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Fix incorrect order of syntax highlight ranges

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This commit is contained in:
Leander Tentrup 2020-04-17 22:23:23 +02:00
parent 8a4cebafca
commit 2e2c03ee2d
2 changed files with 14 additions and 1 deletions
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3
crates/ra_ide/src/syntax_highlighting.rs
View File

@ -174,7 +174,8 @@ pub(crate) fn highlight(
}
assert_eq!(res.len(), 1, "after DFS traversal, the stack should only contain a single element");
let res = res.pop().unwrap();
let mut res = res.pop().unwrap();
res.sort_by_key(|range| range.range.start());
// Check that ranges are sorted and disjoint
assert!(res
.iter()

12
crates/ra_ide/src/syntax_highlighting/tests.rs
View File

@ -156,3 +156,15 @@ fn main() {
fs::write(dst_file, &actual_html).unwrap();
assert_eq_text!(expected_html, actual_html);
}
#[test]
fn ranges_sorted() {
let (analysis, file_id) = single_file(
r#"
#[foo(bar = "bar")]
macro_rules! test {}
}"#
.trim(),
);
let _ = analysis.highlight(file_id).unwrap();
}