Global value using `static` property

[DrSensor]

/// script.js
export default class Global {
  static count = 0
  count = 0
  increment() {
    Global.count++
    this.count++
  }
}

<!-- page.html -->
<render-scope id="1">
  <button onclick:="increment">

  <script type="module" src="script.js"></script>
  <input value:="^count">
  <input value:="count">
</render-scope>

<render-scope id="2">

  <script type="module" src="script.js"></script>
  <input value:="^count">
  <input value:="count">
</render-scope>

import { page } from "test:page.html"

const scope = page.$$('render-scope')
    , increment_button1 = scope[0].$("button")
    , [ static_input1
      , input1 ] = scope[0].$$('input[type="button"]')
    , [ static_input2
      , input2 ] = scope[1].$$('input[type="button"]')

assert(static_input1.value === "0")
assert(input1.value === "0")

assert(static_input2.value === "0")
assert(input2.value === "0")

increment_button1.click()

assert(static_input1.value === "1")
assert(input1.value === "1")

assert(static_input2.value === "1")
assert(input2.value === "0") // no change