How to use defineComputed method in Playwright Internal

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index.js

Source: index.js Github

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1const defineReactive = require('./src/defineReactive')
2const defineComputed = require('./src/defineComputed')
3const Observer = require('./src/observer')
4const Watcher = require('./src/watcher')
5
6exports.defineReactive = defineReactive
7exports.observe = Observer.observe
8exports.defineComputed = defineComputed
9exports.watch = function(fn, cb, options) {
10    const watcher = new Watcher(fn, cb, options)
11    return () => watcher.tearDown()
12}
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state.js

Source: state.js Github

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1// import { defineComputed } from "../../vue/src/core/instance/state";
2
3// import Watcher from "../../vue/src/core/observer/watcher";
4
5const computedWatcherOptions = { lazy: true };
6
7function initComputed(vm, computed) {
8  const watchers = vm._computedWatchers = Object.create(null);
9
10  for(const key in computed) {
11    const userDef = computed[key];
12    const getter = typeof userDef === 'function' ? userDef : userDef.get;
13
14    watchers[key] = new Watcher(
15      vm,
16      getter || noop,
17      noop,
18      computedWatcherOptions
19    )
20
21    if(!(key in vm)) {
22      defineComputed(vm, key, userDef);
23    }
24  }
25}
26
27function defineComputed(target, key, userDef) {
28  
29}
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