-
Notifications
You must be signed in to change notification settings - Fork 0
/
calculate-version.js
34 lines (27 loc) · 880 Bytes
/
calculate-version.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
const fs = require('fs');
const semver = require('semver');
const packageJsonFilePath = 'package.json';
module.exports = ((params) => {
const release = params.release;
const prerelease = params.prerelease;
const allowDowngrade = params.allowDowngrade;
const file = JSON.parse(fs.readFileSync(packageJsonFilePath));
const oldVersion = file.version;
if (!params) {
return oldVersion;
}
let newVersion;
if (prerelease) {
if (semver.prerelease(oldVersion)) {
newVersion = semver.inc(oldVersion, 'prerelease', prerelease);
} else {
newVersion = semver.inc(oldVersion, `pre${release}`, prerelease);
}
if (semver.lt(newVersion, oldVersion) && !allowDowngrade) {
newVersion = semver.inc(oldVersion, `pre${release}`, prerelease);
}
} else {
newVersion = semver.inc(oldVersion, release);
}
return newVersion;
});