JarCastingsemver-diff 
Get the diff type of two semver versions:
0.0.1 0.0.2→patch
Install
$ npm install semver-diff
Usage
const semverDiff = require('semver-diff');
semverDiff('1.1.1', '1.1.2');
//=> 'patch'
semverDiff('1.1.1-foo', '1.1.2');
//=> 'prepatch'
semverDiff('0.0.1', '1.0.0');
//=> 'major'
semverDiff('0.0.1-foo', '1.0.0');
//=> 'premajor'
semverDiff('0.0.1', '0.1.0');
//=> 'minor'
semverDiff('0.0.1-foo', '0.1.0');
//=> 'preminor'
semverDiff('0.0.1-foo', '0.0.1-foo.bar');
//=> 'prerelease'
semverDiff('0.1.0', '0.1.0+foo');
//=> 'build'
semverDiff('0.0.1', '0.0.1');
//=> undefined
semverDiff('0.0.2', '0.0.1');
//=> undefined
API
semverDiff(versionA, versionB)
Returns the difference type between two semver versions, or undefined if they're identical or the second one is lower than the first.
Possible values: 'major', 'premajor', 'minor', 'preminor', 'patch', 'prepatch', 'prerelease', 'build', undefined.
Related
- latest-semver - Get the latest stable semver version from an array of versions
- to-semver - Get an array of valid, sorted, and cleaned semver versions from an array of strings
- semver-regex - Regular expression for matching semver versions
- semver-truncate - Truncate a semver version:
1.2.3→1.2.0
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