支持event成员导出 about duktape-unity HOT 2 CLOSED

add_event 直接创建一个 js 对象包装 add/remove 方法;
静态event 直接在 class object 上创建;
非静态event 在 constructor 中创建;

from duktape-unity.

public class Sample {
    public static event Action test;
}

let cb = function () {
    console.log("hello");
};
Sample.test.on(cb);
Sample.test.off(cb);

from duktape-unity.