属性：type、message
构造方法：__construct
think/event/LogWrite.php属性：channel、log
构造方法：__construct
think/event/RouteLoaded.php构造方法：__construct
think/exception/ClassNotFoundException.php属性：class
构造方法：__construct、getClass
think/exception/ErrorException.php属性：severity
构造方法：__construct
获取错误级别：getSeverity
think/exception/FailException.php获取错误级别：getSeverity
think/exception/FuncNotFoundException.php属性：func
构造方法：__construct
获取方法名：getFunc
think/exception/Handle.php属性：app、ignoreReport、isJson
构造方法：__construct
上报或者记录异常：report
是否忽略：isIgnoreReport
渲染异常：render
渲染异常renderForConsole
渲染