comparison mercurial/hg.py @ 821:72d9bd4841f3

Ensure that dirstate.walk only yields names once.
Its predecessor code used to do this, and now it does, too.

820:89985a1b3427

    def walk(self, files = None, match = util.always):
        self.read()
        dc = self.map.copy()
        # walk all files by default
        if not files: files = [self.root]
        def traverse():
            for f in util.unique(files):
                f = os.path.join(self.root, f)
                if os.path.isdir(f):
                    for dir, subdirs, fl in os.walk(f):
                        d = dir[len(self.root) + 1:]
                        nd = os.path.normpath(d)
                        if nd == '.hg':
                            subdirs[:] = []
                            continue
                        for sd in subdirs:
                            ds = os.path.join(nd, sd +'/')
                            if self.ignore(ds) or not match(ds):

        # yield only files that match: all in dirstate, others only if
        # not in .hgignore

        for src, fn in util.unique(traverse()):
            fn = os.path.normpath(fn)
            if fn in dc:
                del dc[fn]
            elif self.ignore(fn):
                continue
            if match(fn):

821:72d9bd4841f3

    def walk(self, files = None, match = util.always):
        self.read()
        dc = self.map.copy()
        # walk all files by default
        if not files: files = [self.root]
        known = {'.hg': 1}
        def seen(fn):
            if fn in known: return True
            known[fn] = 1
        def traverse():
            for f in util.unique(files):
                f = os.path.join(self.root, f)
                if os.path.isdir(f):
                    for dir, subdirs, fl in os.walk(f):
                        d = dir[len(self.root) + 1:]
                        nd = os.path.normpath(d)
                        if seen(nd):
                            subdirs[:] = []
                            continue
                        for sd in subdirs:
                            ds = os.path.join(nd, sd +'/')
                            if self.ignore(ds) or not match(ds):

        # yield only files that match: all in dirstate, others only if
        # not in .hgignore

        for src, fn in util.unique(traverse()):
            fn = os.path.normpath(fn)
            if seen(fn): continue
            if fn in dc:
                del dc[fn]
            elif self.ignore(fn):
                continue
            if match(fn):