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Extract LineIndex independent methods from Locator (#13938)

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Micha Reiser 2024-10-28 08:53:41 +01:00 • committed by GitHub
parent f8eb547fb4
commit 9f3a38d408
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171 changed files with 1348 additions and 1284 deletions
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29
crates/ruff_python_trivia/src/whitespace.rs
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@ -1,29 +1,28 @@
use ruff_source_file::Locator;
use ruff_source_file::LineRanges;
use ruff_text_size::{TextRange, TextSize};
/// Extract the leading indentation from a line.
pub fn indentation_at_offset<'a>(offset: TextSize, locator: &'a Locator) -> Option<&'a str> {
let line_start = locator.line_start(offset);
let indentation = locator.slice(TextRange::new(line_start, offset));
pub fn indentation_at_offset(offset: TextSize, source: &str) -> Option<&str> {
let line_start = source.line_start(offset);
let indentation = &source[TextRange::new(line_start, offset)];
if indentation.chars().all(is_python_whitespace) {
Some(indentation)
} else {
None
}
indentation
.chars()
.all(is_python_whitespace)
.then_some(indentation)
}
/// Return `true` if the node starting the given [`TextSize`] has leading content.
pub fn has_leading_content(offset: TextSize, locator: &Locator) -> bool {
let line_start = locator.line_start(offset);
let leading = locator.slice(TextRange::new(line_start, offset));
pub fn has_leading_content(offset: TextSize, source: &str) -> bool {
let line_start = source.line_start(offset);
let leading = &source[TextRange::new(line_start, offset)];
leading.chars().any(|char| !is_python_whitespace(char))
}
/// Return `true` if the node ending at the given [`TextSize`] has trailing content.
pub fn has_trailing_content(offset: TextSize, locator: &Locator) -> bool {
let line_end = locator.line_end(offset);
let trailing = locator.slice(TextRange::new(offset, line_end));
pub fn has_trailing_content(offset: TextSize, source: &str) -> bool {
let line_end = source.line_end(offset);
let trailing = &source[TextRange::new(offset, line_end)];
for char in trailing.chars() {
if char == '#' {