ed
9d3222ddc0
Aggregates v1.md bodies from a preset markdown into a single output stream. NEVER reads meta.md (pollution fix). Stdlib-only; supports stdout and -o. 5 tests in tests/test_aggregate_directives.py cover: success path, no-meta-md pollution, missing-file error, -o flag, no provenance leakage.
97 lines
3.2 KiB
Python
97 lines
3.2 KiB
Python
#!/usr/bin/env python3
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"""Aggregate directive bodies from a preset markdown file."""
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from __future__ import annotations
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import argparse
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import re
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import sys
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from pathlib import Path
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if hasattr(sys.stdout, "reconfigure"):
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try:
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sys.stdout.reconfigure(encoding="utf-8")
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except Exception:
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pass
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if hasattr(sys.stderr, "reconfigure"):
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try:
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sys.stderr.reconfigure(encoding="utf-8")
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except Exception:
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pass
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REPO_ROOT = Path(__file__).resolve().parent.parent
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ENTRY_RE = re.compile(r"^\s*-\s+(?P<name>[A-Za-z0-9_]+)\s*:\s*(?P<path>\S+)\s*$")
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EXPECTED_PATTERN_TEMPLATE = r"^conductor/directives/{name}/v\d+\.md$"
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def parse_preset(preset_path: Path) -> list[tuple[str, Path]]:
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entries: list[tuple[str, Path]] = []
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for line in preset_path.read_text(encoding="utf-8").splitlines():
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m = ENTRY_RE.match(line)
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if not m:
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continue
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name = m.group("name")
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rel_path = m.group("path")
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abs_path = (REPO_ROOT / rel_path).resolve()
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entries.append((name, abs_path))
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return entries
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def aggregate(preset_path: Path, output_path: Path | None) -> int:
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entries = parse_preset(preset_path)
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if not entries:
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print("ERROR: no directive entries found in " + str(preset_path), file=sys.stderr)
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return 1
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missing: list[tuple[str, Path]] = []
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bodies: list[tuple[str, str]] = []
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for name, path in entries:
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if not path.exists():
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missing.append((name, path))
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continue
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rel = path.relative_to(REPO_ROOT).as_posix()
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pattern = EXPECTED_PATTERN_TEMPLATE.format(name=re.escape(name))
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if not re.match(pattern, rel):
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print("WARNING: " + name + ": path " + str(path) + " does not match pattern conductor/directives/" + name + "/vN.md; including anyway", file=sys.stderr)
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try:
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body = path.read_text(encoding="utf-8")
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except UnicodeDecodeError as e:
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print("ERROR: " + name + ": UTF-8 decode error in " + str(path) + ": " + str(e), file=sys.stderr)
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continue
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bodies.append((name, body))
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if missing:
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for name, path in missing:
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print("ERROR: missing file for directive '" + name + "': " + str(path), file=sys.stderr)
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return 1
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out_lines: list[str] = []
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for name, body in bodies:
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out_lines.append("=" * 40)
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out_lines.append(name)
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out_lines.append("=" * 40)
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out_lines.append("")
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out_lines.append(body.rstrip(chr(10)))
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out_lines.append("")
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out_lines.append("")
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rendered = chr(10).join(out_lines)
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if output_path:
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output_path.write_text(rendered, encoding="utf-8")
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print("Wrote " + str(len(bodies)) + " directives to " + str(output_path), file=sys.stderr)
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else:
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sys.stdout.write(rendered)
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if not rendered.endswith(chr(10)):
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sys.stdout.write(chr(10))
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return 0
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def main() -> int:
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parser = argparse.ArgumentParser(description="Aggregate directive bodies from a preset markdown file.")
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parser.add_argument("preset", type=Path, help="Path to the preset markdown file")
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parser.add_argument("-o", "--output", type=Path, default=None, help="Write output to file instead of stdout")
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args = parser.parse_args()
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if not args.preset.exists():
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print("ERROR: preset file not found: " + str(args.preset), file=sys.stderr)
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return 1
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output = args.output.resolve() if args.output else None
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return aggregate(args.preset.resolve(), output)
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if __name__ == "__main__":
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sys.exit(main()) |