Get the diff type of two semver versions: 0.0.1 0.0.2 → patch

npm install semver-diff

import semverDiff from '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

Returns the difference type between two semver versions, or undefined if they are identical or the second one is lower than the first.

Possible values:

• 'major',
• 'premajor',
• 'minor',
• 'preminor',
• 'patch',
• 'prepatch',
• 'prerelease',
• 'build',
• undefined

• 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