use proxy to implement reactive data

usage

import { watch , unwatch } from "data-watch"

var data = [{name:1}]

var newData = watch(data,{
    sync: true,
    deep: true,
    immediate: false,
    callback: (value)=>{console.log(value)}
});
newData[0].name = 2;
// [ { name: 2 } ]

unwatch(newData);
newData[0].name = 1;
// no log

params

| value | | | ------------ | ------------ | | sync | whether to trigger callback synchronously| | deep | whether to watch data deeply | | immediate | whether to trigger callback immediately| | callback | callback |