comparison hgext/histedit.py @ 17665:b65533958b85

histedit: rename `tip` to `topmost`

I expected `tip` to be repo's tip when it was the rewritten set tip. I rename
the variable to the less ambiguous `topmost`.

17664:4eb13b619785

            raise util.Abort(_('--force only allowed with --outgoing'))

    if opts.get('continue', False):
        if len(parent) != 0:
            raise util.Abort(_('no arguments allowed with --continue'))
        (parentctxnode, created, replaced,
         tmpnodes, existing, rules, keep, tip, replacemap) = readstate(repo)
        currentparent, wantnull = repo.dirstate.parents()
        parentctx = repo[parentctxnode]
        # existing is the list of revisions initially considered by
        # histedit. Here we use it to list new changesets, descendants
        # of parentctx without an 'existing' changeset in-between. We

    elif opts.get('abort', False):
        if len(parent) != 0:
            raise util.Abort(_('no arguments allowed with --abort'))
        (parentctxnode, created, replaced, tmpnodes,
         existing, rules, keep, tip, replacemap) = readstate(repo)
        ui.debug('restore wc to old tip %s\n' % node.hex(tip))
        hg.clean(repo, tip)
        cleanupnode(ui, repo, 'created', created)
        cleanupnode(ui, repo, 'temp', tmpnodes)
        os.unlink(os.path.join(repo.path, 'histedit-state'))
        return
    else:
        cmdutil.bailifchanged(repo)
        if os.path.exists(os.path.join(repo.path, 'histedit-state')):
            raise util.Abort(_('history edit already in progress, try '
                               '--continue or --abort'))

        tip, empty = repo.dirstate.parents()


        if len(parent) != 1:
            raise util.Abort(_('histedit requires exactly one parent revision'))
        parent = scmutil.revsingle(repo, parent[0]).node()

        keep = opts.get('keep', False)
        revs = between(repo, parent, tip, keep)

        ctxs = [repo[r] for r in revs]
        existing = [r.node() for r in ctxs]
        rules = opts.get('commands', '')
        if not rules:
            rules = '\n'.join([makedesc(c) for c in ctxs])
            rules += '\n\n'
            rules += editcomment % (node.short(parent), node.short(tip))
            rules = ui.edit(rules, ui.username())
            # Save edit rules in .hg/histedit-last-edit.txt in case
            # the user needs to ask for help after something
            # surprising happens.
            f = open(repo.join('histedit-last-edit.txt'), 'w')

        created = []


    while rules:
        writestate(repo, parentctx.node(), created, replaced,
                   tmpnodes, existing, rules, keep, tip, replacemap)
        action, ha = rules.pop(0)
        ui.debug('histedit: processing %s %s\n' % (action, ha))
        (parentctx, created_, replaced_, tmpnodes_) = actiontable[action](
            ui, repo, parentctx, ha, opts)

        raise util.Abort(_('cannot edit history that would orphan nodes'))
    return revs


def writestate(repo, parentctxnode, created, replaced,
               tmpnodes, existing, rules, keep, oldtip, replacemap):
    fp = open(os.path.join(repo.path, 'histedit-state'), 'w')
    pickle.dump((parentctxnode, created, replaced,
                 tmpnodes, existing, rules, keep, oldtip, replacemap),
                fp)
    fp.close()

def readstate(repo):
    """Returns a tuple of (parentnode, created, replaced, tmp, existing, rules,
                           keep, oldtip, replacemap ).
    """
    fp = open(os.path.join(repo.path, 'histedit-state'))
    return pickle.load(fp)

17665:b65533958b85

            raise util.Abort(_('--force only allowed with --outgoing'))

    if opts.get('continue', False):
        if len(parent) != 0:
            raise util.Abort(_('no arguments allowed with --continue'))
        (parentctxnode, created, replaced, tmpnodes,
         existing, rules, keep, topmost, replacemap) = readstate(repo)
        currentparent, wantnull = repo.dirstate.parents()
        parentctx = repo[parentctxnode]
        # existing is the list of revisions initially considered by
        # histedit. Here we use it to list new changesets, descendants
        # of parentctx without an 'existing' changeset in-between. We

    elif opts.get('abort', False):
        if len(parent) != 0:
            raise util.Abort(_('no arguments allowed with --abort'))
        (parentctxnode, created, replaced, tmpnodes,
         existing, rules, keep, topmost, replacemap) = readstate(repo)
        ui.debug('restore wc to old parent %s\n' % node.short(topmost))
        hg.clean(repo, topmost)
        cleanupnode(ui, repo, 'created', created)
        cleanupnode(ui, repo, 'temp', tmpnodes)
        os.unlink(os.path.join(repo.path, 'histedit-state'))
        return
    else:
        cmdutil.bailifchanged(repo)
        if os.path.exists(os.path.join(repo.path, 'histedit-state')):
            raise util.Abort(_('history edit already in progress, try '
                               '--continue or --abort'))

        topmost, empty = repo.dirstate.parents()


        if len(parent) != 1:
            raise util.Abort(_('histedit requires exactly one parent revision'))
        parent = scmutil.revsingle(repo, parent[0]).node()

        keep = opts.get('keep', False)
        revs = between(repo, parent, topmost, keep)

        ctxs = [repo[r] for r in revs]
        existing = [r.node() for r in ctxs]
        rules = opts.get('commands', '')
        if not rules:
            rules = '\n'.join([makedesc(c) for c in ctxs])
            rules += '\n\n'
            rules += editcomment % (node.short(parent), node.short(topmost))
            rules = ui.edit(rules, ui.username())
            # Save edit rules in .hg/histedit-last-edit.txt in case
            # the user needs to ask for help after something
            # surprising happens.
            f = open(repo.join('histedit-last-edit.txt'), 'w')

        created = []


    while rules:
        writestate(repo, parentctx.node(), created, replaced,
                   tmpnodes, existing, rules, keep, topmost, replacemap)
        action, ha = rules.pop(0)
        ui.debug('histedit: processing %s %s\n' % (action, ha))
        (parentctx, created_, replaced_, tmpnodes_) = actiontable[action](
            ui, repo, parentctx, ha, opts)

        raise util.Abort(_('cannot edit history that would orphan nodes'))
    return revs


def writestate(repo, parentctxnode, created, replaced,
               tmpnodes, existing, rules, keep, topmost, replacemap):
    fp = open(os.path.join(repo.path, 'histedit-state'), 'w')
    pickle.dump((parentctxnode, created, replaced,
                 tmpnodes, existing, rules, keep, topmost, replacemap),
                fp)
    fp.close()

def readstate(repo):
    """Returns a tuple of (parentnode, created, replaced, tmp, existing, rules,
                           keep, topmost, replacemap ).
    """
    fp = open(os.path.join(repo.path, 'histedit-state'))
    return pickle.load(fp)