text VUE.JS Deep Dive
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<div id="count"></div>
<button onclick="state.count++">++</button>
<script>
let currentEffect
class Dep {
constructor() {
this.subscribers = new Set()
}
depend() {
if (currentEffect) {
this.subscribers.add(currentEffect)
}
}
notify() {
this.subscribers.forEach(sub => {
sub()
})
}
}
function effect(runner) {
currentEffect = runner
runner()
currentEffect = null
}
// ---
function observable(obj) {
Object.keys(obj).forEach(key => {
let value = obj[key]
const dep = new Dep()
Object.defineProperty(obj, key, {
get() {
dep.depend()
return value
},
set(newValue) {
value = newValue
dep.notify()
}
})
})
return obj
}
const state = observable({
count: 0
})
effect(() => {
document.getElementById('count').textContent = state.count
})
state.count++
</script>
https://github.com/nuxt/nuxt.js/issues/2680
https://stackoverflow.com/questions/46805455/how-use-own-js-as-plugin-using-nuxt-js
http://vuejs-templates.github.io/webpack/
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