/
getVersions.js
69 lines (59 loc) · 2.01 KB
/
getVersions.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
const semver = require('semver')
const PackageManager = require('./ProjectPackageManager')
const { loadOptions, saveOptions } = require('../options')
let sessionCached
const pm = new PackageManager()
module.exports = async function getVersions () {
if (sessionCached) {
return sessionCached
}
let latest
const local = require(`../../package.json`).version
if (process.env.VUE_CLI_TEST || process.env.VUE_CLI_DEBUG) {
return (sessionCached = {
current: local,
latest: local
})
}
// should also check for prerelease versions if the current one is a prerelease
const includePrerelease = !!semver.prerelease(local)
const { latestVersion = local, lastChecked = 0 } = loadOptions()
const cached = latestVersion
const daysPassed = (Date.now() - lastChecked) / (60 * 60 * 1000 * 24)
let error
if (daysPassed > 1) {
// if we haven't check for a new version in a day, wait for the check
// before proceeding
try {
latest = await getAndCacheLatestVersion(cached, includePrerelease)
} catch (e) {
latest = cached
error = e
}
} else {
// Otherwise, do a check in the background. If the result was updated,
// it will be used for the next 24 hours.
// don't throw to interrupt the user if the background check failed
getAndCacheLatestVersion(cached, includePrerelease).catch(() => {})
latest = cached
}
return (sessionCached = {
current: local,
latest,
error
})
}
// fetch the latest version and save it on disk
// so that it is available immediately next time
async function getAndCacheLatestVersion (cached, includePrerelease) {
let version = await pm.getRemoteVersion('vue-cli-version-marker', 'latest')
if (includePrerelease) {
const next = await pm.getRemoteVersion('vue-cli-version-marker', 'next')
version = semver.gt(next, version) ? next : version
}
if (semver.valid(version) && version !== cached) {
saveOptions({ latestVersion: version, lastChecked: Date.now() })
return version
}
return cached
}