tests/ui/closures/2229_closure_analysis/diagnostics/closure-origin-tuple-diagnostics.rs

   1 // edition:2021
   2
   3 struct S(String, String);
   4
   5 fn expect_fn<F: Fn()>(_f: F) {}
   6
   7 fn main() {
   8     let s = S(format!("s"), format!("s"));
   9     let c = || { //~ ERROR expected a closure that implements the `Fn`
  10         let s = s.1;
  11     };
  12     expect_fn(c);
  13 }