State and Lifecycle
IMAGE_PICKER_REQUEST);}catch(Exceptione){mPickerPromise.reject(E_FAILED_TO_SHOW_PICKER,e);mPickerPromise=null;}}} 监听LifeCycle
listen(process.env.npm_package_config_port) 然后用户可以通过执行以下操作来更改行为: npmconfigsetfoo:port80 当前的生命周期事件 最后,npm_lifecycle_event
/guide/instance#Lifecycle-Diagram)-[ContentDistribution](..