test1.html

<!DOCTYPE html>
<html>
    <head>
        <title>TODO supply a title</title>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width">
        <script src="avalon.js" type="text/javascript"></script>
        <script>
            var model = avalon.define("test", function(vm) {
                vm.data = {}
            })
            setTimeout(function() {
                var data = {
                    a: 1,
                    b: 2,
                    c: 3
                }
              model.data = data //这样正常
             // avalon.mix(model.data, data) //这样会报错
            }, 1000)
        </script>
        <style>
            #aaa{
                width: 100%;
                height:200px;
                background:green;
            }
        </style>
    </head>
    <body ms-controller="test">
       <input ms-duplex="data.a"/>
    </body>
</html>