# Copyright 2015 by Hurricane Labs LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.


class HTTPStatus(Exception):
    """Represents a generic HTTP status.

    Raise this class from a hook, middleware, or a responder to stop handling
    the request and skip to the response handling.

    Attributes:
        status (str): HTTP status line, e.g. '748 Confounded by Ponies'.
        headers (dict): Extra headers to add to the response.
        body (str or unicode): String representing response content. If
            Unicode, Falcon will encode as UTF-8 in the response.

    Args:
        status (str): HTTP status code and text, such as
            '748 Confounded by Ponies'.
        headers (dict): Extra headers to add to the response.
        body (str or unicode): String representing response content. If
            Unicode, Falcon will encode as UTF-8 in the response.
    """

    __slots__ = (
        'status',
        'headers',
        'body'
    )

    def __init__(self, status, headers=None, body=None):
        self.status = status
        self.headers = headers
        self.body = body
