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Check Sphinx warnings and fail if improved
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,147 @@ | ||
| #!/usr/bin/env python3 | ||
| """ | ||
| Check the output of running Sphinx in nit-picky mode (missing references). | ||
| """ | ||
| import argparse | ||
| import csv | ||
| import os | ||
| import re | ||
| import sys | ||
| from pathlib import Path | ||
|
|
||
| # Exclude these whether they're dirty or clean, | ||
| # because they trigger a rebuild of dirty files. | ||
| EXCLUDE_FILES = { | ||
| "Doc/whatsnew/changelog.rst", | ||
| } | ||
|
|
||
| # Subdirectories of Doc/ to exclude. | ||
| EXCLUDE_SUBDIRS = { | ||
| ".env", | ||
| ".venv", | ||
| "env", | ||
| "includes", | ||
| "venv", | ||
| } | ||
|
|
||
|
|
||
| def check_and_annotate(warnings: list[str], files_to_check: str) -> None: | ||
| """ | ||
| Convert Sphinx warning messages to GitHub Actions. | ||
| Converts lines like: | ||
| .../Doc/library/cgi.rst:98: WARNING: reference target not found | ||
| to: | ||
| ::warning file=.../Doc/library/cgi.rst,line=98::reference target not found | ||
| Non-matching lines are echoed unchanged. | ||
| see: | ||
| https://docs.github.com/en/actions/using-workflows/workflow-commands-for-github-actions#setting-a-warning-message | ||
| """ | ||
| pattern = re.compile(r"(?P<file>[^:]+):(?P<line>\d+): WARNING: (?P<msg>.+)") | ||
| files_to_check = next(csv.reader([files_to_check])) | ||
| for warning in warnings: | ||
| if any(filename in warning for filename in files_to_check): | ||
| if match := pattern.fullmatch(warning): | ||
| print("::warning file={file},line={line}::{msg}".format_map(match)) | ||
|
|
||
|
|
||
| def fail_if_regression( | ||
| warnings: list[str], files_with_expected_nits: set[str], files_with_nits: set[str] | ||
| ) -> int: | ||
| """ | ||
| Ensure some files always pass Sphinx nit-picky mode (no missing references). | ||
| These are files which are *not* in .nitignore. | ||
| """ | ||
| all_rst = { | ||
| str(rst) | ||
| for rst in Path("Doc/").rglob("*.rst") | ||
| if rst.parts[1] not in EXCLUDE_SUBDIRS | ||
| } | ||
| should_be_clean = all_rst - files_with_expected_nits - EXCLUDE_FILES | ||
| problem_files = sorted(should_be_clean & files_with_nits) | ||
| if problem_files: | ||
| print("\nError: must not contain warnings:\n") | ||
| for filename in problem_files: | ||
| print(filename) | ||
| for warning in warnings: | ||
| if filename in warning: | ||
| print(warning) | ||
| return -1 | ||
| return 0 | ||
|
|
||
|
|
||
| def fail_if_improved( | ||
| files_with_expected_nits: set[str], files_with_nits: set[str] | ||
| ) -> int: | ||
| """ | ||
| We may have fixed warnings in some files so that the files are now completely clean. | ||
| Good news! Let's add them to .nitignore to prevent regression. | ||
| """ | ||
| files_with_no_nits = files_with_expected_nits - files_with_nits | ||
| if files_with_no_nits: | ||
| print("\nCongratulations! You improved:\n") | ||
| for filename in sorted(files_with_no_nits): | ||
| print(filename) | ||
| print("\nPlease remove from Doc/tools/.nitignore\n") | ||
| return -1 | ||
| return 0 | ||
|
|
||
|
|
||
| def main() -> int: | ||
| parser = argparse.ArgumentParser() | ||
| parser.add_argument( | ||
| "--check-and-annotate", | ||
| help="Comma-separated list of files to check, " | ||
| "and annotate those with warnings on GitHub Actions", | ||
| ) | ||
| parser.add_argument( | ||
| "--fail-if-regression", | ||
| action="store_true", | ||
| help="Fail if known-good files have warnings", | ||
| ) | ||
| parser.add_argument( | ||
| "--fail-if-improved", | ||
| action="store_true", | ||
| help="Fail if new files with no nits are found", | ||
| ) | ||
| args = parser.parse_args() | ||
| exit_code = 0 | ||
|
|
||
| wrong_directory_msg = "Must run this script from the repo root" | ||
| assert Path("Doc").exists() and Path("Doc").is_dir(), wrong_directory_msg | ||
|
|
||
| with Path("Doc/sphinx-warnings.txt").open() as f: | ||
| warnings = f.read().splitlines() | ||
|
|
||
| cwd = str(Path.cwd()) + os.path.sep | ||
| files_with_nits = { | ||
| warning.removeprefix(cwd).split(":")[0] | ||
| for warning in warnings | ||
| if "Doc/" in warning | ||
| } | ||
|
|
||
| with Path("Doc/tools/.nitignore").open() as clean_files: | ||
| files_with_expected_nits = { | ||
| filename.strip() | ||
| for filename in clean_files | ||
| if filename.strip() and not filename.startswith("#") | ||
| } | ||
|
|
||
| if args.check_and_annotate: | ||
| check_and_annotate(warnings, args.check_and_annotate) | ||
|
|
||
| if args.fail_if_regression: | ||
| exit_code += fail_if_regression( | ||
| warnings, files_with_expected_nits, files_with_nits | ||
| ) | ||
|
|
||
| if args.fail_if_improved: | ||
| exit_code += fail_if_improved(files_with_expected_nits, files_with_nits) | ||
|
|
||
| return exit_code | ||
|
|
||
|
|
||
| if __name__ == "__main__": | ||
| sys.exit(main()) |
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