73 lines
2.2 KiB
Bash
73 lines
2.2 KiB
Bash
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#!/usr/bin/env bash
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#
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# Copyright 2025 The Fuchsia Authors
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#
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# Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
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# <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
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# license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
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# This file may not be copied, modified, or distributed except according to
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# those terms.
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set -eo pipefail
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read -r -d '' PYTHON_SCRIPT <<'EOF' || true
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import sys
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import json
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def parse_version(v):
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"""Converts a version string to a tuple of integers."""
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return tuple(map(int, v.split(".")))
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def main():
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"""
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Checks that the package's MSRV is strictly lower than any version
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specified in `package.metadata.build-rs`.
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"""
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try:
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data = json.load(sys.stdin)
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except json.JSONDecodeError as e:
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print(f"Error parsing JSON from cargo metadata: {e}", file=sys.stderr)
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sys.exit(1)
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# Find the zerocopy package
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try:
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pkg = next(p for p in data["packages"] if p["name"] == "zerocopy")
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except StopIteration:
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print("Error: zerocopy package not found in metadata", file=sys.stderr)
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sys.exit(1)
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msrv_str = pkg.get("rust_version")
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if not msrv_str:
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print("Error: rust-version not found in Cargo.toml", file=sys.stderr)
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sys.exit(1)
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try:
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msrv = parse_version(msrv_str)
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except ValueError:
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print(f"Error: Invalid MSRV format: {msrv_str}", file=sys.stderr)
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sys.exit(1)
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build_rs_versions = (pkg.get("metadata") or {}).get("build-rs", {})
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failed = False
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for name, ver_str in build_rs_versions.items():
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try:
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ver = parse_version(ver_str)
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except ValueError:
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print(f"Warning: Skipping invalid version format for {name}: {ver_str}", file=sys.stderr)
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continue
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# Check that MSRV < Version (strictly lower)
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if not (msrv < ver):
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print(f"Error: MSRV ({msrv_str}) is not strictly lower than {name} ({ver_str})", file=sys.stderr)
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failed = True
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if failed:
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sys.exit(1)
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if __name__ == "__main__":
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main()
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EOF
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cargo metadata --format-version 1 --no-deps | python3 -c "$PYTHON_SCRIPT"
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