1import pathlib
2import subprocess
3import typing
4
5
6class CommandOutput(typing.TypedDict):
7    returncode: int
8    stdout: str | None
9    stderr: str | None
10
11
12def save_safari_webarchive(argv: list[str | pathlib.Path]) -> CommandOutput:
13    """
14    Run the ``save_safari_webarchive.swift`` script and return the result.
15    """
16    cmd = ["swift", "save_safari_webarchive.swift"] + [str(av) for av in argv]
17
18    proc = subprocess.Popen(
19        cmd,
20        stdout=subprocess.PIPE,
21        stderr=subprocess.PIPE,
22    )
23    stdout, stderr = proc.communicate()
24
25    if stdout is not None:
26        stdout = stdout.decode("utf8")
27
28    if stderr is not None:
29        stderr = stderr.decode("utf8")
30
31    return CommandOutput(
32        returncode=proc.returncode,
33        stdout=stdout or None,
34        stderr=stderr or None,
35    )