hgext/convert/common.py

5511:03bb1296a1c3

        was changed in a revision, even if there was no change.  This method
        tells the destination that we're using a filemap and that it should
        filter empty revisions.
        """
        pass


class mapfile(dict):
    def __init__(self, ui, path):
        super(mapfile, self).__init__()

        self.fp.write('%s %s\n' % (key, value))
        self.fp.flush()
        super(mapfile, self).__setitem__(key, value)

    def close(self):
        self.fp.close()

5512:8cd26ccc68f8

        was changed in a revision, even if there was no change.  This method
        tells the destination that we're using a filemap and that it should
        filter empty revisions.
        """
        pass

    def before(self):
        pass

    def after(self):
        pass


class commandline(object):
    def __init__(self, ui, command):
        self.ui = ui
        self.command = command

    def prerun(self):
        pass

    def postrun(self):
        pass

    def _run(self, cmd, *args, **kwargs):
        cmdline = [self.command, cmd] + list(args)
        for k, v in kwargs.iteritems():
            if len(k) == 1:
                cmdline.append('-' + k)
            else:
                cmdline.append('--' + k.replace('_', '-'))
            try:
                if len(k) == 1:
                    cmdline.append('' + v)
                else:
                    cmdline[-1] += '=' + v
            except TypeError:
                pass
        cmdline = [util.shellquote(arg) for arg in cmdline]
        cmdline += ['<', util.nulldev]
        cmdline = util.quotecommand(' '.join(cmdline))
        self.ui.debug(cmdline, '\n')

        self.prerun()
        try:
            return util.popen(cmdline)
        finally:
            self.postrun()

    def run(self, cmd, *args, **kwargs):
        fp = self._run(cmd, *args, **kwargs)
        output = fp.read()
        self.ui.debug(output)
        return output, fp.close()

    def checkexit(self, status, output=''):
        if status:
            if output:
                self.ui.warn(_('%s error:\n') % self.command)
                self.ui.warn(output)
            msg = util.explain_exit(status)[0]
            raise util.Abort(_('%s %s') % (self.command, msg))

    def run0(self, cmd, *args, **kwargs):
        output, status = self.run(cmd, *args, **kwargs)
        self.checkexit(status, output)
        return output


class mapfile(dict):
    def __init__(self, ui, path):
        super(mapfile, self).__init__()

        self.fp.write('%s %s\n' % (key, value))
        self.fp.flush()
        super(mapfile, self).__setitem__(key, value)

    def close(self):
        if self.fp:
            self.fp.close()
            self.fp = None