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Diffstat (limited to 'scripts/lib/wic/3rdparty/pykickstart/errors.py')
-rw-r--r-- | scripts/lib/wic/3rdparty/pykickstart/errors.py | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/scripts/lib/wic/3rdparty/pykickstart/errors.py b/scripts/lib/wic/3rdparty/pykickstart/errors.py new file mode 100644 index 0000000000..a234d99d43 --- /dev/null +++ b/scripts/lib/wic/3rdparty/pykickstart/errors.py @@ -0,0 +1,103 @@ +# +# errors.py: Kickstart error handling. +# +# Chris Lumens <clumens@redhat.com> +# +# This copyrighted material is made available to anyone wishing to use, modify, +# copy, or redistribute it subject to the terms and conditions of the GNU +# General Public License v.2. This program is distributed in the hope that it +# will be useful, but WITHOUT ANY WARRANTY expressed or implied, including the +# implied warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# See the GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along with +# this program; if not, write to the Free Software Foundation, Inc., 51 +# Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. Any Red Hat +# trademarks that are incorporated in the source code or documentation are not +# subject to the GNU General Public License and may only be used or replicated +# with the express permission of Red Hat, Inc. +# +""" +Error handling classes and functions. + +This module exports a single function: + + formatErrorMsg - Properly formats an error message. + +It also exports several exception classes: + + KickstartError - A generic exception class. + + KickstartParseError - An exception for errors relating to parsing. + + KickstartValueError - An exception for errors relating to option + processing. + + KickstartVersionError - An exception for errors relating to unsupported + syntax versions. +""" +import gettext +_ = lambda x: gettext.ldgettext("pykickstart", x) + +def formatErrorMsg(lineno, msg=""): + """Properly format the error message msg for inclusion in an exception.""" + if msg != "": + mapping = {"lineno": lineno, "msg": msg} + return _("The following problem occurred on line %(lineno)s of the kickstart file:\n\n%(msg)s\n") % mapping + else: + return _("There was a problem reading from line %s of the kickstart file") % lineno + +class KickstartError(Exception): + """A generic exception class for unspecific error conditions.""" + def __init__(self, val = ""): + """Create a new KickstartError exception instance with the descriptive + message val. val should be the return value of formatErrorMsg. + """ + Exception.__init__(self) + self.value = val + + def __str__ (self): + return self.value + +class KickstartParseError(KickstartError): + """An exception class for errors when processing the input file, such as + unknown options, commands, or sections. + """ + def __init__(self, msg): + """Create a new KickstartParseError exception instance with the + descriptive message val. val should be the return value of + formatErrorMsg. + """ + KickstartError.__init__(self, msg) + + def __str__(self): + return self.value + +class KickstartValueError(KickstartError): + """An exception class for errors when processing arguments to commands, + such as too many arguments, too few arguments, or missing required + arguments. + """ + def __init__(self, msg): + """Create a new KickstartValueError exception instance with the + descriptive message val. val should be the return value of + formatErrorMsg. + """ + KickstartError.__init__(self, msg) + + def __str__ (self): + return self.value + +class KickstartVersionError(KickstartError): + """An exception class for errors related to using an incorrect version of + kickstart syntax. + """ + def __init__(self, msg): + """Create a new KickstartVersionError exception instance with the + descriptive message val. val should be the return value of + formatErrorMsg. + """ + KickstartError.__init__(self, msg) + + def __str__ (self): + return self.value |