SashegDev
874b6f20c2
Основа — Horizon (MIT). История апстрима не переносится: этот репозиторий ведёт свою.
63 lines
2.5 KiB
Python
63 lines
2.5 KiB
Python
#!/usr/bin/env python3
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"""Generate crates/horizon-command/src/vanilla_order.rs: the order of
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the children of each node of vanilla's command tree where Horizon's tree
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registers them in a different order. Brigadier keeps children in
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registration order, and /help (smart usage) lists them that way.
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python3 tools/test_command_parse_parity.py # exports .local/command-parse-parity/tree.json
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command_parse_fixture tree rust_tree.json # Horizon's tree in its registration order
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generate_command_order.py VANILLA_TREE RUST_TREE
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"""
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import argparse
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import json
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from pathlib import Path
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ROOT = Path(__file__).resolve().parents[1]
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def main():
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parser = argparse.ArgumentParser(description=__doc__, formatter_class=argparse.RawDescriptionHelpFormatter)
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parser.add_argument("vanilla", type=Path)
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parser.add_argument("rust", type=Path)
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parser.add_argument("--out", type=Path, default=ROOT / "crates/horizon-command/src/vanilla_order.rs")
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args = parser.parse_args()
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vanilla = json.loads(args.vanilla.read_text())
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rust = json.loads(args.rust.read_text())
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rows = []
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def walk(v, r, path):
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names = list(v.get("children", {}))
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# GameRuleCommand registers the rules in a Reference2ObjectOpenHashMap's
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# (identity hash) order, which changes from run to run.
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if path == ["gamerule"]:
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return
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order = r.get("order", [])
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shared = [n for n in names if n in order]
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if shared != [n for n in order if n in names]:
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rows.append((" ".join(path), shared))
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for n in names:
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if n in r.get("children", {}):
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walk(v["children"][n], r["children"][n], path + [n])
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walk(vanilla, rust, [])
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if not rows or rows[0][0] != "":
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raise SystemExit("expected the root's order to differ")
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lines = [
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"//! The order of node children in vanilla's command tree, for the nodes",
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"//! where Horizon's tree registers them differently (path of node names",
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"//! from the root, children in vanilla's order). Generated by",
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"//! tools/generate_command_order.py; do not edit by hand.",
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"",
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"pub const ORDER: &[(&str, &[&str])] = &[",
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]
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for path, names in rows:
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joined = ", ".join(f'"{n}"' for n in names)
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lines.append(f' ("{path}", &[{joined}]),')
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lines += ["];", ""]
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args.out.write_text("\n".join(lines))
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print(f"wrote {len(rows)} nodes to {args.out}")
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if __name__ == "__main__":
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main()
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