name: staticcheck

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - '*'

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
    - name: Set up Go 1.13
      uses: actions/setup-go@v1
      with:
        go-version: 1.13

    - name: Check out code
      uses: actions/checkout@v1

    - name: Run staticcheck
      run: go run honnef.co/go/tools/cmd/staticcheck -- ./...

    - uses: k0kubun/action-slack@v2.0.0
      with:
        payload: |
          {
            "attachments": [{
              "text": "${{ job.status }}: ${{ github.workflow }} <https://github.com/${{ github.repository }}/commit/${{ github.sha }}/checks|${{ env.COMMIT_DATE }} #${{ env.COMMIT_NUMBER_OF_DAY }}> " +
                      "(<https://github.com/${{ github.repository }}/commit/${{ github.sha }}|" + "${{ github.sha }}".substring(0, 10) + ">) " +
                      "of ${{ github.repository }}@" + "${{ github.ref }}".split('/').reverse()[0] + " by ${{ github.event.head_commit.committer.name }}",
              "color": "danger"
            }]
          }
      env:
        SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
      if: failure() && github.event_name == 'push'