function registerLangHandler()

in content/resources/js/prettify.js [1177:1186]

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

    function registerLangHandler(handler, fileExtensions) {
        for (var i = fileExtensions.length; --i >= 0;) {
            var ext = fileExtensions[i];
            if (!langHandlerRegistry.hasOwnProperty(ext)) {
                langHandlerRegistry[ext] = handler;
            } else if (window['console']) {
                console['warn']('cannot override language handler %s', ext);
            }
        }
    }