pr-lint.yaml

name: "Lint PR"

on:
  pull_request:
    types:
      - opened
      - edited
      - synchronize

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  dependency-check:
    name: Validate Dependencies
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: CI Setup
        uses: ./.github/actions/ci-setup

      - name: Validate Dependencies
        run: pnpm depcheck

  validate-title:
    name: Validate PR title
    runs-on: ubuntu-latest
    steps:
      - uses: amannn/action-semantic-pull-request@v4
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          types: |
            feat
            fix
            chore
            build
            docs
            ci
            rc
      - name: Check PR title length
        env:
          TITLE: ${{ github.event.pull_request.title }}
        run: |
          title_length=${#TITLE}
          if [ $title_length -gt 72 ]
          then
            echo "PR title is too long (greater than 72 characters)"
            exit 1
          fi

  validate-changeset:
    name: Validate PR Changeset
    if: startsWith(github.head_ref, 'changeset-release') != true
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: CI Setup
        uses: ./.github/actions/ci-setup

      - name: Validate Changeset
        run: pnpm changeset status --since=origin/${{ github.base_ref }}

      - name: Validate Changeset Content
        run: |
          CHANGESET_FILE=$(git diff --diff-filter=A --name-only origin/${{ github.base_ref }} .changeset/*.md)

          if [ -z "$CHANGESET_FILE" ]; then
            # A PR doesn't have to have a changeset when packages aren't affected
            # e.g. when a script is added in the scripts folder
            exit 0
          fi
          echo "CHANGESET_FILE=$(echo "$CHANGESET_FILE")" >> $GITHUB_ENV

          AFFECTED_PACKAGES=$(sed -n '/---/,/---/p' "$CHANGESET_FILE" | sed '/---/d')

          if [ -z "$AFFECTED_PACKAGES" ]; then
            # The changelog logic ignores changesets that don't affect any packages so we can ignore them here as well,
            # because this changeset linting logic is only for changesets who's PRs will be referenced in the changelog.

            # The relevant changelog logic is here:
            # https://github.com/FuelLabs/fuels-ts/blob/155b6f2fe28e988b277dac231af6d6a0cff1df0c/scripts/changeset/get-full-changelog.mts#L77

            exit 0
          fi
          # TODO: Remove once v1.0.0 is released.
          # Minor changes are treated as breaking until v1.0.0 is released.
          if echo "$AFFECTED_PACKAGES" | grep -q 'minor'; then
            if ! echo "$PR_TITLE" | grep -q '!'; then
              echo "Changeset has `minor` changes. Please mark the PR as breaking by adding an exclamation mark to its title (e.g. fix!: xxx) or use a `patch` instead."
              exit 1
            fi
          fi

          CHANGESET_DESCRIPTION=$(sed 's/^\s*\|\s*$//g' "$CHANGESET_FILE" | tail -n1)

          if [ "$CHANGESET_DESCRIPTION" != "$PR_TITLE" ]; then
            echo "Changeset content does not match PR title. Please update the changeset to match the PR title."
            echo "Changeset file: $CHANGESET_FILE"
            echo "Changeset content:"
            cat "$CHANGESET_FILE"
            exit 1
          fi
        env:
          PR_TITLE: ${{ github.event.pull_request.title }}

      - name: Validate added changeset will be deleted
        if: ${{ env.CHANGESET_FILE != '' }}
        run: |
          pnpm changeset version

          if git status --porcelain .changeset | grep -q "D $CHANGESET_FILE"; then
              git reset --hard
              exit 0
          fi

          # Throw if changeset not in deleted changesets
          echo "Changeset file $CHANGESET_FILE will not get deleted in the changesets PR. Check its affected packages."
          exit 1
        env:
          CHANGESET_FILE: ${{ env.CHANGESET_FILE }}

      - name: Validate that there are only patch changes
        if: startsWith(github.base_ref, 'release/')
        run: |
          CHANGES=$(sed -n '/---/,/---/p' .changeset/*.md)
          echo $CHANGES | grep -E 'patch' --silent && echo "Patch changes found." || (echo "No patch changes found." && exit 1)
          echo $CHANGES | grep -E 'minor|major' --silent && echo "Old releases can only be patched; no minor and major versions allowed." && exit 1 || echo "No minor nor major changes."

      - name: Validate that there was no release for the next patch version
        if: startsWith(github.base_ref, 'release/')
        run: |
          pnpm changeset version
          VERSION=$(sed -nE 's/^\s*"version": "(.*?)",$/\1/p' packages/fuels/package.json)
          git reset --hard
          STATUS_CODE=$(curl -s -w '%{http_code}\n' "https://www.npmjs.com/package/fuels/v/$VERSION" | tail -n1)
          if [[ $STATUS_CODE  != 404 ]]; then
            echo "Release for version $VERSION already exists or curl received an unexpected result (result is $STATUS_CODE). Exiting."
            exit 1
          else
            exit 0
          fi
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}