comparison mercurial/dirstate.py @ 25227:fd0f919170d2

dirstate: use open/read of vfs(opener) explicitly instead of read

This simplifies changes in subsequent patch, which tries to open
`.pending` file when HG_PENDING environment variable is defined.

25226:00d426a38137

    def _read(self):
        self._map = {}
        self._copymap = {}
        try:
            st = self._opener.read(self._filename)
        except IOError, err:
            if err.errno != errno.ENOENT:
                raise
            return
        if not st:

25227:fd0f919170d2

    def _read(self):
        self._map = {}
        self._copymap = {}
        try:
            fp = self._opener.open(self._filename)
            try:
                st = fp.read()
            finally:
                fp.close()
        except IOError, err:
            if err.errno != errno.ENOENT:
                raise
            return
        if not st: