mirror of
https://github.com/Kelsidavis/WoWee.git
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47 lines
1.2 KiB
Python
47 lines
1.2 KiB
Python
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#!/usr/bin/env python3
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from __future__ import annotations
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import json
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import re
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from pathlib import Path
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from typing import Dict, Set
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RE_OPCODE_NAME = re.compile(r"^(?:CMSG|SMSG|MSG)_[A-Z0-9_]+$")
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def load_opcode_map(path: Path, _seen: Set[Path] | None = None) -> Dict[str, str]:
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if _seen is None:
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_seen = set()
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path = path.resolve()
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if path in _seen:
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chain = " -> ".join(str(p) for p in list(_seen) + [path])
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raise ValueError(f"Opcode map inheritance cycle: {chain}")
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_seen.add(path)
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data = json.loads(path.read_text())
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merged: Dict[str, str] = {}
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extends = data.get("_extends")
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if isinstance(extends, str) and extends:
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merged.update(load_opcode_map(path.parent / extends, _seen))
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remove = data.get("_remove", [])
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if isinstance(remove, list):
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for name in remove:
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if isinstance(name, str):
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merged.pop(name, None)
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for key, value in data.items():
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if not isinstance(key, str) or not RE_OPCODE_NAME.match(key):
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continue
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if isinstance(value, str):
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merged[key] = value
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elif isinstance(value, int):
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merged[key] = str(value)
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_seen.remove(path)
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return merged
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