function removeDotsFromPath()

in lib/utils.js [369:398]

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

function removeDotsFromPath(path) {
    var result = "";
    var segment = "";
    var end;

    while (path) {
        if (path.indexOf("..") === 0 || path.indexOf(".") === 0) {
            path = path.replace(/^\.\.?\/?/g, "");
        } else if (path.indexOf("/..") === 0) {
            path = path.replace(/^\/\..\/?/g, "/");
            end = result.lastIndexOf("/");
            if (end === -1) {
                result = "";
            } else {
                result = result.substring(0, end);
            }
        } else if (path.indexOf("/.") === 0) {
            path = path.replace(/^\/\.\/?/g, "/");
        } else {
            segment = path;
            end = path.indexOf("/", 1);
            if (end !== -1) {
                segment = path.substring(0, end);
            }
            result = result + segment;
            path = path.replace(segment, "");
        }
    }
    return result;
}