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renovate-automerge

Automerge devDependency updates and move off config:base.

Uses: renovate.add_package_rule, renovate.replace_preset

Start a campaign from it, then point it at your organization:

gh fleet init --from renovate-automerge --org your-org

Campaign

load("@fleet//renovate.star", "add_package_rule", "replace_preset")

def change(repo):
    replace_preset(repo, "config:base", "config:recommended")
    add_package_rule(repo, {
        "matchDepTypes": ["devDependencies"],
        "matchUpdateTypes": ["minor", "patch"],
        "automerge": True,
    })

# yaml-language-server: $schema=https://raw.githubusercontent.com/rossedman/gh-fleet/main/internal/campaign/campaign.schema.json
apiVersion: fleet.gh/v1
name: renovate-automerge-dev
description: Automerge devDependency updates and move off config:base

targets:
  orgs: [acme]
  include:
    files: [renovate.json]

change:
  steps:
    # Replaces the deprecated config:base preset with config:recommended and
    # adds a rule that automerges minor and patch devDependency updates,
    # unless the repo already has that exact rule.
    - name: renovate-automerge
      starlark: ./change.star
      timeout: 1m

pr:
  title: "chore: automerge devDependency updates"
  body: |
    Lets Renovate automerge minor and patch devDependency updates in
    {{ .Repo.Name }}, and moves the config off the deprecated `config:base`.

    Opened by the `{{ .Campaign.Name }}` campaign with [gh fleet](https://github.com/rossedman/gh-fleet).
  labels: [fleet, dependencies]

Test cases

gh fleet test runs the change on each case's before/ files and checks the result against after/. See Testing a campaign.

inline-lists

.github/renovate.json

{
  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
  "extends": ["config:base", ":pinDependencies"],
  "packageRules": [
    {
      "description": "Use build semantic type for some deps",
      "matchPackageNames": ["@vercel/ncc", "typescript"],
      "semanticCommitType": "build"
    }
  ]
}

.github/renovate.json

{
  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
  "extends": ["config:recommended", ":pinDependencies"],
  "packageRules": [
    {
      "description": "Use build semantic type for some deps",
      "matchPackageNames": ["@vercel/ncc", "typescript"],
      "semanticCommitType": "build"
    },
    {
      "matchDepTypes": ["devDependencies"],
      "matchUpdateTypes": ["minor", "patch"],
      "automerge": true
    }
  ]
}

Source on GitHub