fix: single_range_in_vec_init FP for explicit Range

Author: profetia

clippy_lints/src/single_range_in_vec_init.rs

@@ -91,6 +91,7 @@ impl LateLintPass<'_> for SingleRangeInVecInit {
         };
 
         if cx.tcx.qpath_is_lang_item(qpath, LangItem::Range)
+            && !start.expr.span.eq_ctxt(inner_expr.span)
             && let ty = cx.typeck_results().expr_ty(start.expr)
             && let Some(snippet) = span.get_source_text(cx)
             // `is_from_proc_macro` will skip any `vec![]`. Let's not!

tests/ui/single_range_in_vec_init.rs

@@ -66,3 +66,9 @@ fn main() {
         vec![0..200];
     }
 }
+
+fn issue16042() {
+    use std::ops::Range;
+
+    let input = vec![Range { start: 0, end: 5 }];
+}