MikeCoder / markdown-preview.vim

    if opts.self_test:

        return _test()

    if opts.extras:

        extras = {}

        for s in opts.extras:

            splitter = re.compile("[,;: ]+")

            for e in splitter.split(s):

                if '=' in e:

                    ename, earg = e.split('=', 1)

                    try:

                        earg = int(earg)

                    except ValueError:

                        pass

                else:

                    ename, earg = e, None

                extras[ename] = earg

    else:

        extras = None

    if opts.link_patterns_file:

        link_patterns = []

            # TODO: perhaps shouldn't presume UTF-8 for string input?

            text = unicode(text, 'utf-8')

        if self.use_file_vars:

            # Look for emacs-style file variable hints.

            emacs_vars = self._get_emacs_vars(text)

            if "markdown-extras" in emacs_vars:

                splitter = re.compile("[ ,]+")

                for e in splitter.split(emacs_vars["markdown-extras"]):

                    if '=' in e:

                        ename, earg = e.split('=', 1)

                        try:

                            earg = int(earg)

                        except ValueError:

                            pass

                    else:

                        ename, earg = e, None

                    self.extras[ename] = earg

        # Standardize line endings:

        text = text.replace("\r\n", "\n")