Setup attempt

2 files changed, 135 insertions, 0 deletions

diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
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+++ b/.github/workflows/deploy.yaml
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+name: Deploy
+
+on:
+  workflow_run:
+    workflows: ["Lint"]
+    branches:
+      - main
+    types:
+      - completed
+
+jobs:
diff --git a/.github/workflows/lint.yaml b/.github/workflows/lint.yaml
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index 00000000..0869a008
--- /dev/null
+++ b/.github/workflows/lint.yaml
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+name: Lint
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  lint:
+    name: Run pre-commit & flake8
+    runs-on: ubuntu-latest
+    env:
+      # Configure pip to cache dependencies and do a user install
+      PIP_NO_CACHE_DIR: false
+      PIP_USER: 1
+
+      # Make sure package manager does not use virtualenv
+      POETRY_VIRTUALENVS_CREATE: false
+
+      # Specify explicit paths for python dependencies and the pre-commit
+      # environment so we know which directories to cache
+      POETRY_CACHE_DIR: ${{ github.workspace }}/.cache/py-user-base
+      PYTHONUSERBASE: ${{ github.workspace }}/.cache/py-user-base
+      PRE_COMMIT_HOME: ${{ github.workspace }}/.cache/pre-commit-cache
+
+    steps:
+      - name: Add custom PYTHONUSERBASE to PATH
+        run: echo '${{ env.PYTHONUSERBASE }}/bin/' >> $GITHUB_PATH
+
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Setup python
+        id: python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.9'
+
+      # This step caches our Python dependencies. To make sure we
+      # only restore a cache when the dependencies, the python version,
+      # the runner operating system, and the dependency location haven't
+      # changed, we create a cache key that is a composite of those states.
+      #
+      # Only when the context is exactly the same, we will restore the cache.
+      - name: Python Dependency Caching
+        uses: actions/cache@v2
+        id: python_cache
+        with:
+          path: ${{ env.PYTHONUSERBASE }}
+          key: "python-0-${{ runner.os }}-${{ env.PYTHONUSERBASE }}-\
+          ${{ steps.python.outputs.python-version }}-\
+          ${{ hashFiles('./pyproject.toml', './poetry.lock') }}"
+
+      # Install our dependencies if we did not restore a dependency cache
+      - name: Install dependencies using Poetry
+        if: steps.python_cache.outputs.cache-hit != 'true'
+        run: |
+          pip install poetry
+          poetry install
+      # This step caches our pre-commit environment. To make sure we
+      # do create a new environment when our pre-commit setup changes,
+      # we create a cache key based on relevant factors.
+      - name: Pre-commit Environment Caching
+        uses: actions/cache@v2
+        with:
+          path: ${{ env.PRE_COMMIT_HOME }}
+          key: "precommit-0-${{ runner.os }}-${{ env.PRE_COMMIT_HOME }}-\
+          ${{ steps.python.outputs.python-version }}-\
+          ${{ hashFiles('./.pre-commit-config.yaml') }}"
+
+      # We will not run `flake8` here, as we will use a separate flake8
+      # action. As pre-commit does not support user installs, we set
+      # PIP_USER=0 to not do a user install.
+      - name: Run pre-commit hooks
+        run: export PIP_USER=0; SKIP=flake8 pre-commit run --all-files
+
+      # Run flake8 and have it format the linting errors in the format of
+      # the GitHub Workflow command to register error annotations. This
+      # means that our flake8 output is automatically added as an error
+      # annotation to both the run result and in the "Files" tab of a
+      # pull request.
+      #
+      # Format used:
+      # ::error file={filename},line={line},col={col}::{message}
+      - name: Run flake8
+        run: "flake8 \
+        --format='::error file=%(path)s,line=%(row)d,col=%(col)d::[flake8] %(code)s: %(text)s'"
+
+      - name: Run tests and generate coverage report
+        run: pytest -n auto --cov --disable-warnings -q
+
+      # This step will publish the coverage reports coveralls.io and
+      # print a "job" link in the output of the GitHub Action
+      - name: Publish coverage report to coveralls.io
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: coveralls
+
+      # Prepare the Pull Request Payload artifact. If this fails, we
+      # we fail silently using the `continue-on-error` option. It's
+      # nice if this succeeds, but if it fails for any reason, it
+      # does not mean that our lint checks failed.
+      - name: Prepare Pull Request Payload artifact
+        id: prepare-artifact
+        if: always() && github.event_name == 'pull_request'
+        continue-on-error: true
+        run: cat $GITHUB_EVENT_PATH | jq '.pull_request' > pull_request_payload.json
+
+      # This only makes sense if the previous step succeeded. To
+      # get the original outcome of the previous step before the
+      # `continue-on-error` conclusion is applied, we use the
+      # `.outcome` value. This step also fails silently.
+      - name: Upload a Build Artifact
+        if: always() && steps.prepare-artifact.outcome == 'success'
+        continue-on-error: true
+        uses: actions/upload-artifact@v2
+        with:
+          name: pull-request-payload
+          path: pull_request_payload.json
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