# app_conf 扩展函数
获取 app_conf 对象后,可以直接用 object 的接口访问 app_conf。
# 1. app_conf
获取 app_conf 对象
# 原型
app_conf() => object
# 示例
assert(object_set(app_conf(), "timeout", 100))
# 2. app_conf_save
保存修改。
# 原型
app_conf_save() => bool
# 示例
assert(app_conf_save())
# 完整示例
assert(object_set(app_conf(), "timeout", 100))
assert(object_set(app_conf(), "serial.device", "/dev/tty01"))
assert(object_set(app_conf(), "serial.baudrate", 115200))
assert(app_conf_save())
assert(object_get(app_conf(), "timeout") == 100)
assert(object_get(app_conf(), "serial.device") == "/dev/tty01")
assert(object_get(app_conf(), "serial.baudrate") == 115200)
assert(object_remove(app_conf(), "timeout"))
assert(object_remove(app_conf(), "serial"))
assert(object_get(app_conf(), "timeout", 10) == 10)
assert(object_get(app_conf(), "serial.device", "a") == "a")
assert(object_get(app_conf(), "serial.baudrate", 1000) == 1000)
assert(object_set(app_conf(), "timeout", 100))
assert(app_conf_save())