import re


def get_chrome_version() -> str:
    """Get the current version of Chrome.

    Note that this only works on Linux systems. On macOS, for example,
    the `google-chrome` command may not work.

    Returns:
        str. The version of Chrome we found.
    """
    output = str(common.run_cmd(['google-chrome', '--version']))  # type: ignore[no-untyped-call]
    chrome_version = ''.join(re.findall(r'([0-9]|\.)', output))
    return chrome_version