name: Lint
# Lint runs golangci-lint over the entire ethermint repository This workflow is
# run on every pull request and push to main The `golangci` will pass without
# running if no *.{go, mod, sum} files have been changed.
on:
  pull_request:
  push:
    branches:
      - main
jobs:
  golangci:
    name: Run golangci-lint
    runs-on: ubuntu-latest
    timeout-minutes: 10
    steps:
      # Required: setup-go, for all versions v3.0.0+ of golangci-lint
      - uses: actions/setup-go@v3
        with:
          go-version: 1.19
          check-latest: true
      - uses: actions/checkout@v3
      - uses: technote-space/get-diff-action@v6.1.1
        with:
          PATTERNS: |
            **/**.go
            go.mod
            go.sum
      - uses: golangci/golangci-lint-action@v3.3.1
        with:
          # Required: the version of golangci-lint is required and must be specified without patch version: we always use the latest patch version.
          version: latest
          args: --timeout 10m
          github-token: ${{ secrets.github_token }}
        # Check only if there are differences in the source code
        if: "env.GIT_DIFF"
  markdown-lint:
    name: Run markdown-lint
    runs-on: ubuntu-latest
    timeout-minutes: 10
    steps:
      - uses: actions/checkout@v3
      - uses: technote-space/get-diff-action@v6.1.1
        with:
          PATTERNS: |
            docs/**/*.md
            x/**/*.md
            README.md
      - uses: nosborn/github-action-markdown-cli@v3.2.0
        with:
          files: .
          config_file: .markdownlint.yml
          ignore_path: .markdownlintignore
        # Check only if there are differences in the source code
        if: env.GIT_DIFF
  python-lint:
    name: Run flake8 on python integration tests
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - uses: cachix/install-nix-action@v18
      - uses: cachix/cachix-action@v12
        with:
          name: ethermint
      - uses: technote-space/get-diff-action@v6.1.1
        with:
          PATTERNS: |
            **/**.py
      - run: |
          nix-shell -I nixpkgs=./nix -p test-env --run "make lint-py"
        if: env.GIT_DIFF
  gomod2nix:
    name: Check gomod2nix.toml file is up to date
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2.3.4
      - uses: cachix/install-nix-action@v18
      - uses: cachix/cachix-action@v12
        with:
          name: ethermint
      - uses: technote-space/get-diff-action@v6.1.1
        with:
          PATTERNS: |
            **/**.py
      - name: run gomod2nix
        run: |
          nix run -f ./nix gomod2nix
          git diff --no-ext-diff --exit-code
        if: env.GIT_DIFF