Moving pp to be a FieldType method.

Makes much more sense here as it already works for other types.

bitformat/_fieldtype.py

@@ -1,9 +1,11 @@
 from __future__ import annotations
 import abc
+import sys
+
 from bitformat import Bits
 from ._bits import BitsType
 from ._common import final, Indenter
-from typing import Any, Sequence
+from typing import Any, Sequence, TextIO
 import keyword
 from ._options import Options
 
@@ -103,6 +105,20 @@ def __repr__(self) -> str:
         """
         return self._repr()
 
+    def pp(self, stream: TextIO = sys.stdout, indent: int | None = None, depth: int | None = None) -> None:
+        """
+        Pretty-print the fieldtype to a stream (or stdout by default).
+
+        :param stream: The stream to write to.
+        :type stream: TextIO
+        :param indent: The number of spaces for each level of indentation. Defaults to Options().indent_size which defaults to 4.
+        :type indent: int
+        :param depth: The maximum depth to print, or None for no limit.
+        :type depth: int or None
+        """
+        stream.write(self._str(Indenter(indent_size=indent, max_depth=depth)))
+        stream.write('\n')
+
     @classmethod
     def from_string(cls, s: str) -> FieldType:
         """

bitformat/_format.py

@@ -315,17 +315,3 @@ def extend(self, values: Iterable) -> None:
         """
         for value in values:
             self.__iadd__(value)
-
-    def pp(self, stream: TextIO = sys.stdout, indent: int | None = None, depth: int | None = None) -> None:
-        """
-        Pretty-print the format to a stream.
-
-        :param stream: The stream to write to.
-        :type stream: TextIO
-        :param indent: The number of spaces for each level of indentation. Defaults to Options().indent_size which defaults to 4.
-        :type indent: int
-        :param depth: The maximum depth to print, or None for no limit.
-        :type depth: int or None
-        """
-        stream.write(self._str(Indenter(indent_size=indent, max_depth=depth)))
-        stream.write('\n')

bitformat/_repeat.py

@@ -46,7 +46,7 @@ def from_string(cls, s: str) -> Repeat:
     def _str(self, indent: Indenter) -> str:
         # TODO: name is not handled yet.
         count_str = str(self.count)
-        s = indent(f"Repeat({count_str},")
+        s = indent(f"Repeat({count_str},\n")
         with indent:
             s += self.field._str(indent)
         s += indent(')')