Makefile improvements + pre-commit hook (#340)

* Makefile improvements + pre-commit hook

* update make target in CI

* fix CI more

* .gitignore update

* couple more Makefile refinements

* make target-version explicit on ruff import sorting

.github/workflows/python-formatting.yml

@@ -20,12 +20,12 @@ jobs:
       with:
         python-version: '3.8'
     - name: Create virtual environment
-      run: python -m venv venv
+      run: python -m venv .venv
 
     - name: Install ruff
       run: |
-        ./venv/bin/pip install --upgrade pip
-        ./venv/bin/pip install ruff
+        ./.venv/bin/pip install --upgrade pip
+        ./.venv/bin/pip install ruff
 
     - name: Run formatting check
-      run: make ck-format
+      run: make check-format

.gitignore

@@ -1,6 +1,13 @@
 *.pyc
 *.diff
 .*.sw*
-/brozzler.egg-info/
 venv
+.venv
+
+# build artifacts
+build/
+brozzler.egg-info/
+
+# editor config
 .idea
+.vscode

Makefile

@@ -1,7 +1,50 @@
+# Build constants
+PYTHON_VERSION = 3.12
+VIRTUAL_ENV_DIR = .venv
+BROZZLER_EGG_LINK = ./brozzler.egg-info
+# Where's the Makefile running? Valid options: LOCAL, CI
+ENV ?= LOCAL
+# Which package manager to use? Valid options: UV, PIP
+PACKAGE_MANAGER ?= UV
+
+$(VIRTUAL_ENV_DIR):
+ifeq ($(PACKAGE_MANAGER),UV)
+	uv venv -p python$(PYTHON_VERSION) $@
+else ifeq ($(PACKAGE_MANAGER),PIP)
+	python$(PYTHON_VERSION) -m venv $@
+endif
+
+.PHONY: venv
+venv: $(VIRTUAL_ENV_DIR)
+
+$(BROZZLER_EGG_LINK): $(VIRTUAL_ENV_DIR) pyproject.toml
+ifeq ($(PACKAGE_MANAGER),UV)
+	VIRTUAL_ENV=$(shell pwd)/$(VIRTUAL_ENV_DIR) uv build
+else ifeq ($(PACKAGE_MANAGER),PIP)
+	VIRTUAL_ENV=$(shell pwd)/$(VIRTUAL_ENV_DIR) pip$(PYTHON_VERSION) wheel --no-deps --wheel-dir dist .
+endif
+
+.PHONY: build
+build: $(BROZZLER_EGG_LINK)
+
+.PHONY: clean
+clean: $(BROZZLER_EGG_LINK)
+	rm -rf $(BROZZLER_EGG_LINK)
+	rm -rf $(shell pwd)/dist
+
+.git/hooks/pre-commit:
+	ln -s $(realpath ./dev/pre-commit) $@
+
+.PHONY: check
+check:
+	$(VIRTUAL_ENV_DIR)/bin/ruff check --target-version py37 .
+
+.PHONY: check-format
+check-format:
+	$(VIRTUAL_ENV_DIR)/bin/ruff check --select I --target-version py37 .
+	$(VIRTUAL_ENV_DIR)/bin/ruff format --check --target-version py37 .
+
 .PHONY: format
 format:
-	venv/bin/ruff format --target-version py37 .
-
-.PHONY: ck-format
-ck-format:
-	venv/bin/ruff format --check --target-version py37 .
+	$(VIRTUAL_ENV_DIR)/bin/ruff check --select I --target-version py37 --fix .
+	$(VIRTUAL_ENV_DIR)/bin/ruff format --target-version py37 .

dev/pre-commit

@@ -0,0 +1,11 @@
+
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+# pre-commit.sh
+# -------------
+# An optional script which runs checks on code before commits.
+
+make check
+make check-format