#! /usr/bin/python3

# SPDX-License-Identifier: GPL-2.0-or-later
#
# tasst - Test A Simple Socket Transport
#         library of test helpers for passt & pasta
#
# tasst/typing.py - Type checking and related helpers
#
# Copyright Red Hat
# Author: David Gibson <david@gibson.dropbear.id.au>


def typecheck(val, ty_):
    if not isinstance(val, ty_):
        raise TypeError("Expected {} instead of {}".format(ty_, type(val)))
    return val


def typecheck_default(val, ty_, default):
    if val is None:
        return default
    return typecheck(val, ty_)