Method get

ci/iwyu_cache.py:127–155

Look up cached IWYU result for a file. Args: file_path: Source file path. compiler_args_key: Compiler args fingerprint. Returns: List of removal strings if cached (empty list = clean), or None on cache miss.

(self, file_path: Path, compiler_args_key: str)

            pass  # Non-fatal

    def get(self, file_path: Path, compiler_args_key: str) -> list[str] | None:
        """Look up cached IWYU result for a file.

        Args:
            file_path: Source file path.
            compiler_args_key: Compiler args fingerprint.

        Returns:
            List of removal strings if cached (empty list = clean),
            or None on cache miss.
        """
        if not self._enabled:
            self._misses += 1
            return None

        file_hash = _compute_file_hash(
            file_path, compiler_args_key, self._source_tree_hash
        )
        key = str(file_path)

        entry = self._data.get(key)
        if entry is not None and entry.get("hash") == file_hash:
            removals = entry.get("removals")
            if isinstance(removals, list):
                self._hits += 1
                return removals

        self._misses += 1
        return None

    def put(self, file_path: Path, compiler_args_key: str, removals: list[str]) -> None:
        """Store IWYU result for a file.