Release tool with automatic changelog generation and next SemVer version calculation based on conventional commits.

go get https://github.com/hekike/unchain

Run in your terminal:

unchain

It automatically detects the last tag and bumps the patch, minor or major semver component based on the commits since tha last tag.

If there is no tag specific it will start with 1.0.0.

What it does

• Detects next SemVer version based on commit history
• Detects current version from release commits made by this tool or from package.json
• Creates or prepends CHANGELOG.md
• (optional) Execs npm version if finds package.json
• Git tags release
• (optional) npm publish if finds package.json

CHANGELOG.md example

$ unchain /my-dir
<a name="1.0.0"></a>
## 1.0.0 (2018-12-16)


#### Bug Fixes

* **foo:** third commit 6289d27b800d3966ec7f14394ff4c48b08dd5976
* **foo:** second commit 998df6abedeeb0e090986b5de3a89e62c03c436d

#### Features

* **foo:** initial commit a4a95856d51dc3018170f2a854581590d1a27687

#### Breaking Changes

* so braking, much pain ecd94da5b9f10c04ce53723729ae7068cc73557e
* blabla 29afc9699602e73418395226f22389a5271c5e58

Commits example

• (optional, npm only): chore(package): bump version to 1.0.0
• (always): chore(changelog): update for version 1.0.0

Tag created

• 1.0.0 (with package.json, v1.0.0)

Skips non API facing commits from the changelog like test, chore and refactor.

Inspired by:

• https://github.com/conventional-changelog
• https://github.com/Unleash/unleash

Follows:

• https://semver.org
• https://www.conventionalcommits.org

Under cmd you can find additional binaries.

Detect SemVer change since latest Git Tag.

$ conv-change /my-dir
major

Parse commits since latest Git Tag.

$ conv-parse /my-dir
hash,semver,type,component,description,body,footer
ecd94da5b9f10c04ce53723729ae7068cc73557e,major,fix,foo,fifth commit,body,BREAKING CHANGE: so braking, much pain
29afc9699602e73418395226f22389a5271c5e58,major,fix,bar,fourth commit,BREAKING CHANGE: blabla,
6289d27b800d3966ec7f14394ff4c48b08dd5976,patch,fix,foo,third commit,body,
998df6abedeeb0e090986b5de3a89e62c03c436d,patch,chore,foo,second commit,,
a4a95856d51dc3018170f2a854581590d1a27687,minor,feat,foo,initial commit,,