from __future__ import annotations import argparse import sys from ._implementation import DependencyGroupResolver from ._toml_compat import tomllib def main(*, argv: list[str] | None = None) -> None: if tomllib is None: print( "Usage error: dependency-groups CLI requires tomli or Python 3.11+", file=sys.stderr, ) raise SystemExit(2) parser = argparse.ArgumentParser( description=( "Lint Dependency Groups for validity. " "This will eagerly load and check all of your Dependency Groups." ) ) parser.add_argument( "-f", "--pyproject-file", default="pyproject.toml", help="The pyproject.toml file. Defaults to trying in the current directory.", ) args = parser.parse_args(argv if argv is not None else sys.argv[1:]) with open(args.pyproject_file, "rb") as fp: pyproject = tomllib.load(fp) dependency_groups_raw = pyproject.get("dependency-groups", {}) errors: list[str] = [] try: resolver = DependencyGroupResolver(dependency_groups_raw) except (ValueError, TypeError) as e: errors.append(f"{type(e).__name__}: {e}") else: for groupname in resolver.dependency_groups: try: resolver.resolve(groupname) except (LookupError, ValueError, TypeError) as e: errors.append(f"{type(e).__name__}: {e}") if errors: print("errors encountered while examining dependency groups:") for msg in errors: print(f" {msg}") sys.exit(1) else: print("ok") sys.exit(0) if __name__ == "__main__": main()