mercurial/cmdutil.py

21875:33020e87f8c5

            if stopiteration:
                break

    return iterate()

def _makelogfilematcher(repo, pats, followfirst):
    # When displaying a revision with --patch --follow FILE, we have
    # to know which file of the revision must be diffed. With
    # --follow, we want the names of the ancestors of FILE in the
    # revision, stored in "fcache". "fcache" is populated by
    # reproducing the graph traversal already done by --follow revset

    fcacheready = [False]
    pctx = repo['.']
    wctx = repo[None]

    def populate():
        for fn in pats:
            for i in ((pctx[fn],), pctx[fn].ancestors(followfirst=followfirst)):
                for c in i:
                    fcache.setdefault(c.linkrev(), set()).add(c.path())

    def filematcher(rev):

            opts['_patslog'] = list(pats)

    filematcher = None
    if opts.get('patch') or opts.get('stat'):
        if follow:
            filematcher = _makelogfilematcher(repo, pats, followfirst)
        else:
            filematcher = lambda rev: match

    expr = []
    for op, val in opts.iteritems():

21877:dbbae63865a6

            if stopiteration:
                break

    return iterate()

def _makelogfilematcher(repo, files, followfirst):
    # When displaying a revision with --patch --follow FILE, we have
    # to know which file of the revision must be diffed. With
    # --follow, we want the names of the ancestors of FILE in the
    # revision, stored in "fcache". "fcache" is populated by
    # reproducing the graph traversal already done by --follow revset

    fcacheready = [False]
    pctx = repo['.']
    wctx = repo[None]

    def populate():
        for fn in files:
            for i in ((pctx[fn],), pctx[fn].ancestors(followfirst=followfirst)):
                for c in i:
                    fcache.setdefault(c.linkrev(), set()).add(c.path())

    def filematcher(rev):

            opts['_patslog'] = list(pats)

    filematcher = None
    if opts.get('patch') or opts.get('stat'):
        if follow:
            # _makelogfilematcher expects its files argument to be relative to
            # the repo root, so use match.files(), not pats.
            filematcher = _makelogfilematcher(repo, match.files(), followfirst)
        else:
            filematcher = lambda rev: match

    expr = []
    for op, val in opts.iteritems():