vue.js源码学习分享（五）

//配置项
var config = {/*** Option merge strategies (used in core/util/options)//选项合并策略*/optionMergeStrategies: Object.create(null),/*** Whether to suppress warnings.//是否抑制警告*/silent: false,/*** Show production mode//生产模式 tip message on boot?//提示信息引导*/productionTip: "development" !== 'production',/*** Whether to enable devtools//是否启用开发者工具*/devtools: "development" !== 'production',/*** Whether to record perf//是否记录性能*/performance: "development" !== 'production',/*** Error handler for watcher errors//错误处理观察错误*/errorHandler: null,/*** Ignore certain custom elements//忽略某些自定义元素*/ignoredElements: [],/*** Custom user key aliases for v-on//自定义用户键别名*/keyCodes: Object.create(null),/*** Check if a tag is reserved so that it cannot be registered as a//检查如果一个标签被保留所以它将不会被注册为一个组件* component. This is platform-dependent and may be overwritten.//这是与平台相关的可能被覆盖*/isReservedTag: no,/*** Check if a tag is an unknown element.检查一个标签是否是未知的元素* Platform-dependent.//平台相关*/isUnknownElement: no,/*** Get the namespace of an element//得到一个元素的命名空间*/getTagNamespace: noop,/*** Parse the real tag name for the specific platform.//针对特殊的平台解析真正的标签名称*/parsePlatformTagName: identity,/*** Check if an attribute must be bound using property, e.g. value//检查是否一个属性必须被限制用一个属性* Platform-dependent.*/mustUseProp: no,/*** List of asset types that a component can own.//组件能拥有的资产类型列表*/_assetTypes: ['component','directive','filter'],/*** List of lifecycle hooks.//钩子的生命周期*/_lifecycleHooks: ['beforeCreate','created','beforeMount','mounted','beforeUpdate','updated','beforeDestroy','destroyed','activated','deactivated'],/*** Max circular updates allowed in a scheduler flush cycle.最大循环更新允许在一个调度冲洗循环*/_maxUpdateCount: 100
};