function setup(options) {
    var childRunner = ChildRunner.current();
    if (childRunner) {
        _deepMerge(_config, childRunner.parentScope.WCT._config);
        // But do not force the mocha UI
        delete _config.mochaOptions.ui;
    }
    if (options && typeof options === 'object') {
        _deepMerge(_config, options);
    }
    if (!_config.root) {
        // Sibling dependencies.
        var root = scriptPrefix('browser.js');
        _config.root = basePath(root.substr(0, root.length - 1));
        if (!_config.root) {
            throw new Error('Unable to detect root URL for WCT sources. Please set WCT.root before including browser.js');
        }
    }
}
function setup(options) {
    var childRunner = ChildRunner.current();
    if (childRunner) {
        _deepMerge(_config, childRunner.parentScope.WCT._config);
        
        delete _config.mochaOptions.ui;
    }
    if (options && typeof options === 'object') {
        _deepMerge(_config, options);
    }
    if (!_config.root) {
        
        var root = scriptPrefix('browser.js');
        _config.root = basePath(root.substr(0, root.length - 1));
        if (!_config.root) {
            throw new Error('Unable to detect root URL for WCT sources. Please set WCT.root before including browser.js');
        }
    }
}
function setup ( options ) { var childRunner = ChildRunner . current ( ) ; if ( childRunner ) { _deepMerge ( _config , childRunner . parentScope . WCT . _config ) ; // But do not force the mocha UI delete _config . mochaOptions . ui ; } if ( options && typeof options === 'object' ) { _deepMerge ( _config , options ) ; } if ( ! _config . root ) { // Sibling dependencies. var root = scriptPrefix ( 'browser.js' ) ; _config . root = basePath ( root . substr ( 0 , root . length - 1 ) ) ; if ( ! _config . root ) { throw new Error ( 'Unable to detect root URL for WCT sources. Please set WCT.root before including browser.js' ) ; } } }
Merges initial `options` into WCT's global configuration.

@param {Object} options The options to merge. See `browser/config.js` for a
reference.
Merges initial options into WCT s global configuration .