code: function load(made, callback) {
      fs.readFile(path.resolve(directory, 'miaow.cache.json'), {encoding: 'utf-8'}, function(err, data) {
        var modules = {};
        var emitModules = {};
  
        try {
          var info = JSON.parse(data || '{"modules": {}}');
  
          if (
            info.version === pkg.version &&
            info.key === key
          ) {
            modules = info.modules || {};
            emitModules = info.emitModules || {};
          }
        } catch (err) {
        }
  
        callback(null, modules, emitModules);
      });
    }
docs: 读取缓存日志