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  • Committer: Martin Pool
  • Date: 2006-06-20 03:57:11 UTC
  • mto: This revision was merged to the branch mainline in revision 1798.
  • Revision ID: mbp@sourcefrog.net-20060620035711-400bb6b6bc6ff95b
Add pyflakes makefile target; fix many warnings

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bzrlib/log.py
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# TODO: option to show delta summaries for merged-in revisions
 
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#
 
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# TODO: deltas_for_log_reverse seems no longer called; delete it?
 
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import re
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from bzrlib.delta import compare_trees
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            lf.show_merge(rev, merge_depth)
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def deltas_for_log_dummy(branch, which_revs):
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    """Return all the revisions without intermediate deltas.
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    Useful for log commands that won't need the delta information.
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    """
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    for revno, revision_id in which_revs:
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        yield revno, branch.get_revision(revision_id), None
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def deltas_for_log_reverse(branch, which_revs):
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    """Compute deltas for display in latest-to-earliest order.
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    branch
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        Branch to traverse
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    which_revs
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        Sequence of (revno, revision_id) for the subset of history to examine
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    returns 
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        Sequence of (revno, rev, delta)
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    The delta is from the given revision to the next one in the
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    sequence, which makes sense if the log is being displayed from
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    newest to oldest.
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    """
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    last_revno = last_revision_id = last_tree = None
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    for revno, revision_id in which_revs:
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        this_tree = branch.revision_tree(revision_id)
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        this_revision = branch.get_revision(revision_id)
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        if last_revno:
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            yield last_revno, last_revision, compare_trees(this_tree, last_tree, False)
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        this_tree = EmptyTree(branch.get_root_id())
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        last_revno = revno
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        last_revision = this_revision
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        last_tree = this_tree
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    if last_revno:
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        if last_revno == 1:
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            this_tree = EmptyTree(branch.get_root_id())
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        else:
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            this_revno = last_revno - 1
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            this_revision_id = branch.revision_history()[this_revno]
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            this_tree = branch.revision_tree(this_revision_id)
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        yield last_revno, last_revision, compare_trees(this_tree, last_tree, False)
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def deltas_for_log_forward(branch, which_revs):
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    """Compute deltas for display in forward log.
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    Given a sequence of (revno, revision_id) pairs, return
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    (revno, rev, delta).
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    The delta is from the given revision to the next one in the
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    sequence, which makes sense if the log is being displayed from
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    newest to oldest.
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    """
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    last_revno = last_revision_id = last_tree = None
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    prev_tree = EmptyTree(branch.get_root_id())
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    for revno, revision_id in which_revs:
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        this_tree = branch.revision_tree(revision_id)
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        this_revision = branch.get_revision(revision_id)
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        if not last_revno:
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            if revno == 1:
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                last_tree = EmptyTree(branch.get_root_id())
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            else:
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                last_revno = revno - 1
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                last_revision_id = branch.revision_history()[last_revno]
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                last_tree = branch.revision_tree(last_revision_id)
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        yield revno, this_revision, compare_trees(last_tree, this_tree, False)
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        last_revno = revno
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        last_revision = this_revision
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        last_tree = this_tree
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class LogFormatter(object):
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    """Abstract class to display log messages."""
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