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Viewing changes to bzrlib/errors.py

  • Committer: Martin Pool
  • Date: 2005-09-22 06:19:33 UTC
  • Revision ID: mbp@sourcefrog.net-20050922061933-4b71d0f1e205b153
- keep track of number of checked revisions

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bzrlib/errors.py
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######################################################################
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# exceptions 
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class BzrError(StandardError):
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    pass
 
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    def __str__(self):
 
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        if len(self.args) == 1:
 
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            return self.args[0]
 
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        elif len(self.args) == 2:
 
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            # further explanation or suggestions
 
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            return '\n  '.join([self.args[0]] + self.args[1])
 
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        else:
 
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            return `self.args`
 
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class BzrCheckError(BzrError):
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    pass
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class InvalidRevisionNumber(BzrError):
 
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    def __str__(self):
 
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        return 'invalid revision number: %r' % self.args[0]
 
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class InvalidRevisionId(BzrError):
 
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    pass
 
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class BzrCommandError(BzrError):
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    # Error from malformed user command
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    pass
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class PointlessCommit(Exception):
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    """Commit failed because nothing was changed."""
 
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class NoSuchRevision(BzrError):
 
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    def __init__(self, branch, revision):
 
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        self.branch = branch
 
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        self.revision = revision
 
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        msg = "Branch %s has no revision %s" % (branch, revision)
 
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        BzrError.__init__(self, msg)
 
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class HistoryMissing(BzrError):
 
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    def __init__(self, branch, object_type, object_id):
 
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        self.branch = branch
 
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        BzrError.__init__(self,
 
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                          '%s is missing %s {%s}'
 
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                          % (branch, object_type, object_id))
 
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class UnrelatedBranches(BzrCommandError):
 
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    def __init__(self):
 
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        msg = "Branches have no common ancestor, and no base revision"\
 
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            " specified."
 
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        BzrCommandError.__init__(self, msg)
 
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class NotAncestor(BzrError):
 
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    def __init__(self, rev_id, not_ancestor_id):
 
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        self.rev_id = rev_id
 
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        self.not_ancestor_id = not_ancestor_id
 
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        msg = "Revision %s is not an ancestor of %s" % (not_ancestor_id, 
 
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                                                        rev_id)
 
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        BzrError.__init__(self, msg)
 
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class InstallFailed(BzrError):
 
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    def __init__(self, revisions):
 
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        self.revisions = revisions
 
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        msg = "Could not install revisions:\n%s" % " ,".join(revisions)
 
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        BzrError.__init__(self, msg)
 
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class AmbiguousBase(BzrError):
 
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    def __init__(self, bases):
 
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        msg = "The correct base is unclear, becase %s are all equally close" %\
 
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            ", ".join(bases)
 
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        BzrError.__init__(self, msg)
 
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        self.bases = bases
 
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