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Do not merge: check if we sometimes fail to get snippets #13941

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Do not merge: check if we sometimes fail to get snippets #13941

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7 changes: 6 additions & 1 deletion clippy_utils/src/source.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -514,8 +514,13 @@ fn snippet_with_applicability_sess<'a>(
}

/// Converts a span to a code snippet. Returns `None` if not available.
#[allow(clippy::unnecessary_wraps)]
pub fn snippet_opt(sess: &impl HasSession, span: Span) -> Option<String> {
sess.sess().source_map().span_to_snippet(span).ok()
// Experiment: fail loudly if the snippet cannot be obtained
match sess.sess().source_map().span_to_snippet(span) {
Ok(v) => Some(v),
Err(e) => panic!("Error when getting snippet for {span:?}: {e:?}"),
}
}

/// Converts a span (from a block) to a code snippet if available, otherwise use default.
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