Migrate to ruff

Author: ChrisLovering

.github/workflows/lint-test.yaml

@@ -20,22 +20,12 @@ jobs:
           python_version: ${{ matrix.python_version }}
           install_args: "--extras async-rediscache --only main --only lint --only test"
 
-      # We will not run `flake8` here, as we will use a separate flake8
-      # action.
       - name: Run pre-commit hooks
-        run: SKIP=flake8 pre-commit run --all-files
+        run: SKIP=ruff 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'"
+      # Run `ruff` using github formatting to enable automatic inline annotations.
+      - name: Run ruff
+        run: "ruff check --format=github ."
 
       - name: Run tests and generate coverage report
         run: python -m pytest -n auto --cov pydis_core -q

.pre-commit-config.yaml

@@ -5,20 +5,25 @@ repos:
       - id: check-merge-conflict
       - id: check-toml
       - id: check-yaml
-        args: [--unsafe] # Required due to custom constructors (e.g. !ENV)
       - id: end-of-file-fixer
       - id: trailing-whitespace
         args: [--markdown-linebreak-ext=md]
-  - repo: https://github.com/pre-commit/pygrep-hooks
-    rev: v1.9.0
-    hooks:
-      - id: python-check-blanket-noqa
+
   - repo: local
     hooks:
-      - id: flake8
-        name: Flake8
-        description: This hook runs flake8 within our project's poetry environment.
-        entry: poetry run flake8
+      - id: isort
+        name: isort
+        description: This hook runs isort within our project's environment.
+        entry: poetry run isort
         language: system
         types: [python]
         require_serial: true
+
+      - id: ruff
+        name: ruff
+        description: Run ruff linting
+        entry: poetry run ruff check --force-exclude
+        language: system
+        'types_or': [python, pyi]
+        require_serial: true
+        args: [--fix, --exit-non-zero-on-fix]