type fixes

rich/style.py

@@ -105,7 +105,6 @@ class Style:
         encircle: bool = None,
         overline: bool = None,
         link: str = None,
-        link_id: str = None,
     ):
         self._ansi: Optional[str] = None
         self._style_definition: Optional[str] = None
@@ -150,7 +149,7 @@ class Style:
             )
         )
         self._link = link
-        self._link_id = (link_id or f"{time()}-{randint(0, 999999)}") if link else ""
+        self._link_id = f"{time()}-{randint(0, 999999)}" if link else ""
 
     bold = _Bit(0)
     dim = _Bit(1)

rich/text.py

@@ -363,7 +363,8 @@ class Text(JupyterMixin):
             if style:
                 start, end = get_span()
                 match_style = style(plain[start:end]) if callable(style) else style
-                append_span(_Span(start, end, match_style))
+                if match_style is not None:
+                    append_span(_Span(start, end, match_style))
 
             count += 1
             for name in match.groupdict().keys():