
    var userAgent = navigator.userAgent;
    var returnVal = '';
    var offset;

    if ((offset = userAgent.indexOf('Edge')) !== -1) {
        returnVal = getModel ? 'Edge' : userAgent.substring(offset + 5);
    } else if ((offset = userAgent.indexOf('Chrome')) !== -1) {
        returnVal = getModel ? 'Chrome' : userAgent.substring(offset + 7);
    } else if ((offset = userAgent.indexOf('Safari')) !== -1) {
        if (getModel) {
            returnVal = 'Safari';
        } else {
            returnVal = userAgent.substring(offset + 7);

            if ((offset = userAgent.indexOf('Version')) !== -1) {
                returnVal = userAgent.substring(offset + 8);
            }
        }
    } else if ((offset = userAgent.indexOf('Firefox')) !== -1) {
        returnVal = getModel ? 'Firefox' : userAgent.substring(offset + 8);
    } else if ((offset = userAgent.indexOf('MSIE')) !== -1) {
        returnVal = getModel ? 'MSIE' : userAgent.substring(offset + 5);
    } else if ((offset = userAgent.indexOf('Trident')) !== -1) {
        returnVal = getModel ? 'MSIE' : '11';
    }

    if ((offset = returnVal.indexOf(';')) !== -1 || (offset = returnVal.indexOf(' ')) !== -1) {
        returnVal = returnVal.substring(0, offset);
    }

    return returnVal;
}