21803785359

Committed 08 Feb 2026 07:13PM UTC coverage: 43.3% (-37.0%) from 80.277%

Build # 21803785359

Build Type

Pull #23085

github

Committed by

web-flow

Commit Message

Merge 7c1cd926d into 40389cc58

Pull Request Pull Request #23085: A helper method for indexing paths by source root

Run Details

2 of 6 new or added lines in 1 file covered. (33.33%)

17114 existing lines in 539 files now uncovered.

26075 of 60219 relevant lines covered (43.3%)

0.43 hits per line

Source File
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72.73

/src/python/pants/vcs/hunk.py

# Copyright 2024 Pants project contributors (see CONTRIBUTORS.md).
# Licensed under the Apache License, Version 2.0 (see LICENSE).
from dataclasses import dataclass

from pants.engine.collection import Collection


@dataclass(frozen=True)
class TextBlock:
    """Block of lines in a file.

    Lines are 1 indexed, `start` is inclusive.

    TextBlock is used as a part of unified diff hunk, thus it can be empty,
    i.e. count can be equal to 0. In the special case when the file is empty
    start = 0 and count = 0.
    """

    start: int
    count: int

    def __init__(self, start: int, count: int):
        object.__setattr__(self, "start", start)
        object.__setattr__(self, "count", count)

        self.__post_init__()

    def __post_init__(self):
        if self.count < 0:
            raise ValueError(f"{self.count=} can't be negative")

    @property
    def end(self) -> int:
        return self.start + self.count


class TextBlocks(Collection[TextBlock]):
    pass


@dataclass(frozen=True)
class Hunk:
    """Hunk of difference in unified format.

    https://www.gnu.org/software/diffutils/manual/html_node/Detailed-Unified.html

    In the special case when file is created left = None.
    In the special case when file is deleted right = None.
    """

    left: TextBlock | None
    right: TextBlock | None

1	# Copyright 2024 Pants project contributors (see CONTRIBUTORS.md).
2	# Licensed under the Apache License, Version 2.0 (see LICENSE).
3	from dataclasses import dataclass	1✔
4
5	from pants.engine.collection import Collection	1✔
6
7
8	@dataclass(frozen=True)	1✔
9	class TextBlock:	1✔
10	"""Block of lines in a file.
11
12	Lines are 1 indexed, `start` is inclusive.
13
14	TextBlock is used as a part of unified diff hunk, thus it can be empty,
15	i.e. count can be equal to 0. In the special case when the file is empty
16	start = 0 and count = 0.
17	"""
18
19	start: int	1✔
20	count: int	1✔
21
22	def __init__(self, start: int, count: int):	1✔
UNCOV 23	object.__setattr__(self, "start", start)	×
UNCOV 24	object.__setattr__(self, "count", count)	×
25
UNCOV 26	self.__post_init__()	×
27
28	def __post_init__(self):	1✔
UNCOV 29	if self.count < 0:	×
30	raise ValueError(f"{self.count=} can't be negative")	×
31
32	@property	1✔
33	def end(self) -> int:	1✔
UNCOV 34	return self.start + self.count	×
35
36
37	class TextBlocks(Collection[TextBlock]):	1✔
38	pass	1✔
39
40
41	@dataclass(frozen=True)	1✔
42	class Hunk:	1✔
43	"""Hunk of difference in unified format.
44
45	https://www.gnu.org/software/diffutils/manual/html_node/Detailed-Unified.html
46
47	In the special case when file is created left = None.
48	In the special case when file is deleted right = None.
49	"""
50
51	left: TextBlock \| None	1✔
52	right: TextBlock \| None	1✔

pantsbuild / pants / 21803785359

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