Changes helps automate code review and enforce team agreements.

It validates git diff with simple configuration and CEL scripting language.

Visit project GH pages site for detail documentation.

commit:
  # Commit message format validation. Example - `TEAM-123: fix something`
  subject: '(issue): (type)? (title)'
  values:
    issue:
      regexp: TEAM-\d+
check-functions:
  - message: use separate PRs for fixes and features
    # Function checks parsed commit types
    func: 'commits.exists(c, c.type == "fix") && commits.exists(c, c.type == "feat")'
  - message: page contains draft flag and will not be shown
    # Function checks changed files and its content
    func: changes.filter(c,
      c.path.endsWith(".md") && c.chunks.exists(ch, ch.content.contains("draft:"))
      )

Output

Changes
-------
docs/content/docs/ADR/24.02-output-message.md
- draft page will not be shown

Commits
-------
12341324: test
- type: value must be one of [fix ref feat]

Independent of platform

You can use it locally, as a CI step and in combination with messages posting tools.

See working GitHub actions configuration

Alternatives

Danger and conventional-changelog - great tools for JS and Ruby community.

Changes brings advantages for other languages users:

1. yaml/toml configuration familiarity and simplicity
2. One tool to rule. Set message format and use parsed values in diff validation and changelog generation
3. Well-designed configuration and scripting DSL
4. Go code maintainability and execution speed

Project state

[!NOTE]

Production ready

Project has solid API and active maintenance.

Please provide your feedback, needs, and ideas in project issues and discussions.

[!TIP]

Support

Use ! in issue or discussion title to get help in 2 hours.

Visit project GH pages site for detail documentation.