Function downloadBinaryFile

catboost/node-package/build_scripts/download.ts:63–72

(targetDirPath: string, binary: BinaryFileData)

}

export async function downloadBinaryFile(targetDirPath: string, binary: BinaryFileData): Promise<string> {
    const targetFile = join(targetDirPath, binary.targetFile);
    await downloadFile(binary.url, targetFile);
    const actualHash = calculateFileHash(targetFile);
    if (actualHash !== binary.sha256) {
        throw new Error(`Expected hash ${binary.sha256}, but actual hash value is ${actualHash}`);
    }

    return targetFile;
}