Source code for rosdep2.core

# Copyright (c) 2009, Willow Garage, Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
#     * Redistributions of source code must retain the above copyright
#       notice, this list of conditions and the following disclaimer.
#     * Redistributions in binary form must reproduce the above copyright
#       notice, this list of conditions and the following disclaimer in the
#       documentation and/or other materials provided with the distribution.
#     * Neither the name of the Willow Garage, Inc. nor the names of its
#       contributors may be used to endorse or promote products derived from
#       this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

import os
import sys
import traceback


def rd_debug(s):
    if 'ROSDEP_DEBUG' in os.environ:
        print(s)


def print_bold(msg):
    """
    print message printed to screen with bold decoration for greater clarity
    :param msg: message to print, ``str``
    """
    if sys.platform in ['win32']:
        print('%s' % msg)  # windows console is terrifically boring
    else:
        print('\033[1m%s\033[0m' % msg)


[docs] class InvalidData(Exception): """ Data is not in valid rosdep format. """ def __init__(self, message, origin=None): super(InvalidData, self).__init__(message) self.origin = origin
class UnsupportedOs(Exception): pass class RosdepInternalError(Exception): def __init__(self, e, message=None): self.error = e if message is None: self.message = traceback.format_exc() else: self.message = message def __str__(self): return self.message class CachePermissionError(Exception): """Failure when writing the cache.""" pass class DownloadFailure(Exception): """ Failure downloading sources list data for I/O or other format reasons. """ pass class InstallFailed(Exception): def __init__(self, failure=None, failures=None): """ One of failure/failures must be set. :param failure: single (installer_key, message) tuple. :param failures: list of (installer_key, message) tuples """ if failures is not None: self.failures = failures elif not failure: raise ValueError('failure is None') else: self.failures = [failure] def __str__(self): return '\n'.join(['%s: %s' % (key, message) for (key, message) in self.failures])