ci: Add a slack notifier workflow #60
Workflow file for this run
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name: Check Conventional Commits format | |
on: | |
# Allow this workflow to be called by another workflow | |
workflow_call: | |
secrets: | |
GITHUB_PAT: | |
description: 'The github token for the user that will post comments.' | |
required: true | |
# The caller should use these triggers on their workflow file | |
pull_request_target: | |
branches: | |
- main | |
types: | |
- opened | |
- edited | |
- synchronize | |
- labeled | |
- unlabeled | |
# The action does not support running on merge_group events, | |
# but if the check succeeds in the PR there is no need to check it again. | |
merge_group: | |
types: [checks_requested] | |
jobs: | |
main: | |
name: Validate Conventional Commit PR title | |
runs-on: ubuntu-latest | |
env: | |
# We use a HUGRBOT_PAT secret locally. | |
GITHUB_TOKEN: ${{ secrets.GITHUB_PAT || secrets.HUGRBOT_PAT }} | |
outputs: | |
# Whether the PR title indicates a breaking change. | |
breaking: ${{ steps.breaking.outputs.breaking }} | |
# Whether the PR body contains a "BREAKING CHANGE:" footer describing the breaking change. | |
has_breaking_footer: ${{ steps.breaking.outputs.has_breaking_footer }} | |
# The following steps are only run on pull_request_target events. We add the | |
# `if` statements to each individual step since we want the job to still | |
# succeed in merge queues. Skipping the job completely doesn't seem to work | |
# when called as a reusable workflow (the worker is never started, and the | |
# queued job just hangs there). | |
steps: | |
- name: Fail if the GITHUB_PAT input is not set | |
if: env.GITHUB_TOKEN == '' | |
run: | | |
echo "The `GITHUB_PAT` input is required." | |
exit 1 | |
- name: Validate the PR title format | |
uses: amannn/action-semantic-pull-request@v5 | |
if: github.event_name == 'pull_request_target' | |
id: lint_pr_title | |
with: | |
# Configure which types are allowed (newline-delimited). | |
# Default: https://github.com/commitizen/conventional-commit-types | |
types: | | |
feat | |
fix | |
docs | |
style | |
refactor | |
perf | |
test | |
ci | |
chore | |
revert | |
# Configure which scopes are allowed (newline-delimited). | |
# These are regex patterns auto-wrapped in `^ $`. | |
#scopes: | | |
# .* | |
# Configure that a scope must always be provided. | |
requireScope: false | |
# Configure which scopes are disallowed in PR titles (newline-delimited). | |
# For instance by setting the value below, `chore(release): ...` (lowercase) | |
# and `ci(e2e,release): ...` (unknown scope) will be rejected. | |
# These are regex patterns auto-wrapped in `^ $`. | |
#disallowScopes: | | |
# release | |
# [A-Z]+ | |
# Configure additional validation for the subject based on a regex. | |
# This example ensures the subject doesn't start with an uppercase character. | |
#subjectPattern: ^(?![A-Z]).+$ | |
# If `subjectPattern` is configured, you can use this property to override | |
# the default error message that is shown when the pattern doesn't match. | |
# The variables `subject` and `title` can be used within the message. | |
#subjectPatternError: | | |
# The subject "{subject}" found in the pull request title "{title}" | |
# didn't match the configured pattern. Please ensure that the subject | |
# doesn't start with an uppercase character. | |
# If the PR contains one of these newline-delimited labels, the | |
# validation is skipped. If you want to rerun the validation when | |
# labels change, you might want to use the `labeled` and `unlabeled` | |
# event triggers in your workflow. | |
ignoreLabels: | | |
ignore-semantic-pull-request | |
# `action-semantic-pull-request` does not parse the title, so it cannot | |
# detect if it is marked as a breaking change. | |
# | |
# Since at this point we know the PR title is a valid conventional commit, | |
# we can use a simple regex that looks for a '!:' sequence. It could be | |
# more complex, but we don't care about false positives. | |
- name: Check for breaking change flag | |
if: github.event_name == 'pull_request_target' | |
id: breaking | |
run: | | |
if [[ "${PR_TITLE}" =~ ^.*\!:.*$ ]]; then | |
echo "breaking=true" >> $GITHUB_OUTPUT | |
else | |
echo "breaking=false" >> $GITHUB_OUTPUT | |
fi | |
# Check if the PR comment has a "BREAKING CHANGE:" footer describing | |
# the breaking change. | |
if [[ "${PR_BODY}" != *"BREAKING CHANGE:"* ]]; then | |
echo "has_breaking_footer=false" >> $GITHUB_OUTPUT | |
else | |
echo "has_breaking_footer=true" >> $GITHUB_OUTPUT | |
fi | |
env: | |
PR_TITLE: ${{ github.event.pull_request.title }} | |
PR_BODY: ${{ github.event.pull_request.body }} | |
# Post a help comment if the PR title indicates a breaking change but does | |
# not contain a "BREAKING CHANGE:" footer. | |
- name: Require "BREAKING CHANGE:" footer for breaking changes | |
id: breaking-comment | |
if: ${{ github.event_name == 'pull_request_target' && steps.breaking.outputs.breaking == 'true' && steps.breaking.outputs.has_breaking_footer == 'false' }} | |
uses: marocchino/sticky-pull-request-comment@v2 | |
with: | |
header: pr-title-lint-error | |
message: | | |
Hey there and thank you for opening this pull request! 👋 | |
It looks like your proposed title indicates a breaking change. If that's the case, | |
please make sure to include a "BREAKING CHANGE:" footer in the body of the pull request | |
describing the breaking change and any migration instructions. | |
GITHUB_TOKEN: ${{ env.GITHUB_TOKEN }} | |
- name: Fail if the footer is required but missing | |
if: ${{ github.event_name == 'pull_request_target' && steps.breaking.outputs.breaking == 'true' && steps.breaking.outputs.has_breaking_footer == 'false' }} | |
run: exit 1 | |
- name: Post a comment if the PR badly formatted | |
uses: marocchino/sticky-pull-request-comment@v2 | |
# When the previous steps fails, the workflow would stop. By adding this | |
# condition you can continue the execution with the populated error message. | |
if: always() && github.event_name == 'pull_request_target' && (steps.lint_pr_title.outputs.error_message != null) | |
with: | |
header: pr-title-lint-error | |
message: | | |
Hey there and thank you for opening this pull request! 👋 | |
We require pull request titles to follow the [Conventional Commits specification](https://www.conventionalcommits.org/en/v1.0.0/) | |
and it looks like your proposed title needs to be adjusted. | |
Your title should look like this. The scope field is optional. | |
``` | |
<type>(<scope>): <description> | |
``` | |
If the PR includes a breaking change, mark it with an exclamation mark: | |
``` | |
<type>!: <description> | |
``` | |
and include a "BREAKING CHANGE:" footer in the body of the pull request. | |
Details: | |
``` | |
${{ steps.lint_pr_title.outputs.error_message }} | |
``` | |
GITHUB_TOKEN: ${{ env.GITHUB_TOKEN }} | |
# Delete previous comments when the issues have been resolved | |
# This step doesn't run if any of the previous checks fails. | |
- name: Delete previous comments | |
uses: marocchino/sticky-pull-request-comment@v2 | |
if: github.event_name == 'pull_request_target' | |
with: | |
header: pr-title-lint-error | |
delete: true | |
GITHUB_TOKEN: ${{ env.GITHUB_TOKEN }} |