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Webworker (#3480)

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* added missing eslint-loader that prevented the example to run and changed freeWorker to terminate a worker and create a new since we can not really free a worker

* proper remove long running worker from longRunningWorkers array when done

* polish web-worker example

set nuxt to 'latest' version

this will change

this will also change
This commit is contained in:
Jon Ege Ronnenberg 2018-06-26 12:33:51 +02:00 committed by Sébastien Chopin
parent e993616c07
commit 1b46a95b06
3 changed files with 17 additions and 4 deletions
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4
examples/web-worker/assets/js/Example.worker.js
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@ -1,4 +1,4 @@
// // block for `time` ms, then return the number of loops we could run in that time:
// block for `time` ms, then return the number of loops we could run in that time:
function expensive(time) {
let start = Date.now(),
count = 0
@ -13,5 +13,7 @@ self.addEventListener('message', (event) => {
if (event.data.action === 'expensive' && event.data.time) {
// Post data to parent thread
self.postMessage(expensive(Number(event.data.time)))
} else {
self.postMessage({ hello: 'from worker' })
}
})

3
examples/web-worker/package.json
View File

@ -11,9 +11,10 @@
"precommit": "npm run lint"
},
"dependencies": {
"nuxt": "^1.4.0"
"nuxt": "^1.4.1"
},
"devDependencies": {
"eslint-loader": "^2.0.0",
"worker-loader": "^1.1.1"
}
}

14
examples/web-worker/pages/index.vue
View File

@ -68,6 +68,12 @@ export default {
test () {
const worker = this.workers[this.workerIndex++ % this.workers.length]
if (worker) {
worker.onmessage = (event) => {
this.notification = event.data.hello
}
}
if (worker) worker.postMessage({ hello: 'world' })
else this.notification = 'No more test workers available'
},
@ -76,7 +82,9 @@ export default {
if (worker) {
worker.onmessage = (event) => {
console.log(`expensive made ${event.data} loops`)
this.notification = `expensive made ${event.data} loops`
worker.onmessage = null
this.workers.push(...this.longRunningWorkers.splice(this.longRunningWorkers.indexOf(worker), 1))
}
this.longRunningWorkers.push(worker)
} else {
@ -86,9 +94,11 @@ export default {
worker.postMessage({ action: 'expensive', time: miliseconds })
},
freeWorker () {
// we can't really free a worker, we can only terminate it and create a new
const worker = this.longRunningWorkers.pop()
worker.onmessage = null
this.workers.push(worker)
worker.terminate()
this.workers.push(this.$worker.createWorker())
this.notification = 'Worker freed'
},
removeWorker () {