@NotNull
    public List<String> getLoadPath() {
        List<String> loadPath = new ArrayList<>();
        loadPath.addAll(path);
        loadPath.add("/Users/yinwang/.rvm/src/ruby-2.0.0-p247/lib");

        if (cwd != null) {
            loadPath.add(cwd);
        }
        if (projectDir != null && (new File(projectDir).isDirectory())) {
            loadPath.add(projectDir);
        }

        return loadPath;
    }