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Simplify EmitterWriter::get_max_line_num

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AnthonyMikh 2019-09-30 23:47:51 +03:00 • committed by GitHub
parent 6b6a79b190
commit 7b4c5c62aa
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1 changed files with 4 additions and 8 deletions
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12
src/librustc_errors/emitter.rs
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@ -1022,15 +1022,11 @@ impl EmitterWriter {
}
fn get_max_line_num(&mut self, span: &MultiSpan, children: &[SubDiagnostic]) -> usize {
let primary = self.get_multispan_max_line_num(span);
let mut max = primary;
for sub in children {
let sub_result = self.get_multispan_max_line_num(&sub.span);
max = std::cmp::max(sub_result, max);
}
max
children.iter()
.map(|sub| self.get_multispan_max_line_num(&sub.span))
.max()
.unwrap_or(primary)
}
/// Adds a left margin to every line but the first, given a padding length and the label being