vue.js 2.0 和vue.js 3.0依赖收集

mutableInstrumentations

reactive

Dep

setter

addDep

mutableCollectionHandlers:对集合代理的操作

depsMap

reactiveEffect

Observer

defineReactive

effectStack.pop

createReactiveObject

queueWatcher

trigger 触发

add

effect

track 依赖收集

observe

dependArray

walk

new Proxy

createReactiveEffect

effectStack

getter

Dep = Set<ReactiveEffect>

set

observeArray

depend

handlers(collectionHandlers、baseHandlers)

Array.isArray(value)

notify

subs: Array

遍历key

dep.has(activeEffect)

run

Container

Watcher

挂载effect属性

cleanup

target

depsMap.get(key)

update

get

不包含

effectStack.pushactiveEffect = effectretrun fn()