Implement no_blank_line_before_class_docstring preview style (#9154)

## Summary

This PR implements the `no_blank_line_before_class_docstring` preview
style.

## Test Plan

Update existing snapshots.

### Formatter ecosystem

`main`

| project | similarity index | total files | changed files |
|----------------|------------------:|------------------:|------------------:|
| cpython | 0.75804 | 1799 | 1648 |
| django | 0.99984 | 2772 | 34 |
| home-assistant | 0.99955 | 10596 | 213 |
| poetry | 0.99905 | 321 | 15 |
| transformers | 0.99967 | 2657 | 324 |
| twine | 1.00000 | 33 | 0 |
| typeshed | 0.99980 | 3669 | 18 |
| warehouse | 0.99976 | 654 | 14 |
| zulip | 0.99958 | 1459 | 36 |

`dhruv/no-blank-line-docstring`

| project | similarity index | total files | changed files |
|----------------|------------------:|------------------:|------------------:|
| cpython | 0.75804 | 1799 | 1648 |
| django | 0.99984 | 2772 | 34 |
| home-assistant | 0.99955 | 10596 | 213 |
| poetry | 0.99905 | 321 | 15 |
| transformers | 0.99967 | 2657 | 324 |
| twine | 1.00000 | 33 | 0 |
| typeshed | 0.99980 | 3669 | 18 |
| warehouse | 0.99976 | 654 | 14 |
| zulip | 0.99958 | 1459 | 36 |

fixes: #8888
This commit is contained in:
Dhruv Manilawala 2023-12-19 00:43:20 -06:00 committed by GitHub
parent 7c894921df
commit 09296e3e3c
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GPG key ID: 4AEE18F83AFDEB23
9 changed files with 184 additions and 148 deletions

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@ -24,3 +24,12 @@ pub(crate) const fn is_prefer_splitting_right_hand_side_of_assignments_enabled(
) -> bool {
context.is_preview()
}
/// Returns `true` if the [`no_blank_line_before_class_docstring`] preview style is enabled.
///
/// [`no_blank_line_before_class_docstring`]: https://github.com/astral-sh/ruff/issues/8888
pub(crate) const fn is_no_blank_line_before_class_docstring_enabled(
context: &PyFormatContext,
) -> bool {
context.is_preview()
}