"""Mypy type checker command line tool."""

from __future__ import annotations

import os

import sys

import traceback

from mypy.main import main, process_options

from mypy.util import FancyFormatter

def console_entry() -> None:

try:

main()

sys.stdout.flush()

sys.stderr.flush()

except BrokenPipeError:

# Python flushes standard streams on exit; redirect remaining output

# to devnull to avoid another BrokenPipeError at shutdown

devnull = os.open(os.devnull, os.O_WRONLY)

os.dup2(devnull, sys.stdout.fileno())

sys.exit(2)

except KeyboardInterrupt:

_, options = process_options(args=sys.argv[1:])

if options.show_traceback:

sys.stdout.write(traceback.format_exc())

formatter = FancyFormatter(sys.stdout, sys.stderr, False)

msg = "Interrupted\n"

sys.stdout.write(formatter.style(msg, color="red", bold=True))

sys.stdout.flush()

sys.stderr.flush()

sys.exit(2)

except Exception as e:

# Try reporting any uncaught error canonically, otherwise just flush the traceback.

try:

import mypy.errors

_, options = process_options(args=sys.argv[1:])

mypy.errors.report_internal_error(e, None, 0, None, options)

except Exception:

pass

sys.stdout.write(traceback.format_exc())

sys.stdout.flush()

sys.stderr.flush()

sys.exit(2)

if __name__ == "__main__":

console_entry()