mfahampshire
43 lines
1.3 KiB
Python
43 lines
1.3 KiB
Python
#!/usr/bin/env python3
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"""Check that [package] fields in Cargo.toml follow canonical ordering."""
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import re, sys
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ORDER = [
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"name", "description", "version", "authors", "edition", "license",
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"repository", "homepage", "documentation", "rust-version", "readme",
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"publish", "keywords", "exclude", "build", "links", "default-run",
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"resolver",
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]
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bad = []
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for path in sys.argv[1:]:
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fields, in_pkg = [], False
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for line in open(path):
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s = line.strip()
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if s == "[package]":
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in_pkg = True
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continue
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if in_pkg and s.startswith("["):
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break
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if in_pkg:
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m = re.match(r"^(\w[\w-]*)", s)
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if m and "=" in line:
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fields.append(m.group(1))
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unknown = [f for f in fields if f not in ORDER]
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if unknown:
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bad.append((path, f"unknown field(s): {', '.join(unknown)}"))
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continue
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expected = sorted(fields, key=ORDER.index)
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if fields != expected:
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first = next(a for a, b in zip(fields, expected) if a != b)
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bad.append((path, f"first mismatch: '{first}'"))
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if bad:
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print("[package] fields out of canonical order:")
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for path, reason in bad:
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print(f" {path} ({reason})")
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print("\nCanonical order:")
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for f in ORDER:
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print(f" - {f}")
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sys.exit(1)
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