def _render_rewrite(self, color=True):
        """Render the ---> rewrite prompt."""
        if color:
            scheme = self.color_scheme_table.active_colors
            # We need a non-input version of these escapes
            color_prompt = scheme.in_prompt.replace("\001","").replace("\002","")
            color_normal = scheme.normal
        else:
            color_prompt, color_normal = '', ''

        return color_prompt + "-> ".rjust(self.txtwidth, "-") + color_normal
Render the ---> rewrite prompt.