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1def _apply_stylized_ranges(self, text: Text) -> None:
2        """
3        Apply stylized ranges to a text instance,
4        using the given code to determine the right portion to apply the style to.
5
6        Args:
7            text (Text): Text instance to apply the style to.
8        """
9        code = text.plain
10        newlines_offsets = [
11            # Let's add outer boundaries at each side of the list:
12            0,
13            # N.B. using "\n" here is much faster than using metacharacters such as "^" or "\Z":
14            *[
15                match.start() + 1
16                for match in re.finditer("\n", code, flags=re.MULTILINE)
17            ],
18            len(code) + 1,
19        ]
20
21        for stylized_range in self._stylized_ranges:
22            start = _get_code_index_for_syntax_position(
23                newlines_offsets, stylized_range.start
24            )
25            end = _get_code_index_for_syntax_position(
26                newlines_offsets, stylized_range.end
27            )
28            if start is not None and end is not None:
29                text.stylize(stylized_range.style, start, end)