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Fix crash with filtered diagnostics in gutter (e.g. when diagnostics aren't visible)

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This commit is contained in:
Philipp Mildenberger 2023-03-28 04:15:03 +02:00
parent 93fd79a949
commit 2a21b939c4
1 changed files with 9 additions and 10 deletions
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7
helix-view/src/gutter.rs
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@ -83,10 +83,8 @@ pub fn diagnostic<'doc>(
let diagnostics_on_line = after.chain(before);
// This unwrap is safe because the iterator cannot be empty as it contains at least the item found by the binary search.
let diagnostic = diagnostics_on_line.max_by_key(|d| d.severity).unwrap();
write!(out, "●").unwrap();
if let Some(diagnostic) = diagnostics_on_line.max_by_key(|d| d.severity) {
write!(out, "●").ok();
return Some(match diagnostic.severity {
Some(Severity::Error) => error,
Some(Severity::Warning) | None => warning,
@ -94,6 +92,7 @@ pub fn diagnostic<'doc>(
Some(Severity::Hint) => hint,
});
}
}
None
},
)