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improve after_parameters_end_of_line name and docs

This commit is contained in:
Brent Westbrook 2025-12-12 11:39:19 -05:00
parent 3011190e43
commit 95301b3bc9
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1 changed files with 8 additions and 6 deletions
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14
crates/ruff_python_formatter/src/expression/expr_lambda.rs
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@ -276,8 +276,8 @@ impl Format<PyFormatContext<'_>> for FormatBody<'_> {
let body_comments = comments.leading_dangling_trailing(body);
if !dangling_header_comments.is_empty() {
// Can't use partition_point because there can be additional end of line comments
// after the initial set. All of these comments are dangling, for example:
// Split the dangling header comments into trailing comments formatted with the lambda
// header (1) and leading comments formatted with the body (2, 3, 4).
//
// ```python
// (
@ -289,8 +289,9 @@ impl Format<PyFormatContext<'_>> for FormatBody<'_> {
// )
// ```
//
// and alternate between own line and end of line.
let (after_parameters_end_of_line, leading_body_comments) = dangling_header_comments
// Note that these are split based on their line position rather than using
// `partition_point` based on a range, for example.
let (trailing_header_comments, leading_body_comments) = dangling_header_comments
.split_at(
dangling_header_comments
.iter()
@ -331,7 +332,8 @@ impl Format<PyFormatContext<'_>> for FormatBody<'_> {
trailing_comments(dangling_header_comments).fmt(f)?;
// Note that `leading_body_comments` have already been formatted as part of
// `dangling` above, but their presence still determines the spacing here.
// `dangling_header_comments` above, but their presence still determines the spacing
// here.
if leading_body_comments.is_empty() {
space().fmt(f)?;
} else {
@ -345,7 +347,7 @@ impl Format<PyFormatContext<'_>> for FormatBody<'_> {
[
space(),
token("("),
trailing_comments(after_parameters_end_of_line),
trailing_comments(trailing_header_comments),
block_indent(&format_args!(
leading_comments(leading_body_comments),
body.format().with_options(Parentheses::Never)