1###############################################################################
2#
3# The MIT License (MIT)
4#
5# Copyright (c) Crossbar.io Technologies GmbH
6#
7# Permission is hereby granted, free of charge, to any person obtaining a copy
8# of this software and associated documentation files (the "Software"), to deal
9# in the Software without restriction, including without limitation the rights
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11# copies of the Software, and to permit persons to whom the Software is
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13#
14# The above copyright notice and this permission notice shall be included in
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25###############################################################################
26
27"""
28This provides a version of the API which only throws exceptions;
29this is the default so that you have to pick asyncio or twisted
30explicitly by calling .use_twisted() or .use_asyncio()
31"""
32
33from __future__ import absolute_import, division, print_function
34from txaio import _Config
35
36using_twisted = False
37using_asyncio = False
38config = _Config()
39
40
41def _throw_usage_error(*args, **kw):
42    raise RuntimeError(
43        "To use txaio, you must first select a framework "
44        "with .use_twisted() or .use_asyncio()"
45    )
46
47
48# all the txaio API methods just raise the error
49with_config = _throw_usage_error
50create_future = _throw_usage_error
51create_future_success = _throw_usage_error
52create_future_error = _throw_usage_error
53create_failure = _throw_usage_error
54as_future = _throw_usage_error
55is_future = _throw_usage_error
56reject = _throw_usage_error
57cancel = _throw_usage_error
58resolve = _throw_usage_error
59add_callbacks = _throw_usage_error
60gather = _throw_usage_error
61is_called = _throw_usage_error
62
63call_later = _throw_usage_error
64
65failure_message = _throw_usage_error
66failure_traceback = _throw_usage_error
67failure_format_traceback = _throw_usage_error
68
69make_batched_timer = _throw_usage_error
70
71make_logger = _throw_usage_error
72start_logging = _throw_usage_error
73set_global_log_level = _throw_usage_error
74get_global_log_level = _throw_usage_error
75
76add_log_categories = _throw_usage_error
77
78IFailedFuture = _throw_usage_error
79ILogger = _throw_usage_error
80
81sleep = _throw_usage_error
82