Fix panic when intra-doc link comes from a generated doc comment

rust-lang · Mar 1, 2022 · 741553e · 741553e
1 parent b8967b0
commit 741553e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/librustdoc/passes/mod.rs b/src/librustdoc/passes/mod.rs
@@ -178,7 +178,7 @@ crate fn source_span_for_markdown_range(
 
     'outer: for (line_no, md_line) in md_lines.enumerate() {
         loop {
-            let source_line = src_lines.next().expect("could not find markdown in source");
+            let source_line = src_lines.next()?;
             match source_line.find(md_line) {
                 Some(offset) => {
                     if line_no == starting_line {