build: use nox instead of just

noxfile.py

@@ -0,0 +1,117 @@
+from pathlib import Path
+
+import nox
+
+nox.options.default_venv_backend = "mamba"
+nox.options.sessions = ["check"]
+nox.options.reuse_existing_virtualenvs = True
+
+CURRENT_DIR = Path(__file__).parent.resolve()
+TARGET_DIR = CURRENT_DIR / "target"
+COVERAGE_DIR = TARGET_DIR / "debug/coverage"
+
+ENV = dict(
+    CARGO_TARGET_DIR=str(TARGET_DIR),
+)
+
+
+@nox.session
+def dev(session: nox.Session):
+    session.conda_install("pre-commit")
+    session.run("pre-commit", "install")
+
+
+@nox.session
+def check(session: nox.Session):
+    session.conda_install("pre-commit")
+    session.run("pre-commit", "run", "-a")
+
+
+@nox.session
+def tests(session: nox.Session):
+    session.conda_install("pytest", "hypothesis")
+    session.env.update(ENV)
+    session.install("-e", "./pyargus")
+    session.run("cargo", "test", external=True)
+    session.run("pytest", "pyargus")
+
+
+@nox.session
+def coverage(session: nox.Session):
+    session.conda_install("pytest", "coverage", "hypothesis", "maturin", "lcov")
+    session.run("cargo", "install", "grcov", external=True, silent=True)
+
+    session.env.update(ENV)
+    session.env.update(
+        dict(
+            RUSTC_BOOTSTRAP="1",
+            CARGO_INCREMENTAL="0",
+            RUSTFLAGS=" ".join(
+                [
+                    "-Zprofile",
+                    "-Ccodegen-units=1",
+                    "-Copt-level=0",
+                    "-Clink-dead-code",
+                    "-Coverflow-checks=off",
+                    "-Zpanic_abort_tests",
+                    "-Cpanic=unwind",
+                ]
+            ),
+            RUSTDOCFLAGS="-Cpanic=abort",
+            LLVM_PROFILE_FILE="argus-%p-%m.profraw",
+        )
+    )
+    session.run("cargo", "+nightly", "build", external=True, silent=True)
+    session.run(
+        "maturin",
+        "develop",
+        "-m",
+        "./pyargus/Cargo.toml",
+        silent=True,
+    )
+    try:
+        COVERAGE_DIR.mkdir(exist_ok=True)
+        session.run("cargo", "+nightly", "test", external=True, silent=True)
+    except Exception:
+        ...
+    finally:
+        session.run(
+            "grcov",
+            ".",
+            "-s",
+            f"{CURRENT_DIR}",
+            "--binary-path",
+            f"{TARGET_DIR}/debug",
+            "--filter",
+            "covered",
+            "-t",
+            "lcov",
+            "--branch",
+            "--ignore-not-existing",
+            "--ignore",
+            f"{Path.home()}/.cargo/**",
+            "-o",
+            "rust.lcov",
+            external=True,
+        )
+
+    try:
+        session.run(
+            "coverage", "run", "--source", "pyargus/argus", "-m", "pytest", silent=True
+        )
+    except Exception:
+        ...
+    finally:
+        session.run("coverage", "lcov", "-o", "python.lcov")
+
+    session.run(
+        "genhtml",
+        "--show-details",
+        "--highlight",
+        "--ignore-errors",
+        "source",
+        "--legend",
+        "-o",
+        "htmlcov/",
+        *map(str, CURRENT_DIR.glob("*.lcov")),
+    )