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  • Committer: Parth Malwankar
  • Date: 2010-06-30 12:03:30 UTC
  • mto: This revision was merged to the branch mainline in revision 5339.
  • Revision ID: parth.malwankar@gmail.com-20100630120330-uud7s38i8s08izh8
added InvalidPattern error.
This is raised by lazy_regex and Globster on bad regex.

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Lines of Context:
bzrlib/osutils.py
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            raise
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def re_compile_checked(re_string, flags=0, where=""):
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    """Return a compiled re, or raise a sensible error.
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    This should only be used when compiling user-supplied REs.
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    :param re_string: Text form of regular expression.
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    :param flags: eg re.IGNORECASE
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    :param where: Message explaining to the user the context where
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        it occurred, eg 'log search filter'.
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    """
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    # from https://bugs.launchpad.net/bzr/+bug/251352
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    try:
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        re_obj = re.compile(re_string, flags)
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        re_obj.search("")
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        return re_obj
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    except re.error, e:
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        if where:
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            where = ' in ' + where
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        # despite the name 'error' is a type
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        raise errors.BzrCommandError('Invalid regular expression%s: %r: %s'
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            % (where, re_string, e))
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if sys.platform == "win32":
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    import msvcrt
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    def getchar():