mercurial/cmdutil.py

9661:c4f6c02e33c4

    return t

def finddate(ui, repo, date):
    """Find the tipmost changeset that matches the given date spec"""
    df = util.matchdate(date)
    get = util.cachefunc(lambda r: repo[r])
    m = matchall(repo)
    results = {}
    for st, rev, fns in walkchangerevs(ui, repo, m, get, {'rev':None}):
        if st == 'add':
            d = get(rev).date()
            if df(d[0]):
                results[rev] = d
        elif st == 'iter':
            if rev in results:
                ui.status(_("Found revision %s from %s\n") %
                          (rev, util.datestr(results[rev])))
                return str(rev)

    raise util.Abort(_("revision matching date not found"))

def walkchangerevs(ui, repo, match, opts):
    '''Iterate over files and the revs in which they changed.

    Callers most commonly need to iterate backwards over the history
    in which they are interested. Doing so has awful (quadratic-looking)
    performance, so we use iterators in a "windowed" way.

    We walk a window of revisions in the desired order.  Within the
    window, we first walk forwards to gather data, then in the desired
    order (usually backwards) to display it.

    This function returns an iterator. The iterator yields 3-tuples.
    They will be of one of the following forms:

    "add", rev, fns: out-of-order traversal of the given filenames
    fns, which changed during revision rev - use to gather data for
    possible display

    "iter", rev, None: in-order traversal of the revs earlier iterated
    over with "add" - use to display data'''

    def increasing_windows(start, end, windowsize=8, sizelimit=512):
        if start < end:
            while start < end:
                yield start, min(windowsize, end-start)

                    def fns_generator():
                        for f in ctx.files():
                            if match(f):
                                yield f
                    fns = fns_generator()
                yield 'add', ctx, fns
            for rev in nrevs:
                yield 'iter', change(rev), None
    return iterate()

def commit(ui, repo, commitfunc, pats, opts):
    '''commit the specified files or all outstanding changes'''
    date = opts.get('date')

9662:f3d60543924f

    return t

def finddate(ui, repo, date):
    """Find the tipmost changeset that matches the given date spec"""
    df = util.matchdate(date)
    m = matchall(repo)
    results = {}

    def prep(ctx, fns):
        d = ctx.date()
        if df(d[0]):
            results[rev] = d

    for ctx in walkchangerevs(ui, repo, m, {'rev':None}, prep):
        rev = ctx.rev()
        if rev in results:
            ui.status(_("Found revision %s from %s\n") %
                      (rev, util.datestr(results[rev])))
            return str(rev)

    raise util.Abort(_("revision matching date not found"))

def walkchangerevs(ui, repo, match, opts, prepare):
    '''Iterate over files and the revs in which they changed.

    Callers most commonly need to iterate backwards over the history
    in which they are interested. Doing so has awful (quadratic-looking)
    performance, so we use iterators in a "windowed" way.

    We walk a window of revisions in the desired order.  Within the
    window, we first walk forwards to gather data, then in the desired
    order (usually backwards) to display it.

    This function returns an iterator yielding contexts. Before
    yielding each context, the iterator will first call the prepare
    function on each context in the window in forward order.'''

    def increasing_windows(start, end, windowsize=8, sizelimit=512):
        if start < end:
            while start < end:
                yield start, min(windowsize, end-start)

                    def fns_generator():
                        for f in ctx.files():
                            if match(f):
                                yield f
                    fns = fns_generator()
                prepare(ctx, fns)
            for rev in nrevs:
                yield change(rev)
    return iterate()

def commit(ui, repo, commitfunc, pats, opts):
    '''commit the specified files or all outstanding changes'''
    date = opts.get('date')